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    686 Products

    Split Lock Washers

    Image of Product. Front orientation. Lock Washers. Split-Lock Washer.
    Stop nuts and screws from loosening due to mild vibration. As you tighten, the uneven ends bite into the nut or screw so it won't back out. While they're not as vibration resistant as other lock washers, they are a great fit for electrical panels, light fixtures, and other light duty assemblies. Split lock washers are not reusable, and they only work with fasteners that have right-hand threads.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers won't rust when exposed to moisture. However, they can'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 won't rust in wet and outdoor environments, but can'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.
    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 alternative to 18-8 stainless steel in wet and outdoor environments, but they won't hold up to salt water and chemicals.
    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.
    Aluminum—One-third the weight of steel, these washers are commonly used for assemblies that have weight limits. They're an alternative to stainless steel for rust resistance, but aren't as strong.
    Super-Corrosion-Resistant Silicon Bronze—The choice for marine environments, these washers won't rust or deteriorate when submerged in salt water. They resist corrosion as well as 316 stainless steel, but are not quite as strong.
    High-Strength Super-Corrosion-Resistant K500 Nickel—More than three times as strong as 316 stainless steel, and with superior rust resistance to withstand prolonged exposure to salt water and acids. These washers are often used in the oil and gas industries. Also known as Monel.
    For Screw
    Size
    ID
    OD
    Thk.
    For Fastener Strength
    Grade/Class
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    No. 0
    0.062"0.137"0.015"10092146A51000000
    No. 0
    0.062"0.137"0.015"1,00092146A00100000
    No. 1
    0.075"0.150"0.015"10092146A5150000
    No. 1
    0.075"0.150"0.015"1,00092146A00200000
    No. 2
    0.094"0.172"0.020"ASME B18.21.110092146A5200000
    No. 2
    0.094"0.172"0.020"ASME B18.21.11,00092146A00300000
    No. 3
    0.107"0.195"0.025"ASME B18.21.110092146A5250000
    No. 3
    0.107"0.195"0.025"ASME B18.21.11,00092146A00400000
    No. 4
    0.120"0.209"0.025"ASME B18.21.110092146A5300000
    No. 4
    0.120"0.209"0.025"ASME B18.21.11,00092146A00500000
    No. 4
    0.120"0.223"0.031"ASME B18.21.110091007A6140000
    No. 5
    0.133"0.236"0.031"ASME B18.21.110092146A5350000
    No. 5
    0.133"0.236"0.031"ASME B18.21.11,00092146A00600000
    No. 6
    0.148"0.250"0.031"ASME B18.21.110092146A5400000
    No. 6
    0.148"0.250"0.031"ASME B18.21.11,00092146A00700000
    No. 6
    0.148"0.266"0.040"ASME B18.21.110091007A6190000
    No. 8
    0.174"0.293"0.040"ASME B18.21.110092146A5450000
    No. 8
    0.174"0.293"0.040"ASME B18.21.11,00092146A00900000
    No. 8
    0.174"0.307"0.047"ASME B18.21.110091007A6230000
    No. 10
    0.200"0.334"0.047"ASME B18.21.110092146A5500000
    No. 10
    0.200"0.334"0.047"ASME B18.21.11,00092146A01100000
    No. 10
    0.200"0.350"0.056"ASME B18.21.110091007A6280000
    No. 12
    0.227"0.377"0.056"ASME B18.21.110092146A0130000
    1/4"
    0.260"0.487"0.062"ASME B18.21.110092146A0290000
    1/4"
    0.260"0.489"0.077"ASME B18.21.15091007A6320000
    5/16"
    0.322"0.583"0.078"ASME B18.21.110092146A0300000
    5/16"
    0.322"0.594"0.097"ASME B18.21.15091007A63600000
    3/8"
    0.385"0.680"0.094"ASME B18.21.110092146A0310000
    3/8"
    0.385"0.688"0.115"ASME B18.21.12591007A6410000
    7/16"
    0.450"0.776"0.109"ASME B18.21.15092146A0320000
