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    913 Products

    General Purpose Washers

    Your go-to metal washer for every screw size. Washers take the pressure off nuts and screws to protect mounting surfaces.
    Stainless SteelAbout Stainless Steel
    Image of Product. Front orientation. Washers. General Purpose Washers.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Black-Oxide 18-8 Stainless Steel—Typically chosen for their appearance, these washers have a dark, matte coating to create a finished look. They resist rust in wet and outdoor environments, but won't hold up to harsh chemicals as well as 316 stainless steel.
    Super-Corrosion-Resistant 316 Stainless Steel—Superior to 18-8 stainless steel, these washers won't degrade when exposed to harsh weather, salt water, and most chemicals.
    Super-Corrosion-Resistant High-Strength Bumax 109 Stainless Steel—As strong as 17-7 PH stainless steel and as corrosion resistant as 316 stainless steel. These washers are commonly used in demanding environments, such as marine and chemical processing applications.
    For Screw
    Size
    ID
    OD
    Thk.
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    1 7/8"
    2.000"4.250"0.153" to 0.213"ASME B18.21.1193852A166000000
    2 1/2"
    2.625"5.000"0.210" to 0.280"ASME B18.21.1193852A14600000
    M0.91.0 mm2.5 mm0.2 mm to 0.4 mm5098689A24100000
    M1
    1.1 mm3.2 mm0.2 mm to 0.4 mmISO 708910093475A1540000
    M1.2
    1.3 mm3.8 mm0.2 mm to 0.4 mmISO 708910093475A1650000
    M1.4
    1.5 mm3.8 mm0.2 mm to 0.4 mmISO 708910093475A1790000
    M1.6
    1.7 mm4.0 mm0.2 mm to 0.4 mmDIN 125, ISO 708910093475A1900000
    M1.71.9 mm4.0 mm0.2 mm to 0.4 mm5098689A2420000
    M1.8
    2.0 mm4.0 mm0.2 mm to 0.4 mm5098689A2430000
    M1.91
    2.1 mm4.5 mm0.2 mm to 0.4 mm5098689A2440000
    M2
    2.2 mm5.0 mm0.2 mm to 0.4 mmDIN 125, ISO 708910093475A1950000
    M2.2
    2.3 mm4.5 mm0.2 mm to 0.4 mm5098689A2450000
    M2.3
    2.5 mm4.8 mm0.2 mm to 0.4 mm5098689A2460000
    M2.5
    2.7 mm6.0 mm0.4 mm to 0.6 mmDIN 125, ISO 708910093475A1960000
    M2.9
    3.1 mm6.0 mm0.2 mm to 0.4 mm5098689A2470000
    M3
    3.2 mm7.0 mm0.4 mm to 0.6 mmDIN 125, ISO 708910093475A2100000
    M3.12
    3.3 mm6.4 mm0.2 mm to 0.4 mm5098689A2480000
    M3.5
    3.7 mm8.0 mm0.4 mm to 0.6 mmDIN 125, ISO 708910093475A2200000
    M3.63
    3.8 mm8.0 mm0.2 mm to 0.4 mm5098689A2490000
    M3.9
    4.2 mm8.0 mm0.2 mm to 0.4 mm5098689A25100000
    M4
    4.3 mm9.0 mm0.7 mm to 0.9 mmDIN 125, ISO 708910093475A2300000
    M4.2
    4.4 mm8.5 mm0.2 mm to 0.4 mm5098689A2520000
    M4.5
    4.7 mm9.0 mm0.4 mm to 0.6 mm10098689A2530000
    M4.8
    5.0 mm10.0 mm0.4 mm to 0.6 mm10098689A25400000
    M5
    5.3 mm10.0 mm0.9 mm to 1.1 mmDIN 125, ISO 708910093475A2400000
    M5.5
    5.7 mm11.0 mm0.4 mm to 0.6 mm10098689A25500000
    M6
    6.4 mm12.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910093475A2500000
    M6.3
    6.5 mm12.5 mm0.9 mm to 1.1 mm10098689A25600000
    M7
    7.4 mm14.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910093475A2600000
    M8
    8.4 mm16.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910093475A27000000
    M9
    9.9 mm17.0 mm1.4 mm to 1.8 mm2598689A2570000
    M10
    10.5 mm20.0 mm1.8 mm to 2.2 mmDIN 125, ISO 70895093475A28000000
    M11
    11.9 mm20.0 mm1.4 mm to 1.8 mm2598689A25800000
    M12
    13.0 mm24.0 mm2.3 mm to 2.7 mmDIN 125, ISO 70892593475A29000000
    M14
    15.0 mm28.0 mm2.3 mm to 2.7 mmDIN 125, ISO 70892593475A30000000
    M16
    17.0 mm30.0 mm2.7 mm to 3.3 mmDIN 125, ISO 70892593475A31000000
    M18
    19.0 mm34.0 mm2.7 mm to 3.3 mmDIN 125, ISO 70891093475A3150000
    M20
    21.0 mm37.0 mm2.7 mm to 3.3 mmDIN 125, ISO 70891093475A32000000
    M22
    23.0 mm39.0 mm2.7 mm to 3.3 mmDIN 125, ISO 7089198689A2240000
    M24
    25.0 mm44.0 mm3.7 mm to 4.3 mmDIN 125, ISO 70891093475A33000000
    M25
    26.0 mm47.0 mm2.7 mm to 3.3 mm598689A21200000
    M26
    27.0 mm50.0 mm3.7 mm to 4.3 mmDIN 125198689A2130000
    M27
    28.0 mm50.0 mm3.7 mm to 4.3 mmDIN 125198689A2250000
    M30
    31.0 mm56.0 mm3.7 mm to 4.3 mmDIN 125, ISO 7089193475A3500000
    M36
    37.0 mm66.0 mm4.4 mm to 5.6 mmDIN 125, ISO 7089193475A3600000
    M39
    40.0 mm72.0 mm5.4 mm to 6.6 mmDIN 125, ISO 7089193475A3700000
    M42
    43.0 mm78.0 mm6.0 mm to 8.0 mmDIN 125, ISO 7089193475A3800000
    M45
    46.0 mm76.0 mm2.7 mm to 3.3 mm198689A25900000
    M48
    49.0 mm82.5 mm2.7 mm to 3.3 mm198689A26100000
    M52
    54.0 mm98.0 mm7.0 mm to 9.0 mmDIN 125198689A23100000
    M60
    62.0 mm110.0 mm8.0 mm to 10.0 mmDIN 125198689A23200000
    M64
    66.0 mm115.0 mm8.0 mm to 10.0 mmDIN 125198689A23300000
     
    Black-Oxide 18-8 Stainless Steel
    1 1/2"
    1.562"3.250"0.100" to 0.180"190377A18900000
    1 3/4"
    1.812"3.500"0.100" to 0.180"190377A19100000
    M3.5
    3.7 mm8.0 mm0.5 mm to 0.6 mmDIN 12510098269A12200000
    M8
    8.4 mm16.0 mm1.4 mm to 1.8 mmDIN 1252598269A1450000
     
    Super-Corrosion-Resistant 316 Stainless Steel
    M1.6
    1.7 mm4.0 mm0.2 mm to 0.4 mmDIN 125, ISO 708910090965A1200000
    M2
    2.2 mm5.0 mm0.2 mm to 0.4 mmDIN 125, ISO 708910090965A1100000
    M2.5
    2.7 mm6.0 mm0.4 mm to 0.6 mmDIN 125, ISO 708910090965A1150000
    M3
    3.2 mm7.0 mm0.4 mm to 0.6 mmDIN 125, ISO 708910090965A1300000
    M3.5
    3.7 mm8.0 mm0.4 mm to 0.6 mmDIN 125, ISO 708910090965A1400000
    M4
    4.3 mm9.0 mm0.7 mm to 0.9 mmDIN 125, ISO 708910090965A1500000
    M5
    5.3 mm10.0 mm0.9 mm to 1.1 mmDIN 125, ISO 708910090965A1600000
    M6
    6.4 mm12.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910090965A1700000
    M7
    7.4 mm14.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910090965A18000000
    M8
    8.4 mm16.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910090965A19000000
    M10
    10.5 mm20.0 mm1.8 mm to 2.2 mmDIN 125, ISO 70895090965A20000000
    M12
    13.0 mm24.0 mm2.3 mm to 2.7 mmDIN 125, ISO 70892590965A21000000
    M14
    15.0 mm28.0 mm2.3 mm to 2.7 mmDIN 125, ISO 70892590965A22000000
    M16
    17.0 mm30.0 mm2.7 mm to 3.3 mmDIN 125, ISO 70892590965A23000000
    M18
    19.0 mm34.0 mm2.7 mm to 3.3 mmDIN 125, ISO 70891090965A2400000
    M20
    21.0 mm37.0 mm2.7 mm to 3.3 mmDIN 125, ISO 70891090965A2500000
    M22
    23.0 mm39.0 mm2.7 mm to 3.3 mmDIN 125598690A1190000
    M24
    25.0 mm44.0 mm3.7 mm to 4.3 mmDIN 125, ISO 7089590965A2600000
    M30
    31.0 mm56.0 mm3.7 mm to 4.3 mmDIN 125, ISO 7089590965A27000000
    M36
    37.0 mm66.0 mm4.4 mm to 5.6 mmDIN 125, ISO 7089190965A2800000
    M39
    40.0 mm72.0 mm5.4 mm to 6.6 mmDIN 125, ISO 7089190965A2900000
    M42
    43.0 mm78.0 mm6.0 mm to 8.0 mmDIN 125, ISO 7089190965A3000000
     
    Super-Corrosion-Resistant High-Strength Bumax 109 Stainless Steel
    M6
    6.4 mm12.0 mm1.4 mm to 1.8 mmDIN 125, ISO 70891094316A3100000
    M8
    8.4 mm16.0 mm1.4 mm to 1.8 mmDIN 125, ISO 70891094316A3200000
    M10
    10.5 mm20.0 mm1.8 mm to 2.2 mmDIN 125, ISO 7089594316A3300000
    M12
    13.0 mm24.0 mm2.3 mm to 2.7 mmDIN 125, ISO 7089594316A34000000
     
    Steel
    Image of Product. Front orientation. Washers. General Purpose Washers.
    Zinc-Plated Steel—A common choice for areas with occasional exposure to moisture.
    Zinc-Yellow-Chromate-Plated Steel—With the same corrosion resistance as zinc-plated steel, these withstand occasional exposure to moisture.
    Black-Oxide Steel—Typically chosen for their appearance, these washers have a dark, matte coating that creates a finished look. They offer minimal corrosion resistance, so they're best for dry environments.
    Blue-Dyed Steel—These metric-sized washers have a distinctive blue color, so you can easily tell them apart from inch washers. The coating provides only minimal corrosion resistance, so these washers are best for dry environments.
    Steel—Best for dry environments since moisture will cause these washers to rust.
    Super-Corrosion-Resistant Zinc-Flake-Coated Steel—With 40 times the corrosion resistance of zinc-plated steel, these withstand rust as well as 316 stainless steel. They have been tested to extreme standards, including 1,000 hours of salt spray. They are similar to Magni-coated washers.
    Black Super-Corrosion-Resistant-Coated Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. The coating has been tested to extreme standards, including 1,000 hours of salt spray resistance, to hold up in wet and outdoor environments. Also known as black luster.
    Material Certificate—Washers include a report with a traceable lot number.
    For Fastener Strength Grade/Class—If you require screws or nuts with a specific fastener strength rating, make sure your washer matches the grade or class.
    For Screw
    Size
    ID
    OD
    Thk.
    For Fastener Strength
    Grade/Class
    Specs. Met
    Certificate Type
    Pkg.
    Qty.
    Pkg.
    Zinc-Plated Steel
    M2
    2.2 mm5.0 mm0.3 mm to 0.4 mmISO Class 10.9
    DIN 125, ISO 708910098688A147000000
    M2.5
    2.7 mm6.0 mm0.5 mm to 0.6 mmISO Class 10.9
    DIN 125, ISO 708910098688A1480000
    M3
    3.2 mm7.0 mm0.5 mm to 0.6 mmISO Class 10.9
    DIN 125, ISO 708910098688A1420000
    M4
    4.3 mm9.0 mm0.7 mm to 0.9 mmISO Class 10.9
    DIN 125, ISO 708910098688A14300000
    M5
    5.3 mm10.0 mm0.9 mm to 1.1 mmISO Class 10.9
    DIN 125, ISO 708910098688A14400000
    M18
    19.0 mm34.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 125, ISO 7089598688A1450000
    M22
    23.0 mm39.0 mm2.7 mm to 3.3 mmISO Class 8.8
    DIN 125, ISO 7089598688A18200000
    M22
    23.0 mm39.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 125, ISO 7089598688A1610000
    M26
    27.0 mm50.0 mm3.7 mm to 4.3 mmDIN 125198688A1410000
    M30
    31.0 mm56.0 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 125, ISO 7089198688A1460000
     