    1/2"
    0.512"0.869"0.125"ASME B18.21.15092146A0330000
    1/2"
    0.512"0.879"0.151"ASME B18.21.11091007A6520000
    9/16"
    0.574"0.965"0.141"ASME B18.21.12592146A0660000
    5/8"
    0.641"1.073"0.156"ASME B18.21.12592146A0350000
    5/8"
    0.641"1.087"0.189"ASME B18.21.1591007A6760000
    3/4"
    0.766"1.265"0.188"ASME B18.21.11092146A0360000
    3/4"
    0.766"1.285"0.226"ASME B18.21.1191007A6810000
    7/8"
    0.894"1.459"0.219"ASME B18.21.1592146A0370000
    1"
    1.024"1.656"0.250"ASME B18.21.1592146A0380000
    1 1/8"
    1.153"1.847"0.281"ASME B18.21.1192146A0390000
    1 1/4"
    1.280"2.036"0.312"ASME B18.21.1192146A0400000
    1 3/8"
    1.408"2.219"0.344"ASME B18.21.1192146A0500000
    1 1/2"
    1.534"2.419"0.375"ASME B18.21.1192146A0410000
    1 5/8"
    1.663"2.553"0.389"ASME B18.21.1192146A6110000
    1 3/4"
    1.789"2.679"0.389"ASME B18.21.1192146A04300000
    1 7/8"
    1.914"2.811"0.422"ASME B18.21.1192146A61200000
    2"
    2.039"2.936"0.422"ASME B18.21.1192146A04900000
    2 1/4"
    2.293"3.221"0.440"ASME B18.21.1192146A61300000
    2 1/2"
    2.543"3.471"0.440"ASME B18.21.1192146A61400000
    M2
    2.4 mm4.4 mm0.4 mm to 0.6 mmDIN 127B10092148A0500000
    M2.5
    2.9 mm5.1 mm0.5 mm to 0.7 mmDIN 127B10092148A0700000
    M2.6
    3.0 mm5.2 mm0.5 mm to 0.7 mmDIN 127B10092148A1100000
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B10092148A1500000
    M3.5
    3.9 mm6.7 mm0.7 mm to 0.9 mmDIN 127B10092148A1550000
    M4
    4.4 mm7.6 mm0.8 mm to 1.0 mmDIN 127B10092148A1600000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B10092148A1700000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B10092148A1800000
    M7
    7.5 mm12.8 mm1.5 mm to 1.7 mmDIN 127B5092148A3110000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B10092148A2000000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B10092148A21000000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B5092148A21400000
    M14
    14.7 mm24.1 mm2.8 mm to 3.2 mmDIN 127B2592148A22100000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B2592148A24100000
    M18
    19.0 mm29.4 mm3.3 mm to 3.7 mmDIN 127B1092148A2510000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B1092148A2610000
    M22
    22.5 mm35.9 mm3.8 mm to 4.2 mmDIN 127B592148A1110000
    M24
    25.5 mm40.0 mm4.8 mm to 5.2 mmDIN 127B1092148A27100000
    M27
    27.5 mm43.0 mm4.8 mm to 5.2 mmDIN 127B592148A11200000
    M30
    31.7 mm48.2 mm5.8 mm to 6.2 mmDIN 127B192148A2810000
    M36
    37.7 mm58.2 mm5.8 mm to 6.2 mmDIN 127B192148A2910000
     
    Black-Oxide 18-8 Stainless Steel
    No. 2
    0.094"0.172"0.020"ASME B18.21.110092146A6150000
    No. 4
    0.120"0.209"0.025"ASME B18.21.110092146A6160000
    No. 6
    0.148"0.250"0.031"ASME B18.21.110092146A6170000
    No. 8
    0.174"0.293"0.040"ASME B18.21.110092146A6180000
    No. 10
    0.200"0.334"0.047"ASME B18.21.110092146A6190000
    1/4"
    0.260"0.487"0.062"ASME B18.21.110092146A6210000
    5/16"
    0.322"0.583"0.078"ASME B18.21.110092146A6220000
    3/8"
    0.385"0.680"0.094"ASME B18.21.15092146A6230000
    1/2"
    0.512"0.869"0.125"ASME B18.21.12592146A6240000
    M2
    2.4 mm4.4 mm0.4 mm to 0.6 mmDIN 127B1092148A3310000
    M2.5
    2.9 mm5.1 mm0.5 mm to 0.7 mmDIN 127B1092148A3320000
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B1092148A3330000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B1092148A3340000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B1092148A3350000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B1092148A3360000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B1092148A3370000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B1092148A3380000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B1092148A3390000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B1092148A34100000
     