    Zinc-Yellow-Chromate-Plated Steel
    M3
    3.2 mm7.0 mm0.5 mm to 0.6 mmISO Class 10.9
    DIN 125, ISO 708910090483A1510000
    M4
    4.3 mm9.0 mm0.7 mm to 0.9 mmISO Class 10.9
    DIN 125, ISO 708910090483A15200000
    M5
    5.3 mm10.0 mm0.9 mm to 1.1 mmISO Class 10.9
    DIN 125, ISO 708910090483A15300000
    M6
    6.4 mm12.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 125, ISO 70895090483A15400000
    M6
    6.5 mm12.0 mm1.5 mm to 1.6 mmISO Class 12.9
    DIN 12525090483A1010000
    M8
    8.4 mm16.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 125, ISO 70892590483A1550000
    M8
    8.5 mm16.0 mm1.4 mm to 1.5 mmISO Class 12.9
    DIN 12525090483A1020000
    M10
    10.5 mm20.0 mm1.8 mm to 2.2 mmISO Class 10.9
    DIN 125, ISO 70892590483A15600000
    M10
    10.6 mm20.0 mm1.9 mm to 2.0 mmISO Class 12.9
    DIN 12510090483A1030000
    M12
    13.0 mm24.0 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 125, ISO 70891090483A1570000
    M12
    13.1 mm24.0 mm2.4 mm to 2.5 mmISO Class 12.9
    DIN 1255090483A1040000
    M14
    15.0 mm28.0 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 125, ISO 70891090483A1580000
    M16
    17.0 mm30.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 125, ISO 7089590483A1590000
    M16
    17.1 mm30.0 mm2.9 mm to 3.0 mmISO Class 12.9
    DIN 1252590483A1050000
    M18
    19.0 mm34.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 125, ISO 7089590483A1710000
    M20
    21.0 mm37.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 125, ISO 7089590483A1720000
    M20
    21.1 mm37.0 mm2.9 mm to 3.0 mmISO Class 12.9
    DIN 1252590483A1060000
    M22
    23.0 mm39.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 125, ISO 7089590483A1730000
    M22
    23.0 mm39.0 mm2.7 mm to 3.3 mmISO Class 12.9
    DIN 125, ISO 70892590483A1080000
    M24
    25.0 mm44.0 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 125, ISO 7089190483A1740000
    M24
    25.2 mm44.0 mm3.9 mmISO Class 12.9
    DIN 1251090483A1070000
    M30
    31.0 mm56.0 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 125, ISO 7089190483A1750000
    M30
    31.0 mm56.0 mm3.7 mm to 4.3 mmISO Class 12.9
    DIN 125, ISO 70891090483A1090000
     
    Black-Oxide Steel
    9/16"
    0.594"1.188"0.177" to 0.187"Material Certificate598029A11500000
    1 3/8"
    1.500"2.750"0.235" to 0.265"193550A11000000
    1 1/2"
    1.625"3.000"0.235" to 0.265"Material Certificate193550A11500000
    1 3/4"
    1.875"3.375"0.235" to 0.265"193550A12000000
    2"
    2.125"3.750"0.235" to 0.265"193550A12500000
    2 1/2"
    2.625"4.500"0.298" to 0.328"193550A13000000
    M2
    2.2 mm5.0 mm0.3 mm to 0.4 mmDIN 125, ISO 70895098687A3010000
    M3
    3.2 mm7.0 mm0.4 mm to 0.6 mmDIN 125, ISO 708910098687A3070000
    M4
    4.3 mm9.0 mm0.7 mm to 0.9 mmDIN 125, ISO 708910098687A3080000
    M5
    5.3 mm10.0 mm0.9 mm to 1.1 mmDIN 125, ISO 708910098687A3090000
    M6
    6.4 mm12.0 mm1.4 mm to 1.8 mmDIN 125, ISO 70895098687A30400000
    M10
    10.5 mm20.0 mm1.8 mm to 2.2 mmDIN 125, ISO 70892598687A30600000
    M12
    13.0 mm24.0 mm2.3 mm to 2.7 mmDIN 1251098687A3210000
    M14
    15.0 mm28.0 mm2.3 mm to 2.7 mmDIN 1251098687A3230000
    M16
    17.0 mm30.0 mm2.7 mm to 3.3 mmDIN 1251098687A3240000
    M18
    19.0 mm34.0 mm2.7 mm to 3.3 mmDIN 1251098687A32200000
    M20
    21.0 mm37.0 mm2.7 mm to 3.3 mmDIN 125598687A3250000
    M22
    23.0 mm39.0 mm2.7 mm to 3.3 mmDIN 125, ISO 7089598687A3130000
    M24
    25.0 mm44.0 mm3.7 mm to 4.3 mmDIN 125198687A3270000
     
    Blue-Dyed Steel
    M3
    3.0 mm7.0 mm0.4 mm to 0.6 mmDIN 1252098687A2210000
    M4
    4.3 mm9.0 mm0.7 mm to 0.9 mmDIN 125, ISO 708910098687A2010000
    M5
    5.3 mm10.0 mm0.9 mm to 1.1 mmDIN 125, ISO 708910098687A2020000
    M6
    6.4 mm12.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910098687A2030000
    M8
    8.4 mm16.0 mm1.4 mm to 1.8 mmDIN 125, ISO 708910098687A2040000
    M12
    13.0 mm24.0 mm2.3 mm to 2.7 mmDIN 125, ISO 70895098687A2050000
     
    Steel
    M2
    2.2 mm5.0 mm0.3 mm to 0.4 mmDIN 12510098687A1310000
    M2.5
    2.7 mm6.0 mm0.5 mm to 0.6 mmDIN 12510098687A1320000
    M3
    3.2 mm7.0 mm0.5 mm to 0.6 mmDIN 12510098687A1330000
    M4
    4.3 mm9.0 mm0.7 mm to 0.9 mmDIN 12510098687A1340000
    M35
    36.0 mm66.0 mm4.4 mm to 5.6 mmDIN 125, ISO 7089198687A1280000
     
    Super-Corrosion-Resistant Zinc-Flake-Coated Steel
    M6
    6.4 mm12.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 125, ISO 708910090486A1010000
    M8
    8.4 mm16.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 125, ISO 708910090486A1020000
    M10
    10.5 mm20.0 mm1.8 mm to 2.2 mmISO Class 10.9
    DIN 125, ISO 708910090486A1030000
    M12
    13.0 mm24.0 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 125, ISO 708910090486A10400000
     
    Black Super-Corrosion-Resistant-Coated Steel
    M16
    17.0 mm30.0 mm2.7 mm to 3.3 mmDIN 125, ISO 7089593413A3310000
    M18
    19.0 mm34.0 mm2.7 mm to 3.3 mmDIN 125, ISO 7089593413A3320000
    M20
    21.0 mm37.0 mm2.7 mm to 3.3 mmDIN 125, ISO 7089593413A3330000
    M24
    25.0 mm44.0 mm3.3 mm to 4.3 mmDIN 125, ISO 7089193413A3340000
     
    Brass
    Image of Product. Front orientation. Washers. General Purpose Washers.
    Softer than most metals, brass washers won't damage other fastening components.
    Brass—With a warm, polished look, these washers are often chosen for their appearance. Similar to 18-8 stainless steel, brass is corrosion resistant enough to stand up to wet environments.
    Nickel-Plated Brass—The nickel plating offers better corrosion resistance than plain brass to stand up to solvents, salt water, and chemicals. The plating can wear off over time, so these washers are not recommended for applications that experience a lot of friction or wear.
    For Screw
    Size
    ID,
    mm
    OD,
    mm
    Thk., mm
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    Brass
    M1.6
    1.74.00.2 to 0.4DIN 125, ISO 70891091635A37000000
    M2
    2.25.00.2 to 0.4DIN 125, ISO 708910091635A1700000
    M2.5
    2.76.00.4 to 0.6DIN 125, ISO 708910091635A1800000
    M3
    3.27.00.4 to 0.6DIN 125, ISO 708910091635A1900000
    M4
    4.39.00.7 to 0.9DIN 125, ISO 708910091635A2100000
    M5
    5.310.00.9 to 1.1DIN 125, ISO 708910091635A2300000
    M6
    6.412.01.4 to 1.8DIN 125, ISO 708910091635A24000000
    M7
    7.414.01.4 to 1.8DIN 125, ISO 70891091635A3800000
    M8
    8.416.01.4 to 1.8DIN 125, ISO 70895091635A26000000
    M10
    10.520.01.8 to 2.2DIN 125, ISO 70892591635A27000000
    M12
    13.024.02.3 to 2.7DIN 125, ISO 70892591635A28000000
    M14
    15.028.02.3 to 2.7DIN 125, ISO 70891091635A30000000
    M16
    17.030.02.7 to 3.3DIN 125, ISO 70891091635A31000000
    M18
    19.034.02.7 to 3.3DIN 125, ISO 7089191635A3900000
    M20
    21.037.02.7 to 3.3DIN 125, ISO 7089591635A32000000
    M24
    25.044.03.7 to 4.3DIN 125, ISO 7089191635A4100000
     
    Nickel-Plated Brass
    M3
    3.27.00.4 to 0.65098691A21300000
    M4
    4.39.00.4 to 0.65098691A21400000
    M5
    5.310.00.9 to 1.15098691A21500000
    M6
    6.412.01.4 to 1.82598691A21600000
    M8
    8.416.01.4 to 1.82598691A21700000
     

    Oversized Washers

    These washers have exaggerated diameters to cover large holes and to compensate for uneven mounting surfaces. They are also thicker than general purpose washers, so they bridge wide gaps when used as spacers.
    Stainless SteelAbout Stainless Steel
    Image of Product. Front orientation. Washers. Oversized Washers.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Black-Oxide 18-8 Stainless Steel—Typically chosen for their appearance, these washers have a dark, matte coating to create a finished look. They resist rust in wet and outdoor environments, but won't hold up to harsh chemicals as well as 316 stainless steel.
    Super-Corrosion-Resistant 316 Stainless Steel—Superior to 18-8 stainless steel, these washers won't degrade when exposed to harsh weather, salt water, and most chemicals.
    High-Strength 17-4 PH Stainless Steel—Similar strength to 17-7 stainless steel washers and comparable to high-strength Grade 8 steel. These washers won’t rust in wet and outdoor environments, but they can’t handle the harsh chemicals that 316 stainless steel can.
    High-Strength 17-7 PH Stainless Steel—Some of the strongest stainless steel washers we offer, these are comparable to high-strength Grade 8 steel. They won’t rust in wet and outdoor environments, but they can’t handle the harsh chemicals that 316 stainless steel can.
    Super-Corrosion-Resistant High-Strength Bumax 88 Stainless Steel—As strong as medium-strength Class 8.8 steel and as corrosion resistant as 316 stainless steel. These washers are commonly used in demanding environments, such as marine and chemical processing applications.
    Super-Corrosion-Resistant High-Strength Bumax 109 Stainless Steel—As strong as 17-7 PH stainless steel and as corrosion resistant as 316 stainless steel. These washers are commonly used in demanding environments, such as marine and chemical processing applications.
    Material Certificate—Washers include a report with a traceable lot number.
    For Screw
    Size
    ID
    OD
    Thk.
    Specs. Met
    Certificate Type
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    No. 3
    0.109"0.312"0.050" to 0.080"10090313A501000000
    No. 5
    0.141"0.375"0.050" to 0.080"10090313A50200000
    No. 6
    0.149"0.625"0.024" to 0.038"10090313A1010000
    No. 6
    0.156"0.438"0.050" to 0.080"10090313A50300000
    No. 6
    0.156"0.562"0.040" to 0.054"5090313A20100000
    No. 6
    0.156"0.750"0.036" to 0.065"2590313A3010000
    No. 8
    0.172"0.500"0.050" to 0.080"10090313A50400000
    No. 8
    0.172"0.625"0.050" to 0.080"5090313A50500000
    No. 8
    0.174"0.750"0.033" to 0.047"10090313A10200000
    No. 8
    0.188"0.750"0.043" to 0.057"5090313A20200000
    No. 8
    0.188"1.000"0.036" to 0.065"2590313A30200000
    No. 10
    0.203"0.500"0.033" to 0.047"10090313A2000000
    No. 10
    0.203"0.625"0.060" to 0.090"5090313A50600000
    No. 10
    0.203"0.688"0.033" to 0.047"10090313A1030000
    No. 10
    0.203"0.750"0.033" to 0.047"10090313A40000000
    No. 10
    0.203"1.000"0.033" to 0.047"5090313A1040000
    No. 10
    0.203"1.000"0.230" to 0.270"198370A0450000
    No. 10
    0.219"1.000"0.110" to 0.140"192303A1010000
    No. 10
    0.219"1.250"0.043" to 0.057"2590313A10500000
    No. 10
    0.219"1.500"0.036" to 0.060"1090313A1560000
    No. 12
    0.250"0.562"0.040" to 0.060"10090313A50700000
    No. 12
    0.250"0.750"0.060" to 0.090"5090313A50800000
    No. 12
    0.250"1.000"0.060" to 0.090"2590313A50900000
    No. 12
    0.250"1.500"0.110" to 0.140"598370A11100000
    1/4"
    0.265"0.562"0.056" to 0.070"5090313A20400000
    1/4"
    0.265"0.875"0.056" to 0.071"2590313A20500000
    1/4"
    0.281"1.000"0.043" to 0.057"5090313A1070000
    1/4"
    0.281"1.250"0.043" to 0.057"5090313A1080000
    1/4"
    0.281"1.500"0.055" to 0.069"2590313A1090000
    1/4"
    0.281"1.500"0.110" to 0.140"192303A1020000
    1/4"
    0.281"1.500"0.230" to 0.270"198370A0460000
    1/4"
    0.281"2.000"0.055" to 0.069"1090313A1060000
    1/4"
    0.281"2.500"0.051" to 0.080"590313A30700000
    1/4"
    0.281"3.000"0.051" to 0.080"590313A30900000
    5/16"
    0.328"0.625"0.056" to 0.070"5090313A20600000
    5/16"
    0.344"1.250"0.043" to 0.057"2590313A1110000
    5/16"
    0.344"1.250"0.118" to 0.132"590313A3160000
    5/16"
    0.344"1.500"0.055" to 0.069"2590313A1100000
    5/16"
    0.344"2.000"0.055" to 0.069"1090313A1120000
    5/16"
    0.344"2.000"0.110" to 0.140"192303A1030000
    5/16"
    0.344"2.000"0.235" to 0.265"192303A10400000
    5/16"
    0.344"2.500"0.051" to 0.080"590313A32100000
    5/16"
    0.344"3.000"0.051" to 0.080"590313A32700000
    3/8"
    0.406"1.000"0.056" to 0.071"1090313A3290000
    3/8"
    0.406"1.250"0.043" to 0.057"2590313A1140000
    3/8"
    0.406"1.500"0.055" to 0.069"2590313A11500000
    3/8"
    0.406"1.625"0.056" to 0.070"1090313A20700000
    3/8"
    0.406"2.000"0.055" to 0.069"1090313A1160000
    3/8"
    0.406"2.000"0.110" to 0.140"192303A1050000
    3/8"
    0.406"2.000"0.235" to 0.265"192303A10600000
    3/8"
    0.406"3.000"0.051" to 0.080"590313A33300000
    7/16"
    0.500"1.250"0.110" to 0.140"1098370A11200000
    7/16"
    0.500"1.250"0.170" to 0.200"598370A11300000
    7/16"
    0.500"1.500"0.110" to 0.140"598370A11400000
    7/16"
    0.500"1.500"0.170" to 0.200"598370A11500000
    1/2"
    0.531"1.000"0.060" to 0.090"2590313A51100000
    1/2"
    0.531"1.500"0.055" to 0.069"2590313A11700000
    1/2"
    0.531"2.000"0.055" to 0.069"1090313A1180000
    1/2"
    0.531"2.000"0.110" to 0.140"192303A1070000
    1/2"
    0.531"2.000"0.235" to 0.265"192303A10800000
    1/2"
    0.531"3.000"0.051" to 0.080"590313A35100000
    1/2"
    0.562"3.000"0.240" to 0.272"190313A31300000
    9/16"
    0.578"1.062"0.110" to 0.140"1098370A11600000
    9/16"
    0.578"1.250"0.050" to 0.080"1090313A41100000
    5/8"
    0.688"2.500"0.110" to 0.140"192303A10900000
    5/8"
    0.688"2.500"0.235" to 0.265"192303A11000000
    5/8"
    0.688"3.000"0.240" to 0.272"190313A31700000
    3/4"
    0.812"3.000"0.110" to 0.140"198370A1170000
    3/4"
    0.812"3.000"0.235" to 0.265"192303A11100000
    3/4"
    0.812"3.000"0.365" to 0.397"190313A31500000
    7/8"
    0.938"2.000"0.170" to 0.200"198370A1180000
    7/8"
    0.938"3.000"0.240" to 0.272"190313A31800000
    7/8"
    0.938"3.250"0.110" to 0.140"190313A31900000
    7/8"
    0.938"3.250"0.235" to 0.265"192303A11200000
    7/8"
    0.938"3.250"0.365" to 0.397"190313A32000000
    1"
    1.062"2.500"0.110" to 0.140"198370A1190000
    1"
    1.062"3.000"0.150" to 0.220"190313A31000000
    1"
    1.062"3.500"0.110" to 0.140"192303A11300000
    1"
    1.062"3.500"0.240" to 0.272"190313A31100000
    1"
    1.062"3.500"0.365" to 0.397"190313A31200000
    1 1/4"
    1.375"4.000"0.485" to 0.515"192303A11400000
    1 3/8"
    1.500"2.750"0.235" to 0.265"198900A31600000
    1 1/2"
    1.562"3.750"0.170" to 0.200"198370A12100000
    1 1/2"
    1.625"3.000"0.235" to 0.265"198900A31800000
    1 1/2"
    1.750"4.000"0.302" to 0.335"190313A30600000
    1 3/4"
    1.812"3.875"0.170" to 0.200"192303A04500000
    1 3/4"
    1.875"3.375"0.235" to 0.265"Material Certificate198900A32200000
    1 7/8"
    2.000"4.000"0.302" to 0.335"190313A30800000
    2"
    2.125"3.750"0.235" to 0.265"198900A32600000
    2"
    2.250"4.000"0.302" to 0.335"190313A31400000
    2 1/2"
    2.625"4.500"0.297" to 0.328"198900A33400000
    M2
    2.2 mm7.0 mm0.6 mm to 1.0 mm10091116A2400000
    M2.5
    2.7 mm8.0 mm0.7 mm to 0.9 mmDIN 902110091116A1100000
    M3
    3.2 mm8.0 mm1.5 mm to 2.4 mm193849A1010000
    M3
    3.2 mm9.0 mm0.7 mm to 0.9 mmDIN 902110091116A1200000
    M3
    3.2 mm9.0 mm0.9 mm to 1.1 mmDIN 734910097310A1270000
    M3
    3.2 mm12.0 mm2.5 mm to 3.4 mm194768A1010000
    M4
    4.3 mm10.0 mm1.5 mm to 2.4 mm193849A1020000
    M4
    4.3 mm12.0 mm0.9 mm to 1.1 mmDIN 902110091116A1300000
    M4
    4.3 mm12.0 mm1.4 mm to 1.8 mmDIN 734910097310A12800000
    M4
    4.3 mm14.0 mm2.5 mm to 3.4 mm194768A1020000
    M5
    5.3 mm11.0 mm1.5 mm to 2.4 mm193849A1030000
    M5
    5.3 mm15.0 mm1.0 mm to 1.4 mmDIN 902110091116A14000000
    M5
    5.3 mm15.0 mm1.8 mm to 2.2 mmDIN 734910097310A12900000
    M5
    5.3 mm15.0 mm3.0 mm to 3.9 mm194768A1030000
    M6
    6.4 mm13.0 mm2.0 mm to 2.9 mm193849A1040000
    M6
    6.4 mm17.0 mm2.7 mm to 3.3 mmDIN 73495097310A13100000
    M6
    6.4 mm18.0 mm1.4 mm to 1.8 mmDIN 90215091116A15000000
    M6
    6.4 mm18.0 mm4.0 mm to 4.9 mm194768A1040000
    M6
    6.6 mm22.0 mm1.7 mm to 2.3 mmDIN 440-R193849A2010000
    M7
    7.4 mm22.0 mm1.8 mm to 2.2 mmDIN 90212591116A25000000
    M8
    8.4 mm16.0 mm2.5 mm to 3.4 mm193849A1050000
    M8
    8.4 mm21.0 mm3.7 mm to 4.3 mmDIN 73492597310A13200000
    M8
    8.4 mm22.0 mm4.5 mm to 5.4 mm194768A1050000
    M8
    8.4 mm23.0 mm3.7 mm to 4.0 mmDIN 6340193849A2030000
    M8
    8.4 mm24.0 mm1.8 mm to 2.2 mmDIN 90212591116A16000000
    M8
    9.0 mm28.0 mm2.4 mm to 3.6 mmDIN 440-R193849A2020000
    M10
    10.5 mm19.0 mm2.5 mm to 3.4 mm193849A1060000
    M10
    10.5 mm23.0 mm4.5 mm to 5.4 mm194768A1060000
    M10
    10.5 mm25.0 mm3.7 mm to 4.3 mmDIN 73491097310A1330000
    M10
    10.5 mm26.0 mm3.7 mm to 4.0 mmDIN 6340193849A2050000
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 90211091116A1700000
    M10
    11.0 mm34.0 mm2.4 mm to 3.6 mmDIN 440-R193849A2040000
    M12
    12.0 mm25.0 mm2.7 mm to 3.0 mmDIN 1440193849A2060000
    M12
    13.0 mm26.0 mm4.5 mm to 5.4 mm194768A1070000
    M12
    13.0 mm30.0 mm5.4 mm to 6.6 mmDIN 73491097310A13400000
    M12
    13.0 mm35.0 mm4.4 mm to 5.1 mmDIN 6340193849A2070000
    M12
    13.0 mm37.0 mm2.7 mm to 3.3 mmDIN 90211091116A18000000
    M12
    13.5 mm44.0 mm3.4 mm to 4.6 mmDIN 440-R193849A2080000
    M14
    15.0 mm27.0 mm4.5 mm to 5.4 mm194768A10800000
    M14
    15.0 mm36.0 mm5.4 mm to 6.6 mmDIN 7349597310A13500000
    M14
    15.0 mm44.0 mm2.7 mm to 3.3 mmDIN 9021191116A0190000
    M16
    17.0 mm32.0 mm4.5 mm to 5.4 mmMaterial Certificate194768A10900000
    M16
    17.0 mm40.0 mm5.4 mm to 6.6 mmDIN 7349597310A13600000
    M16
    17.0 mm45.0 mm5.5 mm to 6.6 mmDIN 6340193849A20900000
    M16
    17.0 mm50.0 mm2.7 mm to 3.3 mmDIN 9021591116A20000000
    M16
    17.5 mm56.0 mm4.0 mm to 6.0 mmDIN 440-R193849A2110000
    M18
    19.0 mm44.0 mm7.0 mm to 9.0 mmDIN 73491097310A21100000
    M18
    20.0 mm56.0 mm3.4 mm to 4.6 mmDIN 9021191116A2100000
    M20
    21.0 mm35.0 mm4.5 mm to 5.4 mm194768A11000000
    M20
    21.0 mm44.0 mm7.0 mm to 9.0 mmDIN 7349197310A1370000
    M20
    22.0 mm60.0 mm3.4 mm to 4.6 mmDIN 9021191116A2200000
    M20
    22.0 mm72.0 mm5.0 mm to 7.0 mmDIN 440-R193849A21200000
    M22
    23.0 mm50.0 mm7.0 mm to 8.0 mmDIN 7349197310A2120000
    M24
    25.0 mm43.0 mm6.0 mm to 6.9 mm194768A11100000
    M24
    25.0 mm50.0 mm9.0 mm to 11.0 mmDIN 7349197310A1380000
    M24
    26.0 mm72.0 mm4.0 mm to 6.0 mmDIN 9021191116A2300000
    M30
    31.0 mm48.0 mm6.0 mm to 6.9 mm194768A11200000
    M30
    31.0 mm68.0 mm9.0 mm to 10.0 mmDIN 7349197310A21300000
     