    Super-Corrosion-Resistant 316 Stainless Steel
    No. 0
    0.062"0.137"0.015"10092147A1110000
    No. 2
    0.094"0.172"0.020"ASME B18.21.110092147A4100000
    No. 2
    0.094"0.172"0.020"ASME B18.21.11,00092147A00300000
    No. 3
    0.107"0.195"0.025"ASME B18.21.110092147A2100000
    No. 4
    0.120"0.209"0.025"ASME B18.21.110092147A4150000
    No. 4
    0.120"0.209"0.025"ASME B18.21.11,00092147A00500000
    No. 5
    0.133"0.236"0.031"ASME B18.21.110092147A1120000
    No. 6
    0.148"0.250"0.031"ASME B18.21.110092147A4200000
    No. 6
    0.148"0.250"0.031"ASME B18.21.11,00092147A00700000
    No. 8
    0.174"0.293"0.040"ASME B18.21.110092147A4250000
    No. 8
    0.174"0.293"0.040"ASME B18.21.11,00092147A00900000
    No. 10
    0.200"0.334"0.047"ASME B18.21.110092147A4300000
    No. 10
    0.200"0.334"0.047"ASME B18.21.11,00092147A01100000
    No. 12
    0.227"0.377"0.056"ASME B18.21.110092147A1130000
    1/4"
    0.260"0.487"0.062"ASME B18.21.110092147A0290000
    5/16"
    0.322"0.583"0.078"ASME B18.21.110092147A03000000
    3/8"
    0.385"0.680"0.094"ASME B18.21.15092147A0310000
    7/16"
    0.450"0.776"0.109"ASME B18.21.12592147A0320000
    1/2"
    0.512"0.869"0.125"ASME B18.21.12592147A0330000
    9/16"
    0.574"0.965"0.141"ASME B18.21.12592147A03400000
    5/8"
    0.641"1.073"0.156"ASME B18.21.11092147A0350000
    3/4"
    0.766"1.265"0.188"ASME B18.21.11092147A03600000
    7/8"
    0.894"1.459"0.219"ASME B18.21.1592147A0370000
    1"
    1.024"1.656"0.250"ASME B18.21.1592147A03800000
    1 1/8"
    1.153"1.847"0.281"ASME B18.21.1192147A0390000
    1 1/4"
    1.280"2.036"0.312"ASME B18.21.1192147A0400000
    1 3/8"
    1.408"2.219"0.344"ASME B18.21.1192147A5110000
    1 1/2"
    1.534"2.419"0.375"ASME B18.21.1192147A04100000
    1 5/8"
    1.663"2.553"0.389"ASME B18.21.1192147A51200000
    1 3/4"
    1.789"2.679"0.389"ASME B18.21.1192147A51300000
    2"
    2.039"2.936"0.422"ASME B18.21.1192147A51500000
    2 1/4"
    2.293"3.221"0.440"ASME B18.21.1192147A51600000
    M2
    2.4 mm4.4 mm0.4 mm to 0.6 mmDIN 127B10092153A4060000
    M2.5
    2.9 mm5.1 mm0.5 mm to 0.7 mmDIN 127B10092153A4110000
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B10092153A4160000
    M3.5
    3.9 mm6.7 mm0.7 mm to 0.9 mmDIN 127B10092153A4510000
    M4
    4.4 mm7.6 mm0.8 mm to 1.0 mmDIN 127B10092153A4180000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B10092153A4220000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B10092153A4260000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B10092153A4290000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B5092153A4340000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B5092153A43600000
    M14
    14.7 mm24.1 mm2.8 mm to 3.2 mmDIN 127B2592153A4390000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B1092153A4420000
    M18
    19.0 mm29.4 mm3.3 mm to 3.7 mmDIN 127B1092153A4450000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B1092153A4470000
    M24
    25.5 mm40.0 mm4.8 mm to 5.2 mmDIN 127B592153A4490000
    M30
    31.7 mm48.2 mm5.8 mm to 6.2 mmDIN 127B192153A4530000
     
    Zinc-Plated Steel
    No. 2
    0.094"0.172"0.020"ASME B18.21.110091102A7100000
    No. 3
    0.107"0.195"0.025"ASME B18.21.110091102A7150000
    No. 3
    0.107"0.195"0.025"ASME B18.21.11,00091102A00400000
    No. 4
    0.120"0.209"0.025"ASME B18.21.110091102A7200000
    No. 4
    0.120"0.209"0.025"ASME B18.21.11,00091102A00500000
    No. 5
    0.133"0.236"0.031"ASME B18.21.110091102A7250000
    No. 5
    0.133"0.236"0.031"ASME B18.21.11,00091102A00600000
    No. 6
    0.148"0.250"0.031"ASME B18.21.110091102A7300000
    No. 6
    0.148"0.250"0.031"ASME B18.21.11,00091102A0070000
    No. 8