    Black-Oxide 18-8 Stainless Steel
    No. 0
    0.078"0.188"0.010" to 0.030"5090377A11100000
    No. 1
    0.080"0.188"0.040" to 0.060"5090377A13300000
    No. 2
    0.094"0.312"0.050" to 0.080"5090377A13400000
    No. 3
    0.109"0.312"0.050" to 0.080"5090377A13500000
    No. 4
    0.125"0.344"0.050" to 0.080"5090377A11200000
    No. 4
    0.125"0.375"0.050" to 0.080"5090377A11300000
    No. 5
    0.141"0.375"0.050" to 0.080"5090377A11400000
    No. 5
    0.141"0.625"0.020" to 0.040"2590377A1160000
    No. 6
    0.156"0.438"0.020" to 0.040"5090377A13700000
    No. 6
    0.156"0.500"0.050" to 0.080"2590377A1380000
    No. 6
    0.156"0.562"0.040" to 0.060"2590377A1150000
    No. 6
    0.156"0.750"0.030" to 0.070"2590377A1170000
    No. 8
    0.172"0.500"0.050" to 0.080"2590377A1420000
    No. 8
    0.172"0.625"0.050" to 0.080"2590377A1180000
    No. 8
    0.172"0.750"0.030" to 0.050"2590377A1190000
    No. 8
    0.188"0.438"0.050" to 0.080"2590377A1410000
    No. 8
    0.188"0.750"0.040" to 0.060"2590377A1210000
    No. 8
    0.188"1.000"0.030" to 0.070"2590377A12200000
    No. 10
    0.203"0.500"0.030" to 0.050"2590377A1230000
    No. 10
    0.203"0.562"0.060" to 0.090"2590377A1430000
    No. 10
    0.203"0.625"0.060" to 0.090"2590377A1440000
    No. 10
    0.203"0.688"0.030" to 0.050"2590377A1240000
    No. 10
    0.203"0.750"0.030" to 0.050"2590377A1250000
    No. 10
    0.203"0.875"0.110" to 0.140"1090377A14500000
    No. 10
    0.203"1.000"0.030" to 0.050"2590377A12600000
    No. 10
    0.203"1.250"0.110" to 0.140"590377A1920000
    No. 10
    0.219"1.500"0.030" to 0.070"1090377A1560000
    No. 12
    0.250"0.562"0.040" to 0.060"5090377A12700000
    No. 12
    0.250"0.750"0.060" to 0.090"2590377A14600000
    No. 12
    0.250"1.000"0.060" to 0.090"1090377A14700000
    No. 12
    0.250"1.500"0.110" to 0.140"590377A19300000
    1/4"
    0.266"0.562"0.050" to 0.080"2590377A1480000
    1/4"
    0.266"0.875"0.050" to 0.080"2590377A13100000
    1/4"
    0.266"1.000"0.040" to 0.060"1090377A1570000
    1/4"
    0.266"1.250"0.040" to 0.060"1090377A1580000
    1/4"
    0.266"1.500"0.050" to 0.080"1090377A15900000
    1/4"
    0.266"2.000"0.050" to 0.080"590377A1610000
    1/4"
    0.266"2.500"0.050" to 0.080"590377A16200000
    1/4"
    0.266"3.000"0.050" to 0.080"590377A16300000
    1/4"
    0.281"0.625"0.110" to 0.140"1090377A14900000
    1/4"
    0.281"0.625"0.170" to 0.200"590377A19400000
    1/4"
    0.281"0.688"0.060" to 0.090"2590377A12800000
    1/4"
    0.281"0.750"0.060" to 0.090"2590377A12900000
    5/16"
    0.328"0.625"0.110" to 0.140"1090377A15100000
    5/16"
    0.344"0.750"0.110" to 0.140"1090377A1520000
    5/16"
    0.344"0.750"0.170" to 0.200"590377A19500000
    5/16"
    0.344"1.250"0.040" to 0.060"1090377A1640000
    5/16"
    0.344"1.500"0.050" to 0.080"1090377A1650000
    5/16"
    0.344"2.000"0.050" to 0.080"590377A16600000
    5/16"
    0.344"2.500"0.050" to 0.080"590377A16700000
    5/16"
    0.344"3.000"0.050" to 0.080"590377A16800000
    3/8"
    0.406"0.750"0.110" to 0.140"1090377A15300000
    3/8"
    0.406"0.875"0.110" to 0.140"1090377A15400000
    3/8"
    0.406"1.000"0.040" to 0.060"1090377A1690000
    3/8"
    0.406"1.000"0.110" to 0.140"1090377A19600000
    3/8"
    0.406"1.250"0.040" to 0.060"1090377A1710000
    3/8"
    0.406"1.500"0.050" to 0.080"1090377A1720000
    3/8"
    0.406"1.625"0.050" to 0.080"590377A17300000
    3/8"
    0.406"2.000"0.050" to 0.080"590377A1740000
    3/8"
    0.406"3.000"0.050" to 0.080"590377A17500000
    7/16"
    0.500"1.000"0.110" to 0.140"1090377A19700000
    7/16"
    0.500"1.125"0.050" to 0.080"1090377A1760000
    7/16"
    0.500"1.125"0.110" to 0.140"590377A19800000
    7/16"
    0.500"1.250"0.110" to 0.140"590377A17700000
    7/16"
    0.500"1.250"0.170" to 0.200"190377A1990000
    7/16"
    0.500"1.500"0.110" to 0.140"590377A17800000
    7/16"
    0.500"1.500"0.170" to 0.200"190377A2010000
    1/2"
    0.531"1.000"0.060" to 0.090"1090377A13200000
    1/2"
    0.531"1.125"0.110" to 0.140"590377A2020000
    1/2"
    0.531"1.250"0.110" to 0.140"590377A17900000
    1/2"
    0.531"1.250"0.170" to 0.200"190377A2030000
    1/2"
    0.531"1.500"0.050" to 0.080"1090377A18100000
    1/2"
    0.531"1.500"0.110" to 0.140"590377A2040000
    1/2"
    0.531"2.000"0.050" to 0.080"590377A18200000
    1/2"
    0.531"3.000"0.050" to 0.080"590377A18300000
    9/16"
    0.578"1.062"0.110" to 0.140"590377A20500000
    9/16"
    0.578"1.250"0.050" to 0.080"1090377A18400000
    9/16"
    0.625"1.375"0.050" to 0.080"1090377A18500000
    9/16"
    0.625"1.375"0.110" to 0.140"590377A20600000
    5/8"
    0.656"1.375"0.110" to 0.140"590377A20800000
    5/8"
    0.656"1.500"0.110" to 0.140"590377A20900000
    5/8"
    0.688"1.500"0.110" to 0.140"590377A20700000
    3/4"
    0.812"1.500"0.170" to 0.200"190377A2110000
    3/4"
    0.812"1.750"0.170" to 0.200"190377A2120000
    3/4"
    0.812"1.750"0.230" to 0.270"190377A2130000
    3/4"
    0.812"2.000"0.122" to 0.177"ASME B18.21.1190377A1870000
    7/8"
    0.938"2.000"0.170" to 0.200"190377A1550000
    7/8"
    0.938"2.500"0.170" to 0.200"190377A21400000
    1"
    1.062"2.500"0.110" to 0.140"190377A1880000
    1"
    1.062"3.000"0.150" to 0.220"190377A21500000
    M2
    2.2 mm7.0 mm0.6 mm to 1.0 mm1091116A31000000
    M2.5
    2.7 mm8.0 mm0.7 mm to 0.9 mmDIN 90211091116A32000000
    M3
    3.2 mm9.0 mm0.7 mm to 0.9 mmDIN 90211091116A33000000
    M4
    4.3 mm12.0 mm0.9 mm to 1.1 mmDIN 90211091116A34000000
    M5
    5.3 mm15.0 mm1.0 mm to 1.4 mmDIN 90211091116A35000000
    M6
    6.4 mm17.0 mm2.7 mm to 3.3 mmDIN 73492591116A36700000
    M6
    6.4 mm18.0 mm1.4 mm to 1.8 mmDIN 90211091116A36000000
    M6
    6.6 mm22.0 mm1.7 mm to 2.3 mmDIN 440-R1091116A3640000
    M7
    7.4 mm22.0 mm1.8 mm to 2.2 mmDIN 90211091116A37000000
    M8
    8.4 mm24.0 mm1.8 mm to 2.2 mmDIN 9021591116A3800000
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 9021591116A39000000
    M12
    13.0 mm37.0 mm2.7 mm to 3.3 mmDIN 9021191116A4100000
    M14
    15.0 mm44.0 mm2.7 mm to 3.3 mmDIN 9021191116A4200000
    M16
    17.0 mm50.0 mm2.7 mm to 3.3 mmDIN 9021191116A4300000
    M18
    20.0 mm56.0 mm3.4 mm to 4.6 mmDIN 9021191116A4400000
    M20
    22.0 mm60.0 mm3.4 mm to 4.6 mmDIN 9021191116A4500000
     
    Super-Corrosion-Resistant 316 Stainless Steel
    No. 1
    0.080"0.188"0.040" to 0.060"5091525A31100000
    No. 2
    0.094"0.312"0.050" to 0.080"5091525A31200000
    No. 3
    0.109"0.312"0.050" to 0.080"5091525A31300000
    No. 4
    0.125"0.344"0.050" to 0.080"5091525A31400000
    No. 4
    0.125"0.375"0.050" to 0.080"5091525A41100000
    No. 5
    0.141"0.375"0.050" to 0.080"5091525A31500000
    No. 5
    0.141"0.625"0.024" to 0.038"2591525A2020000
    No. 6
    0.149"0.625"0.024" to 0.038"10091525A1030000
    No. 6
    0.156"0.438"0.050" to 0.080"5091525A31600000
    No. 6
    0.156"0.500"0.050" to 0.080"5091525A41200000
    No. 6
    0.156"0.562"0.040" to 0.054"5091525A1040000
    No. 6
    0.156"0.750"0.036" to 0.065"2591525A1050000
    No. 8
    0.172"0.500"0.050" to 0.080"5091525A31800000
    No. 8
    0.172"0.625"0.050" to 0.080"5091525A31900000
    No. 8
    0.174"0.750"0.033" to 0.047"5091525A1070000
    No. 8
    0.188"0.438"0.050" to 0.080"5091525A31700000
    No. 8
    0.188"0.750"0.043" to 0.057"5091525A10800000
    No. 8
    0.188"1.000"0.036" to 0.065"1091525A2680000
    No. 10
    0.203"0.500"0.033" to 0.047"10091525A1090000
    No. 10
    0.203"0.562"0.060" to 0.090"5091525A32000000
    No. 10
    0.203"0.625"0.060" to 0.090"2591525A3210000
    No. 10
    0.203"0.688"0.033" to 0.047"10091525A1100000
    No. 10
    0.203"0.750"0.033" to 0.047"5091525A1150000
    No. 10
    0.203"0.875"0.110" to 0.140"2591525A32200000
    No. 10
    0.203"1.000"0.033" to 0.047"5091525A1140000
    No. 10
    0.219"1.250"0.043" to 0.057"1091525A3020000
    No. 10
    0.219"1.500"0.036" to 0.060"1091525A27100000
    No. 12
    0.250"0.750"0.060" to 0.090"2591525A32300000
    No. 12
    0.250"1.000"0.060" to 0.090"2591525A41400000
    1/4"
    0.266"0.500"0.043" to 0.057"10091525A1170000
    1/4"
    0.266"0.562"0.056" to 0.070"5091525A1180000
    1/4"
    0.266"0.875"0.056" to 0.070"2591525A1190000
    1/4"
    0.281"0.625"0.110" to 0.140"2591525A32400000
    1/4"
    0.281"0.625"0.170" to 0.200"591525A36100000
    1/4"
    0.281"0.688"0.060" to 0.090"2591525A41500000
    1/4"
    0.281"0.750"0.060" to 0.090"2591525A41600000
    1/4"
    0.281"1.000"0.040" to 0.060"2591525A1200000
    1/4"
    0.281"1.250"0.040" to 0.060"2591525A1240000
    1/4"
    0.281"1.500"0.052" to 0.072"1091525A1280000
    1/4"
    0.281"2.000"0.052" to 0.072"591525A1290000
    1/4"
    0.281"2.500"0.051" to 0.080"591525A23500000
    1/4"
    0.281"3.000"0.051" to 0.080"191525A2370000
    5/16"
    0.328"0.625"0.056" to 0.070"5091525A2290000
    5/16"
    0.328"0.625"0.110" to 0.140"2591525A32500000
    5/16"
    0.344"0.750"0.110" to 0.140"2591525A32600000
    5/16"
    0.344"0.750"0.170" to 0.200"591525A36200000
    5/16"
    0.344"1.250"0.040" to 0.060"1091525A2300000
    5/16"
    0.344"1.500"0.052" to 0.072"1091525A1300000
    5/16"
    0.344"2.000"0.052" to 0.072"591525A1330000
    5/16"
    0.344"2.500"0.051" to 0.080"591525A13400000
    5/16"
    0.344"3.000"0.051" to 0.080"191525A1350000
    3/8"
    0.406"0.750"0.110" to 0.140"2591525A32700000
    3/8"
    0.406"0.875"0.110" to 0.140"1091525A32800000
    3/8"
    0.406"1.000"0.056" to 0.071"1091525A13600000
    3/8"
    0.406"1.000"0.110" to 0.140"1091525A32900000
    3/8"
    0.406"1.250"0.052" to 0.072"1091525A1410000
    3/8"
    0.406"1.500"0.052" to 0.072"1091525A1400000
    3/8"
    0.406"1.625"0.056" to 0.070"1091525A1420000
    3/8"
    0.406"2.000"0.052" to 0.072"591525A1430000
    3/8"
    0.406"3.000"0.051" to 0.080"191525A1440000
    7/16"
    0.500"1.000"0.110" to 0.140"1091525A33000000
    7/16"
    0.500"1.125"0.110" to 0.140"1091525A33100000
    7/16"
    0.500"1.250"0.110" to 0.140"1091525A33200000
    7/16"
    0.500"1.250"0.170" to 0.200"591525A36300000
    7/16"
    0.500"1.500"0.110" to 0.140"1091525A33300000
    7/16"
    0.500"1.500"0.170" to 0.200"591525A36400000
    1/2"
    0.531"1.000"0.060" to 0.090"1091525A33400000
    1/2"
    0.531"1.125"0.110" to 0.140"1091525A33500000
    1/2"
    0.531"1.250"0.110" to 0.140"1091525A33600000
    1/2"
    0.531"1.250"0.170" to 0.200"591525A36500000
    1/2"
    0.531"1.500"0.052" to 0.072"1091525A1450000
    1/2"
    0.531"1.500"0.110" to 0.140"591525A33700000
    1/2"
    0.531"2.000"0.052" to 0.072"591525A1500000
    1/2"
    0.531"3.000"0.051" to 0.080"191525A1520000
    9/16"
    0.578"1.062"0.110" to 0.140"1091525A33800000
    9/16"
    0.578"1.250"0.050" to 0.080"1091525A41800000
    9/16"
    0.625"1.375"0.110" to 0.140"591525A33900000
    5/8"
    0.656"1.375"0.110" to 0.140"591525A36600000
    5/8"
    0.656"1.500"0.110" to 0.140"591525A34100000
    5/8"
    0.688"1.500"0.110" to 0.140"591525A34000000
    3/4"
    0.812"1.500"0.170" to 0.200"591525A34200000
    3/4"
    0.812"2.000"0.122" to 0.177"ASME B18.21.1191525A4190000
    3/4"
    0.812"2.250"0.136" to 0.192"191525A4210000
    7/8"
    0.938"2.250"0.140" to 0.170"ASME B18.21.1191525A4220000
    7/8"
    0.938"2.500"0.170" to 0.200"191525A4170000
    1"
    1.062"2.250"0.110" to 0.140"191525A4230000
    1"
    1.062"2.500"0.110" to 0.140"191525A4240000
    1 1/8"
    1.156"3.000"0.150" to 0.220"191525A36700000
    1 1/4"
    1.312"3.000"0.170" to 0.200"191525A36800000
    2"
    2.125"4.250"0.150" to 0.220"191525A42500000
    M2
    2.2 mm7.0 mm0.6 mm to 1.0 mm10095211A2600000
    M2.5
    2.7 mm8.0 mm0.7 mm to 0.9 mmDIN 902110095211A1100000
    M3
    3.2 mm9.0 mm0.7 mm to 0.9 mmDIN 90215095211A1200000
    M4
    4.3 mm12.0 mm0.9 mm to 1.1 mmDIN 90215095211A1400000
    M5
    5.3 mm15.0 mm1.0 mm to 1.4 mmDIN 90215095211A15000000
    M5
    5.5 mm18.0 mm1.7 mm to 2.3 mmDIN 440-R2595211A15400000
    M6
    6.4 mm17.0 mm2.7 mm to 3.3 mmDIN 63401095211A16600000
    M6
    6.4 mm18.0 mm1.4 mm to 1.8 mmDIN 90212595211A1600000
    M6
    6.6 mm22.0 mm1.7 mm to 2.3 mmDIN 440-R1095211A1640000
    M7
    7.4 mm22.0 mm1.8 mm to 2.2 mmDIN 90211095211A2700000
    M8
    8.4 mm21.0 mm3.7 mm to 4.3 mmDIN 73492595211A18700000
    M8
    8.4 mm23.0 mm3.7 mm to 4.3 mmDIN 6340195211A1860000
    M8
    8.4 mm24.0 mm1.8 mm to 2.2 mmDIN 90211095211A1800000
    M8
    9.0 mm28.0 mm2.4 mm to 3.6 mmDIN 440-R1095211A18400000
    M10
    10.5 mm25.0 mm3.7 mm to 4.3 mmDIN 73492595211A19700000
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 9021595211A1900000
    M10
    11.0 mm34.0 mm2.4 mm to 3.6 mmDIN 440-R595211A1940000
    M12
    13.0 mm30.0 mm5.4 mm to 6.6 mmDIN 73492595211A20700000
    M12
    13.0 mm37.0 mm2.7 mm to 3.3 mmDIN 9021195211A2000000
    M12
    13.5 mm44.0 mm3.4 mm to 4.6 mmDIN 440-R195211A2040000
    M14
    15.0 mm44.0 mm2.7 mm to 3.3 mmDIN 9021195211A2100000
    M16
    17.0 mm40.0 mm5.4 mm to 6.0 mmDIN 7349195211A2270000
    M16
    17.0 mm50.0 mm2.7 mm to 3.3 mmDIN 9021195211A2200000
    M18
    20.0 mm56.0 mm3.4 mm to 4.6 mmDIN 9021195211A2300000
    M20
    22.0 mm60.0 mm3.4 mm to 4.6 mmDIN 9021195211A2400000
    M24
    26.8 mm72.0 mm4.0 mm to 6.0 mmDIN 9021195211A2500000
     
    High-Strength 17-4 PH Stainless Steel
    No. 4
    0.125"0.312"0.068" to 0.088"198049A1110000
    No. 6
    0.156"0.375"0.068" to 0.088"198049A1120000
    No. 8
    0.188"0.438"0.060" to 0.090"198049A1130000
    No. 10
    0.203"0.500"0.080" to 0.110"198049A1140000
    1/4"
    0.281"0.625"0.105" to 0.130"198049A3100000
    1/4"
    0.281"0.625"0.177" to 0.197"198049A1230000
    1/4"
    0.313"0.750"0.068" to 0.088"198049A1240000
    5/16"
    0.344"0.750"0.105" to 0.130"198049A4200000
    3/8"
    0.406"0.875"0.105" to 0.130"198049A5300000
    3/8"
    0.406"1.000"0.170" to 0.190"Material Certificate198049A1150000
    7/16"
    0.469"1.000"0.170" to 0.190"198049A1160000
    1/2"
    0.531"1.125"0.105" to 0.130"198049A6400000
    1/2"
    0.531"1.125"0.177" to 0.197"Material Certificate198049A12500000
    5/8"
    0.656"1.375"0.177" to 0.197"198049A12600000
    3/4"
    0.781"1.625"0.136" to 0.161"Material Certificate198049A8600000
    3/4"
    0.781"1.625"0.235" to 0.255"198049A12700000
    7/8"
    0.906"1.750"0.136" to 0.161"198049A12800000
    7/8"
    0.906"1.750"0.235" to 0.255"198049A11700000
    1"
    1.031"2.000"0.170" to 0.190"Material Certificate198049A11800000
    1"
    1.031"2.000"0.271" to 0.291"198049A12900000
    1 1/8"
    1.156"2.250"0.200" to 0.220"198049A11900000
    1 1/4"
    1.281"2.500"0.265" to 0.290"Material Certificate198049A12100000
    1 1/2"
    1.562"2.750"0.360" to 0.380"198049A12200000
     
    High-Strength 17-7 PH Stainless Steel
    M2
    2.2 mm7.0 mm0.6 mm to 1.0 mm1091860A0600000
    M3
    3.2 mm9.0 mm0.7 mm to 0.9 mmDIN 90211091860A06800000
    M6
    7.0 mm13.6 mm2.7 mm to 4.0 mmDIN 9021191860A07700000
    M8
    8.4 mm22.0 mm4.5 mm to 5.4 mmDIN 9021191860A07800000
     
    Super-Corrosion-Resistant High-Strength Bumax 88 Stainless Steel
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 9021, ISO 7093-1194316A5300000
     
    Super-Corrosion-Resistant High-Strength Bumax 109 Stainless Steel
    M6
    6.4 mm18.0 mm1.4 mm to 1.8 mmDIN 9021, ISO 7093-11094316A5600000
     
    Steel
    Image of Product. Front orientation. Washers. Oversized Washers.
    Zinc-Plated Steel—A common choice for areas with occasional exposure to moisture.
    Zinc-Yellow-Chromate-Plated Steel—With the same corrosion resistance as zinc-plated steel, these withstand occasional exposure to moisture.
    Black-Oxide Steel—Typically chosen for their appearance, these washers have a dark, matte coating that creates a finished look. They offer minimal corrosion resistance, so they're best for dry environments.
    Blue-Dyed Steel—These metric-sized washers have a distinctive blue color, so you can easily tell them apart from inch washers. The coating provides only minimal corrosion resistance, so these washers are best for dry environments.
    Steel—Best for dry environments since moisture will cause these washers to rust.
    Corrosion-Resistant Galvanized Steel—These washers combine the strength of steel with the rust resistance of stainless steel. They're an economical alternative to 18-8 stainless steel in wet and outdoor environments, but they won't hold up to salt water and chemicals.
    Black Super-Corrosion-Resistant-Coated Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. The coating has been tested to extreme standards, including 1,000 hours of salt spray resistance, to hold up in wet and outdoor environments. Also known as black luster.
    Material Certificate—Washers include a report with a traceable lot number.
    For Fastener Strength Grade/Class—If you require screws or nuts with a specific fastener strength rating, make sure your washer matches the grade or class.
    For Screw
    Size
    ID
    OD
    Thk.
    For Fastener Strength
    Grade/Class
    Specs. Met
    Certificate Type
    Pkg.
    Qty.
    Pkg.
    Zinc-Plated Steel
    No. 6
    0.141"0.625"0.027" to 0.035"5091090A10000000
    No. 6
    0.156"0.562"0.042" to 0.051"5091090A1020000
    No. 6
    0.156"0.750"0.036" to 0.065"2598264A1000000
    No. 8
    0.172"0.750"0.043" to 0.051"5091090A1240000
    No. 8
    0.188"0.750"0.042" to 0.051"5091090A1010000
    No. 8
    0.188"1.000"0.042" to 0.054"2598264A1250000
    No. 10
    0.203"0.688"0.043" to 0.051"5091090A1250000
    No. 10
    0.203"0.750"0.043" to 0.051"5091090A1260000
    No. 10
    0.203"1.000"0.042" to 0.051"10091090A1200000
    No. 10
    0.219"1.000"0.110" to 0.140"591117A2010000
    No. 10
    0.219"1.000"0.235" to 0.265"591117A20400000
    No. 10
    0.219"1.250"0.042" to 0.051"5091090A1040000
    No. 10
    0.219"1.500"0.036" to 0.065"2598264A15000000
    1/4"
    0.266"0.875"0.042" to 0.051"5091090A1070000
    1/4"
    0.281"1.000"0.042" to 0.051"5091090A1080000
    1/4"
    0.281"1.250"0.042" to 0.051"5091090A1090000
    1/4"
    0.281"1.500"0.042" to 0.051"5091090A1130000
    1/4"
    0.281"1.500"0.110" to 0.140"Material Certificate591117A2070000
    1/4"
    0.281"1.500"0.235" to 0.250"591117A21000000
    1/4"
    0.281"2.000"0.042" to 0.051"2591090A1160000
    1/4"
    0.281"2.500"0.051" to 0.080"1098264A17500000
    1/4"
    0.281"3.000"0.051" to 0.080"598264A2000000
    5/16"
    0.344"1.250"0.042" to 0.051"10091090A11100000
    5/16"
    0.344"1.500"0.042" to 0.051"10091090A11900000
    5/16"
    0.344"2.000"0.043" to 0.051"2591090A12700000
    5/16"
    0.344"2.000"0.110" to 0.140"591117A2130000
    5/16"
    0.344"2.000"0.235" to 0.265"591117A21600000
    5/16"
    0.344"2.500"0.051" to 0.080"598264A2250000
    5/16"
    0.344"3.000"0.051" to 0.080"598264A25000000
    3/8"
    0.406"1.000"0.056" to 0.071"5091090A1120000
    3/8"
    0.406"1.250"0.042" to 0.051"5091090A1210000
    3/8"
    0.406"1.500"0.042" to 0.051"10091090A11500000
    3/8"
    0.406"1.625"0.042" to 0.051"5091090A12200000
    3/8"
    0.406"2.000"0.042" to 0.051"2591090A1170000
    3/8"
    0.406"2.000"0.110" to 0.140"591117A2190000
    3/8"
    0.406"2.000"0.235" to 0.265"591117A22200000
    3/8"
    0.406"3.000"0.051" to 0.080"598264A27500000
    1/2"
    0.531"1.500"0.042" to 0.051"2591090A1140000
    1/2"
    0.531"2.000"0.042" to 0.051"2591090A1180000
    1/2"
    0.531"2.000"0.110" to 0.140"591117A2250000
    1/2"
    0.531"2.000"0.235" to 0.265"591117A22800000
    1/2"
    0.531"3.000"0.051" to 0.080"598264A30000000
    1/2"
    0.562"3.000"0.235" to 0.265"Material Certificate191117A2290000
    5/8"
    0.688"2.500"0.110" to 0.140"591117A23100000
    5/8"
    0.688"2.500"0.235" to 0.265"591117A23400000
    5/8"
    0.688"3.000"0.235" to 0.265"191117A2350000
    3/4"
    0.812"3.000"0.110" to 0.140"591117A23700000
    3/4"
    0.812"3.000"0.235" to 0.265"591117A24000000
    3/4"
    0.812"3.000"0.360" to 0.390"191117A2430000
    7/8"
    0.938"3.000"0.235" to 0.265"191117A2440000
    7/8"
    0.938"3.250"0.110" to 0.140"191117A2450000
    7/8"
    0.938"3.250"0.235" to 0.265"591117A24600000
    7/8"
    0.938"3.250"0.360" to 0.390"191117A2490000
    1"
    1.062"3.250"0.235" to 0.265"191117A2500000
    1"
    1.062"3.500"0.110" to 0.140"191117A2510000
    1"
    1.062"3.500"0.235" to 0.265"191117A2520000
    1"
    1.062"3.500"0.360" to 0.390"191117A25500000
    1 1/4"
    1.375"4.000"0.485" to 0.515"191117A26000000
    M2
    2.2 mm7.0 mm0.6 mm to 1.0 mm5098688A1910000
    M2.5
    2.7 mm8.0 mm0.7 mm to 0.9 mmDIN 902110091100A1100000
    M3
    3.2 mm9.0 mm0.7 mm to 0.9 mmDIN 902110091100A1200000
    M3
    3.2 mm9.0 mm0.9 mm to 1.1 mmDIN 734910097310A1110000
    M3
    3.3 mm8.7 mm0.7 mm to 0.9 mmISO Class 8.8
    DIN 902110091100A34100000
    M3
    3.3 mm8.7 mm0.9 mm to 1.1 mmISO Class 8.8
    DIN 734910091100A34200000
    M4
    4.3 mm12.0 mm0.9 mm to 1.1 mmDIN 902110091100A1300000
    M4
    4.3 mm12.0 mm1.4 mm to 1.8 mmDIN 734910097310A1120000
    M4
    4.4 mm11.7 mm0.9 mm to 1.1 mmISO Class 8.8
    DIN 902110091100A34300000
    M4
    4.4 mm11.7 mm1.4 mm to 1.8 mmISO Class 8.8
    DIN 73495091100A34400000
    M5
    5.3 mm15.0 mm1.0 mm to 1.4 mmDIN 902110091100A1400000
    M5
    5.3 mm15.0 mm1.8 mm to 2.2 mmDIN 734910097310A1130000
    M5
    5.4 mm14.7 mm1.0 mm to 1.4 mmISO Class 8.8
    DIN 902110091100A34500000
    M5
    5.4 mm14.7 mm1.8 mm to 2.2 mmISO Class 8.8
    DIN 73495091100A34600000
    M5
    5.5 mm18.0 mm1.7 mm to 2.3 mmDIN 440-R2591100A31300000
    M6
    6.4 mm17.0 mm2.7 mm to 3.3 mmDIN 734910097310A11400000
    M6
    6.4 mm18.0 mm1.4 mm to 1.8 mmDIN 902110091100A1500000
    M6
    6.5 mm16.7 mm2.7 mm to 3.3 mmISO Class 8.8
    DIN 73492591100A34800000
    M6
    6.5 mm16.7 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 73491091100A3220000
    M6
    6.5 mm17.7 mm1.4 mm to 1.8 mmISO Class 8.8
    DIN 90215091100A34700000
    M6
    6.5 mm17.7 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 90212591100A32100000
    M6
    6.6 mm22.0 mm1.7 mm to 2.3 mmDIN 440-R2591100A31100000
    M7
    7.4 mm22.0 mm1.8 mm to 2.2 mmDIN 90212598688A1920000
    M8
    8.4 mm21.0 mm3.7 mm to 4.3 mmDIN 73495097310A11500000
    M8
    8.4 mm23.0 mm3.7 mm to 4.3 mmDIN 63401091100A31400000
    M8
    8.4 mm24.0 mm1.8 mm to 2.2 mmDIN 902110091100A16000000
    M8
    8.5 mm20.7 mm3.7 mm to 4.3 mmISO Class 8.8
    DIN 73491091100A35100000
    M8
    8.5 mm20.7 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 73491091100A32400000
    M8
    8.5 mm23.7 mm1.8 mm to 2.2 mmISO Class 8.8
    DIN 90212591100A34900000
    M8
    8.5 mm23.7 mm1.8 mm to 2.2 mmISO Class 10.9
    DIN 90211091100A3230000
    M8
    9.0 mm28.0 mm2.4 mm to 3.6 mmDIN 440-R1091100A31200000
    M10
    10.5 mm25.0 mm3.7 mm to 4.3 mmDIN 73495097310A11600000
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 90215091100A17000000
    M10
    10.6 mm24.7 mm3.7 mm to 4.3 mmISO Class 8.8
    DIN 73491091100A35300000
    M10
    10.6 mm24.7 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 7349591100A32600000
    M10
    10.6 mm29.7 mm2.3 mm to 2.7 mmISO Class 8.8
    DIN 90211091100A35200000
    M10
    10.6 mm29.7 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 9021591100A32500000
    M10
    11.0 mm34.0 mm2.4 mm to 3.6 mmDIN 440-R1091100A31500000
    M12
    13.0 mm30.0 mm5.4 mm to 6.6 mmDIN 73491097310A1170000
    M12
    13.0 mm37.0 mm2.7 mm to 3.3 mmDIN 90212591100A18000000
    M12
    13.1 mm36.6 mm2.7 mm to 3.3 mmISO Class 8.8
    DIN 9021591100A35400000
    M12
    13.1 mm36.6 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 9021591100A32700000
    M12
    13.2 mm29.5 mm5.4 mm to 6.6 mmISO Class 8.8
    DIN 7349191100A3550000
    M12
    14.0 mm44.0 mm3.4 mm to 4.6 mmDIN 440-R198688A1930000
    M14
    15.0 mm36.0 mm5.4 mm to 6.6 mmDIN 73491097310A11800000
    M14
    15.0 mm44.0 mm2.7 mm to 3.3 mmDIN 90212591100A25000000
    M14
    15.1 mm43.6 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 9021191100A3280000
    M16
    17.0 mm40.0 mm5.4 mm to 6.6 mmDIN 73491097310A11900000
    M16
    17.0 mm50.0 mm2.7 mm to 3.3 mmDIN 90212591100A20000000
    M16
    17.1 mm49.6 mm2.7 mm to 3.3 mmISO Class 8.8
    DIN 9021191100A3560000
    M16
    17.1 mm49.6 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 9021191100A3290000
    M16
    17.2 mm39.5 mm5.4 mm to 6.6 mmISO Class 8.8
    DIN 7349191100A3570000
    M18
    19.0 mm44.0 mm7.0 mm to 9.0 mmDIN 7349597310A12100000
    M18
    20.0 mm56.0 mm3.4 mm to 4.6 mmDIN 90211091100A21000000
    M20
    21.0 mm44.0 mm7.0 mm to 9.0 mmDIN 7349597310A12200000
    M20
    22.0 mm60.0 mm3.4 mm to 4.6 mmDIN 90211091100A22000000
    M20
    22.2 mm58.4 mm3.4 mm to 4.6 mmISO Class 8.8
    DIN 9021191100A3580000
    M20
    22.2 mm58.5 mm3.4 mm to 4.6 mmISO Class 10.9
    DIN 9021191100A33100000
    M22
    23.0 mm50.0 mm7.0 mm to 9.0 mmDIN 7349597310A12300000
    M24
    25.0 mm50.0 mm9.0 mm to 11.0 mmDIN 7349197310A1240000
    M24
    26.8 mm72.0 mm4.0 mm to 6.0 mmDIN 9021191100A2300000
    M27
    28.0 mm60.0 mm9.0 mm to 11.0 mmDIN 7349197310A1250000
    M30
    31.0 mm68.0 mm9.0 mm to 11.0 mmDIN 7349197310A1260000
     
    Zinc-Yellow-Chromate-Plated Steel
    M6
    6.5 mm16.7 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 73491098026A5140000
    M6
    6.5 mm17.7 mm1.4 mm to 1.8 cmISO Class 10.9
    DIN 90212598026A51300000
    M8
    8.5 mm20.7 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 73491098026A51700000
    M8
    8.5 mm23.7 mm1.8 mm to 2.2 mmISO Class 10.9
    DIN 90211098026A5160000
    M10
    10.6 mm24.7 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 7349598026A52000000
    M10
    10.6 mm29.7 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 9021598026A51900000
    M12
    13.1 mm36.6 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 9021598026A52200000
    M16
    17.1 mm49.6 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 9021198026A5250000
     
    Black-Oxide Steel
    No. 6
    0.156"0.562"0.120" to 0.130"1092140A1010000
    No. 8
    0.188"0.750"0.120" to 0.130"1092140A1040000
    No. 10
    0.203"1.000"0.120" to 0.130"1092140A10800000
    1/4"
    0.281"1.000"0.120" to 0.130"1092140A11200000
    1/4"
    0.281"1.500"0.120" to 0.130"1092140A11400000
    5/16"
    0.344"1.250"0.120" to 0.130"1092140A11600000
    3/8"
    0.406"1.625"0.120" to 0.130"1092140A11800000
    1/2"
    0.531"2.000"0.120" to 0.130"592140A12000000
    5/8"
    0.656"1.750"0.146" to 0.166"192140A1220000
    3/4"
    0.812"2.000"0.240" to 0.260"192140A1240000
    1"
    1.062"2.500"0.240" to 0.260"192140A12600000
    1 3/8"
    1.500"2.750"0.240" to 0.260"198029A11600000
    1 1/2"
    1.625"3.000"0.240" to 0.260"198029A11700000
    1 3/4"
    1.875"3.375"0.240" to 0.260"198029A11800000
    2"
    2.125"3.750"0.240" to 0.260"198029A11900000
    M3
    3.2 mm8.0 mm1.5 mm to 2.4 mm2598035A10100000
    M3
    3.2 mm12.0 mm2.5 mm to 3.4 mm598040A1010000
    M4
    4.3 mm10.0 mm1.5 mm to 2.4 mm2598035A10200000
    M4
    4.3 mm12.0 mm1.4 mm to 1.8 mmDIN 73495098035A21100000
    M4
    4.3 mm14.0 mm2.5 mm to 3.4 mm598040A1020000
    M5
    5.3 mm11.0 mm1.5 mm to 2.4 mm1098035A1030000
    M5
    5.3 mm15.0 mm3.0 mm to 3.9 mm598040A1030000
    M6
    6.4 mm13.0 mm2.0 mm to 2.9 mm1098035A1040000
    M6
    6.4 mm17.0 mm2.7 mm to 3.3 mmDIN 73492598035A21200000
    M6
    6.4 mm18.0 mm4.0 mm to 4.9 mm598040A10400000
    M8
    8.4 mm16.0 mm2.5 mm to 3.4 mm1098035A1050000
    M8
    8.4 mm22.0 mm4.5 mm to 5.4 mm598040A1050000
    M10
    10.5 mm19.0 mm2.5 mm to 3.4 mm1098035A1060000
    M10
    10.5 mm23.0 mm4.5 mm to 5.4 mm598040A1060000
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 90211098035A2130000
    M12
    13.0 mm26.0 mm4.5 mm to 5.4 mm598040A1070000
    M12
    13.0 mm37.0 mm2.7 mm to 3.3 mmDIN 9021598035A2140000
    M14
    15.0 mm27.0 mm4.5 mm to 5.4 mm598040A1080000
    M16
    17.0 mm32.0 mm4.5 mm to 5.4 mmMaterial Certificate598040A10900000
    M18
    19.0 mm44.0 mm7.0 mm to 9.0 mmDIN 7349198035A2150000
    M20
    21.0 mm35.0 mm4.5 mm to 5.4 mm598040A11000000
    M24
    25.0 mm43.0 mm6.0 mm to 6.9 mm598040A11100000
    M30
    31.0 mm48.0 mm6.0 mm to 6.9 mm198040A1120000
    M36
    37.0 mm50.0 mm7.0 mm to 7.9 mm198040A1130000
     
    Blue-Dyed Steel
    M6
    6.4 mm17.0 mm2.8 mm to 3.3 mmDIN 73492093162A31500000
    M6
    7.0 mm12.0 mm2.7 mm to 4.0 mm2593162A31000000
    M8
    9.0 mm17.0 mm2.5 mm to 3.5 mm5093162A32000000
    M10
    11.0 mm20.0 mm3.0 mm to 4.5 mm2593162A33000000
    M12
    14.2 mm26.0 mm3.4 mm to 3.7 mm1093162A3400000
    M16
    18.0 mm32.0 mm3.1 mm to 4.6 mm593162A3500000
    M20
    22.0 mm38.0 mm2.9 mm to 3.3 mm593162A3600000
    M24
    26.0 mm48.0 mm3.4 mm to 4.6 mm593162A37000000
    M30
    33.0 mm58.0 mm3.4 mm to 4.6 mm193162A3800000
    M36
    39.3 mm70.0 mm3.9 mm to 4.3 mm193162A39000000
     
    Steel
    M3
    3.0 mm6.0 mm0.7 mm to 0.9 mmDIN 1440, ISO 873810096505A1110000
    M4
    4.0 mm8.0 mm0.7 mm to 0.9 mmDIN 1440, ISO 873810096505A1120000
    M5
    5.0 mm10.0 mm0.7 mm to 0.9 mmDIN 1440, ISO 873810096505A1130000
    M5
    5.3 mm15.0 mm1.0 mm to 1.4 mmDIN 902110094630A2110000
    M5
    5.3 mm15.0 mm1.8 mm to 2.2 mmDIN 73495094630A2120000
    M5
    5.5 mm18.0 mm1.7 mm to 2.3 mmDIN 440-R10098363A11100000
    M6
    6.0 mm12.0 mm1.3 mm to 1.7 mmDIN 1440, ISO 873810096505A1140000
    M6
    6.4 mm17.0 mm2.7 mm to 3.3 mmDIN 63405094630A11100000
    M6
    6.6 mm22.0 mm1.7 mm to 2.3 mmDIN 440-R2598363A1120000
    M7
    7.0 mm14.0 mm1.3 mm to 1.7 mmDIN 1440, ISO 873810096505A1150000
    M8
    8.0 mm16.0 mm1.8 mm to 2.2 mmDIN 1440, ISO 873810096505A11600000
    M8
    8.4 mm23.0 mm3.7 mm to 4.3 mmDIN 63402594630A11200000
    M8
    8.9 mm21.0 mm3.7 mm to 4.3 mmDIN 73492594630A21300000
    M8
    9.0 mm28.0 mm2.4 mm to 3.6 mmDIN 440-R1098363A1130000
    M10
    10.0 mm20.0 mm2.2 mm to 2.8 mmDIN 1440, ISO 87385096505A11700000
    M10
    10.5 mm25.0 mm3.7 mm to 4.3 mmDIN 7349594630A21500000
    M10
    10.5 mm28.0 mm3.7 mm to 4.3 mmDIN 63401094630A1130000
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 90211094630A2140000
    M10
    11.0 mm34.0 mm2.4 mm to 3.6 mmDIN 440-R2598363A11400000
    M12
    12.0 mm25.0 mm2.7 mm to 3.3 mmDIN 1440, ISO 87382596505A11800000
    M12
    13.0 mm35.0 mm4.4 mm to 5.6 mmDIN 63401094630A11400000
    M12
    13 mm30.0 mm5.4 mm to 6.6 mmDIN 7349194630A2170000
    M12
    13 mm37.0 mm2.7 mm to 3.3 mmDIN 90211094630A21600000
    M12
    13.5 mm44.0 mm3.4 mm to 4.6 mmDIN 440-R598363A1150000
    M14
    14.0 mm28.0 mm2.7 mm to 3.3 mmDIN 1440, ISO 87382596505A11900000
    M16
    16.0 mm28.0 mm2.7 mm to 3.3 mmDIN 1440, ISO 87382596505A12100000
    M16
    17.0 mm40.0 mm5.4 mm to 6.6 mmDIN 7349194630A2190000
    M16
    17.0 mm45.0 mm5.4 mm to 6.6 mmDIN 6340594630A11500000
    M16
    17.0 mm50.0 mm2.7 mm to 3.3 mmDIN 9021594630A2180000
    M16
    17.5 mm56.0 mm4.0 mm to 6.0 mmDIN 440-R598363A11600000
    M18
    18.0 mm30.0 mm3.7 mm to 4.3 mmDIN 1440, ISO 87381096505A1220000
    M20
    20.0 mm32.0 mm3.7 mm to 4.3 mmDIN 1440, ISO 87381096505A1230000
    M20
    21.0 mm44.0 mm7.0 mm to 9.0 mmDIN 7349194630A2220000
    M20
    21.0 mm50.0 mm5.4 mm to 6.6 mmDIN 6340594630A11600000
    M20
    22.0 mm60.0 mm3.4 mm to 4.6 mmDIN 9021194630A2210000
    M20
    22.0 mm72.0 mm5.0 mm to 7.0 mmDIN 440-R198363A1170000
    M22
    22.0 mm34.0 mm3.7 mm to 4.3 mmDIN 1440, ISO 87381096505A12400000
    M22
    24.0 mm80.0 mm5.0 mm to 7.0 mmDIN 440-R198363A1180000
    M24
    24.0 mm38.0 mm3.7 mm to 4.3 mmDIN 1440, ISO 87381096505A12500000
    M24
    25.0 mm60.0 mm7.0 mm to 9.0 mmDIN 6340194630A1170000
    M24
    26.0 mm85.0 mm5.0 mm to 7.0 mmDIN 440-R198363A1190000
    M25
    25.0 mm40.0 mm3.7 mm to 4.3 mmDIN 1440, ISO 8738596505A1260000
    M26
    26.0 mm40.0 mm4.4 mm to 5.6 mmDIN 1440, ISO 8738596505A1270000
    M27
    30.0 mm98.0 mm5.0 mm to 7.0 mmDIN 440-R198363A1210000
    M28
    28.0 mm42.0 mm4.4 mm to 5.6 mmDIN 1440, ISO 8738596505A12800000
    M30
    30.0 mm45.0 mm4.4 mm to 5.6 mmDIN 1440, ISO 8738196505A1290000
    M30
    31.0 mm68.0 mm9.0 mm to 11.0 mmDIN 6340194630A1180000
    M32
    32.0 mm50.0 mm4.4 mm to 5.6 mmDIN 1440, ISO 8738196505A1310000
     
    Corrosion-Resistant Galvanized Steel
    1 1/2"
    1.750"4.000"0.302" to 0.332"Material Certificate198970A23100000
    1 3/4"
    2.000"4.000"0.302" to 0.332"198970A23200000
    2"
    2.250"4.000"0.302" to 0.332"Material Certificate198970A23300000
    2 1/2"
    2.750"4.500"0.302" to 0.332"Material Certificate198970A23400000
    3"
    3.250"5.500"0.302" to 0.332"198970A23500000
     
    Black Super-Corrosion-Resistant-Coated Steel
    M4
    4.3 mm12.0 mm0.9 mm to 1.1 mmDIN 9021593413A2110000
    M5
    5.3 mm15.0 mm1.0 mm to 1.4 mmDIN 9021593413A2120000
    M6
    6.4 mm18.0 mm1.4 mm to 1.8 mmDIN 9021593413A2130000
    M8
    8.4 mm24.0 mm1.8 mm to 2.2 mmDIN 9021593413A2140000
    M10
    10.5 mm30.0 mm2.3 mm to 2.7 mmDIN 9021593413A21500000
    M12
    13.0 mm37.0 mm2.7 mm to 3.3 mmDIN 9021193413A2160000
    M14
    15.0 mm44.0 mm2.7 mm to 3.3 mmDIN 9021193413A2170000
     

    Fiberglass Washers

    Image of Product. Front orientation. Washers. Fiberglass Washers.
    A lightweight alternative to stainless steel, these fiberglass washers have the best strength-to-weight ratio of all our nonmetal washers. Commonly used to distribute pressure under nuts and screws in building frames, they are a great fit when you need something more robust than plastic, but still have to stay within a certain weight limit.
    Temp.
    Range
    For Screw
    Size
    ID
    OD
    Thk.
    Min.
    Max.,
    ° F
    Color
    Pkg.
    Qty.
    Pkg.
    1/4"
    0.250"2.000"0.108" to 0.142"Not Rated280Light Green190800A35000000
    3/8"
    0.375"2.000"0.108" to 0.142"Not Rated280Light Green190800A3600000
    1/2"
    0.500"2.000"0.108" to 0.142"Not Rated280Light Green190800A3700000
    5/8"
    0.625"2.000"0.108" to 0.142"Not Rated280Light Green190800A3800000

    Undersized Washers

    These washers distribute pressure evenly under fasteners with narrow heads, such as cheese and socket head screws. They have smaller diameters than general purpose washers of the same screw size.
    Stainless SteelAbout Stainless Steel
    Image of Product. Front orientation. Washers. Undersized Washers.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Black-Oxide 18-8 Stainless Steel—Typically chosen for their appearance, these washers have a dark, matte coating to create a finished look. They resist rust in wet and outdoor environments, but won't hold up to harsh chemicals as well as 316 stainless steel.
    Super-Corrosion-Resistant 316 Stainless Steel—Superior to 18-8 stainless steel, these washers won't degrade when exposed to harsh weather, salt water, and most chemicals.
    High-Strength 17-4 PH Stainless Steel—Similar strength to 17-7 stainless steel washers and comparable to high-strength Grade 8 steel. These washers won’t rust in wet and outdoor environments, but they can’t handle the harsh chemicals that 316 stainless steel can.
    For Screw
    Size
    ID
    OD
    Thk.
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    1/4"
    0.265"0.500"0.043" to 0.057"5090313A203000000
    3/4"
    0.812"1.500"0.060" to 0.090"1090313A41200000
    M1.6
    1.7 mm3.5 mm0.3 mm to 0.4 mmDIN 43310098689A2210000
    M3.5
    3.7 mm7.0 mm0.5 mm to 0.6 mmDIN 43310098689A2220000
    M12
    13.0 mm22.0 mm2.5 mm to 3.4 mm193849A1070000
    M14
    15.0 mm25.0 mm2.5 mm to 3.4 mm193849A1080000
    M16
    17.0 mm28.0 mm3.0 mm to 3.9 mm193849A1090000
    M18
    19.0 mm30.0 mm2.3 mm to 2.7 mmDIN 433198689A2230000
    M20
    21.0 mm35.0 mm3.0 mm to 3.9 mm193849A1100000
    M24
    25.0 mm39.0 mm3.7 mm to 4.3 mmDIN 433198689A2110000
    M24
    25.0 mm40.0 mm3.5 mm to 4.4 mm193849A1110000
    M30
    31.0 mm44.0 mm3.5 mm to 4.4 mm193849A1120000
    M36
    37.0 mm50.0 mm4.5 mm to 5.4 mm193849A11300000
     
    Black-Oxide 18-8 Stainless Steel
    5/8"
    0.656"1.375"0.060" to 0.090"1090377A18600000
    M3
    3.2 mm6.0 mm0.5 mm to 0.6 mmDIN 43310098269A1210000
    M4
    4.3 mm8.0 mm0.5 mm to 0.6 mmDIN 43310098269A12300000
    M5
    5.3 mm9.0 mm0.9 mm to 1.1 mmDIN 43310098269A12400000
    M6
    6.4 mm11.0 mm1.4 mm to 1.8 mmDIN 43310098269A12500000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmDIN 4335098269A12600000
     
    Super-Corrosion-Resistant 316 Stainless Steel
    M2
    2.2 mm4.5 mm0.3 mm to 0.4 mmDIN 4332598690A1080000
    M2.5
    2.7 mm5.0 mm0.5 mm to 0.6 mmDIN 43310098690A1090000
    M14
    15.0 mm24.0 mm2.3 mm to 2.7 mmDIN 4331098690A22000000
    M24
    25.0 mm39.0 mm3.7 mm to 4.3 mmDIN 433198690A1210000
     
    High-Strength 17-4 PH Stainless Steel
    5/8"
    0.656"1.375"0.105" to 0.130"198049A7500000
     
    Steel
    Image of Product. Front orientation. Washers. Undersized Washers.
    Zinc-Plated Steel—A common choice for areas with occasional exposure to moisture.
    Zinc-Yellow-Chromate-Plated Steel—With the same corrosion resistance as zinc-plated steel, these withstand occasional exposure to moisture.
    Black-Oxide Steel—Typically chosen for their appearance, these washers have a dark, matte coating that creates a finished look. They offer minimal corrosion resistance, so they're best for dry environments.
    Blue-Dyed Steel—These metric-sized washers have a distinctive blue color, so you can easily tell them apart from inch washers. The coating provides only minimal corrosion resistance, so these washers are best for dry environments.
    Steel—Best for dry environments since moisture will cause these washers to rust.
    Corrosion-Resistant Galvanized Steel—These washers combine the strength of steel with the rust resistance of stainless steel. They're an economical alternative to 18-8 stainless steel in wet and outdoor environments, but they won't hold up to salt water and chemicals.
    Black Super-Corrosion-Resistant-Coated Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. The coating has been tested to extreme standards, including 1,000 hours of salt spray resistance, to hold up in wet and outdoor environments. Also known as black luster.
    For Fastener Strength Grade/Class—If you require screws or nuts with a specific fastener strength rating, make sure your washer matches the grade or class.
    For Screw
    Size
    ID
    OD
    Thk.
    For Fastener Strength
    Grade/Class
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    Zinc-Plated Steel
    No. 10
    0.203"0.500"0.042" to 0.051"5091090A10300000
    1/4"
    0.266"0.500"0.042" to 0.051"5091090A1050000
    1/4"
    0.266"0.562"0.042" to 0.051"5091090A1060000
    5/16"
    0.328"0.625"0.042" to 0.051"10091090A1100000
    M3
    3.2 mm6.0 mm0.5 mm to 0.6 mmISO Class 8.8
    DIN 43310098688A1740000
    M3
    3.2 mm6.0 mm0.5 mm to 0.6 mmISO Class 10.9
    DIN 43310098688A1490000
    M4
    4.3 mm8.0 mm0.5 mm to 0.6 mmISO Class 8.8
    DIN 43310098688A1750000
    M4
    4.3 mm8.0 mm0.5 mm to 0.6 mmISO Class 10.9
    DIN 43310098688A15100000
    M5
    5.3 mm9.0 mm0.9 mm to 1.1 mmISO Class 8.8
    DIN 43310098688A1760000
    M5
    5.3 mm9.0 mm0.9 mm to 1.1 mmISO Class 10.9
    DIN 43310098688A15200000
    M6
    6.4 mm11.0 mm1.4 mm to 1.8 mmISO Class 8.8
    DIN 43310098688A17100000
    M6
    6.4 mm11.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 4335098688A15300000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmISO Class 8.8
    DIN 4335098688A17200000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 4332598688A1540000
    M10
    10.5 mm18.0 mm1.4 mm to 1.8 mmISO Class 8.8
    DIN 4335098688A17300000
    M10
    10.5 mm18.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 4332598688A1550000
    M12
    13.0 mm20.0 mm1.8 mm to 2.2 mmISO Class 8.8
    DIN 4332598688A17700000
    M12
    13.0 mm20.0 mm1.8 mm to 2.2 mmISO Class 10.9
    DIN 4332598688A15600000
    M14
    15.0 mm24.0 mm2.3 mm to 2.7 mmISO Class 8.8
    DIN 4331098688A1780000
    M14
    15.0 mm24.0 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 4331098688A15700000
    M16
    17.0 mm28.0 mm2.3 mm to 2.7 mmISO Class 8.8
    DIN 4331098688A17900000
    M16
    17.0 mm28.0 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 4331098688A1580000
    M20
    21.0 mm34.0 mm2.7 mm to 3.3 mmISO Class 8.8
    DIN 433598688A18100000
    M20
    21.0 mm34.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 433598688A1590000
    M24
    25.0 mm39.0 mm3.7 mm to 4.3 mmISO Class 8.8
    DIN 433198688A1830000
    M24
    25.0 mm39.0 mm3.7 mm to 4.3 mmISO Class 10.9
    DIN 433198688A1620000
     
    Zinc-Yellow-Chromate-Plated Steel
    M4
    4.3 mm8.0 mm0.5 mm to 0.6 mmISO Class 10.9
    DIN 43310090483A17600000
    M5
    5.3 mm9.0 mm0.9 mm to 1.1 mmISO Class 10.9
    DIN 43310090483A17700000
    M6
    6.4 mm11.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 4335090483A17800000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 4332590483A1790000
    M10
    10.5 mm18.0 mm1.4 mm to 1.8 mmISO Class 10.9
    DIN 4332590483A1910000
    M12
    13.0 mm20.0 mm1.8 mm to 2.2 mmISO Class 10.9
    DIN 4332590483A19200000
    M14
    15.0 mm24.0 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 4331090483A19300000
    M16
    17.0 mm28.0 mm2.3 mm to 2.7 mmISO Class 10.9
    DIN 4331090483A19400000
    M20
    21.0 mm34.0 mm2.7 mm to 3.3 mmISO Class 10.9
    DIN 433590483A19500000
     
    Black-Oxide Steel
    M3
    3.2 mm6.0 mm0.5 mm to 0.6 mmDIN 4331098687A3020000
    M5
    5.3 mm9.0 mm0.9 mm to 1.1 mmDIN 4335098687A30300000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmDIN 4335098687A30500000
    M10
    10.5 mm18.0 mm1.4 mm to 1.8 mmDIN 4335098687A3110000
    M12
    13.0 mm20.0 mm1.8 mm to 2.2 mmDIN 4332598687A3120000
    M12
    13.0 mm22.0 mm2.5 mm to 3.4 mm1098035A1070000
    M14
    15.0 mm25.0 mm2.5 mm to 3.4 mm1098035A1080000
    M16
    17.0 mm28.0 mm3.0 mm to 3.9 mm1098035A1090000
    M20
    21.0 mm34.0 mm2.7 mm to 3.3 mmDIN 4331098687A3260000
    M20
    21.0 mm35.0 mm3.0 mm to 3.9 mm1098035A11000000
    M24
    25.0 mm40.0 mm3.5 mm to 4.4 mm598035A1110000
    M30
    31.0 mm44.0 mm3.5 mm to 4.4 mm598035A11200000
    M36
    37.0 mm50.0 mm4.5 mm to 5.4 mm598035A11300000
     
    Blue-Dyed Steel
    M3
    3.0 mm6.0 mm0.4 mm to 0.6 mmDIN 4332098687A2220000
    M4
    4.0 mm8.0 mm0.4 mm to 0.6 mmDIN 4332098687A2230000
    M5
    5.0 mm9.0 mm0.9 mm to 1.1 mmDIN 4332098687A2240000
    M8
    8.0 mm15.0 mm1.4 mm to 1.8 mmDIN 4332098687A2250000
     
    Steel
    M5
    5.3 mm9.0 mm0.9 mm to 1.1 mmDIN 43310098687A1350000
    M6
    6.4 mm11.0 mm1.4 mm to 1.8 mmDIN 43310098687A1360000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmDIN 43310098687A1370000
    M10
    10.5 mm18.0 mm1.4 mm to 1.8 mmDIN 43310098687A1380000
    M12
    13.0 mm20.0 mm2.3 mm to 2.7 mmDIN 43310098687A13900000
    M20
    21.0 mm34.0 mm2.7 mm to 3.3 mmDIN 4331098687A12700000
    M24
    25.0 mm39.0 mm3.7 mm to 4.3 mmDIN 433598687A12900000
     
    Corrosion-Resistant Galvanized Steel
    M6
    6.4 mm11.0 mm1.4 mm to 1.8 mmDIN 4331098687A4010000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmDIN 4331098687A4020000
    M10
    10.5 mm18.0 mm1.4 mm to 1.8 mmDIN 4331098687A4030000
     
    Black Super-Corrosion-Resistant-Coated Steel
    M6
    6.4 mm11.0 mm1.4 mm to 1.8 mmDIN 433, ISO 70921093413A33500000
    M8
    8.4 mm15.0 mm1.4 mm to 1.8 mmDIN 433, ISO 70921093413A33600000
    M10
    10.5 mm18.0 mm1.4 mm to 1.8 mmDIN 433, ISO 70921093413A33700000
    M12
    13.0 mm20.0 mm1.8 mm to 2.2 mmDIN 433, ISO 70921093413A33800000
     
    Copper
    Image of Product. Front orientation. Washers. Undersized Washers.
    These have the best conductivity of all our metal washers. They're often used to secure electrical connections inside breaker panels and to fasten components on printed circuit boards. They're also the softest of all our metal washers, so they won't damage screws and nuts. However, copper washers aren't as corrosion resistant as brass washers, and will develop a green patina over time.
    For Screw
    Size
    ID,
    mm
    OD,
    mm
    Thk., mm
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    Copper
    M6
    6.411.01.4 to 1.8DIN 4332598044A324000000
    M8
    8.415.01.4 to 1.8DIN 4331098044A32800000
     

    USS Washers

    These washers meet USS sizing specifications and typically have larger diameters than SAE washers. As a result, they accommodate larger screws and nuts and distribute pressure across a wider surface area. They are also thicker, so they withstand heavier loads and span wider gaps when used as spacers.
    Stainless SteelAbout Stainless Steel
    Image of Product. Front orientation. Washers. USS Washers.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    For Screw
    Size
    ID
    OD
    Thk.
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    1 7/8"
    2.000"4.250"0.153" to 0.213"ASME B18.21.1193852A154000000
    2 1/2"
    2.625"5.000"0.210" to 0.280"ASME B18.21.1193852A15700000
     

    Oversized Washer Assortments

    Image of Product. Front orientation. Washers. Oversized Washer Assortments.
    Keep a collection of washers on hand with exaggerated diameters to cover large holes and to compensate for uneven surfaces. These washers are also thicker than general purpose washers, so they bridge wider gaps when used as spacers. Labels in the lid include our part numbers, so it's easy to replenish the assortments.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Zinc-Plated Steel—A common choice for areas with occasional exposure to moisture.
    No. of
    Pieces
    Sizes Included
    Container
    Type
    Each
    18-8 Stainless Steel
    386For No. 5 to 3/8" Screw SizesPlastic Box98661A2540000000
    620For M2 to M16 Screw SizesPlastic Box98661A253000000
     
    Zinc-Plated Steel
    386For No. 5 to 3/8" Screw SizesPlastic Box98661A252000000
     
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