    0.174"0.293"0.040"ASME B18.21.110091102A7350000
    No. 8
    0.174"0.293"0.040"ASME B18.21.11,00091102A0090000
    No. 10
    0.200"0.334"0.047"ASME B18.21.110091102A7400000
    No. 10
    0.200"0.334"0.047"ASME B18.21.11,00091102A01100000
    No. 12
    0.227"0.377"0.056"ASME B18.21.110091102A7450000
    No. 12
    0.227"0.377"0.056"ASME B18.21.11,00091102A01300000
    1/4"
    0.260"0.487"0.062"ASME B18.21.110091102A7500000
    1/4"
    0.260"0.487"0.062"ASME B18.21.11,00091102A02900000
    1/4"
    0.272"0.489"0.062"ASME B18.21.110092507A11000000
    5/16"
    0.322"0.583"0.078"ASME B18.21.110091102A7550000
    5/16"
    0.322"0.583"0.078"ASME B18.21.11,00091102A03000000
    3/8"
    0.385"0.680"0.094"ASME B18.21.110091102A7600000
    3/8"
    0.385"0.680"0.094"ASME B18.21.11,00091102A03100000
    3/8"
    0.397"0.688"0.094"ASME B18.21.15092507A12000000
    7/16"
    0.450"0.776"0.109"ASME B18.21.110091102A7650000
    7/16"
    0.450"0.776"0.109"ASME B18.21.11,00091102A03200000
    1/2"
    0.512"0.869"0.125"ASME B18.21.110091102A77000000
    1/2"
    0.512"0.869"0.125"ASME B18.21.11,00091102A03300000
    1/2"
    0.522"0.879"0.125"ASME B18.21.12592507A13000000
    9/16"
    0.574"0.965"0.141"ASME B18.21.110091102A03400000
    5/8"
    0.641"1.073"0.156"ASME B18.21.15091102A0350000
    3/4"
    0.766"1.265"0.188"ASME B18.21.15091102A03600000
    7/8"
    0.894"1.459"0.219"ASME B18.21.12591102A03700000
    1"
    1.024"1.656"0.250"ASME B18.21.11091102A0380000
    1 1/8"
    1.153"1.847"0.281"ASME B18.21.11091102A03900000
    1 1/4"
    1.280"2.036"0.312"ASME B18.21.1591102A04000000
    1 3/8"
    1.408"2.219"0.344"ASME B18.21.1591102A05600000
    1 1/2"
    1.534"2.419"0.375"ASME B18.21.1191102A0410000
    1 3/4"
    1.789"2.679"0.389"ASME B18.21.1191102A0440000
    2"
    2.039"2.936"0.422"ASME B18.21.1191102A0470000
    M2
    2.4 mm4.4 mm0.4 mm to 0.6 mmDIN 127B10091202A2140000
    M2.5
    2.9 mm5.1 mm0.5 mm to 0.7 mmDIN 127B10091202A2180000
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B10091202A2220000
    M3.5
    3.6 mm6.7 mm0.7 mm to 0.9 mmDIN 127B10091202A2240000
    M4
    4.4 mm7.6 mm0.8 mm to 1.0 mmDIN 127B10091202A2260000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B10091202A2300000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B10091202A2340000
    M7
    7.5 mm12.8 mm1.5 mm to 1.7 mmDIN 127B10091202A1110000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B10091202A2380000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B10091202A2420000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B10091202A24600000
    M14
    14.7 mm24.1 mm2.8 mm to 3.2 mmDIN 127B10091202A25000000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B5091202A25300000
    M18
    19.0 mm29.4 mm3.3 mm to 3.7 mmDIN 127B2591202A11200000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B2591202A25700000
    M22
    22.5 mm35.9 mm3.8 mm to 4.2 mmDIN 127B1091202A11300000
    M24
    25.5 mm40.0 mm4.8 mm to 5.2 mmDIN 127B2591202A26100000
    M27
    28.5 mm43.0 mm4.8 mm to 5.2 mmDIN 127B1091202A11400000
    M30
    31.7 mm48.2 mm5.8 mm to 6.2 mmDIN 127B1091202A26300000
    M33
    33.5 mm55.2 mm5.8 mm to 6.2 mmDIN 127B591202A11500000
    M36
    37.7 mm58.2 mm5.8 mm to 6.2 mmDIN 127B591202A26500000
    M42
    43.7 mm68.2 mm6.8 mm to 7.2 mmDIN 127B191202A11600000
    M48
    50.5 mm75.0 mm6.8 mm to 7.2 mmDIN 127B191202A11700000
     
    Zinc-Yellow-Chromate-Plated Steel
    1/4"
    0.260"0.487"0.062"SAE Grade 8
    ASME B18.21.110091104A0290000
    5/16"
    0.322"0.583"0.078"SAE Grade 8
    ASME B18.21.110091104A0300000
    3/8"
    0.385"0.680"0.094"SAE Grade 8
    ASME B18.21.110091104A0310000
    7/16"
    0.450"0.776"0.109"SAE Grade 8
    ASME B18.21.110091104A03200000
    1/2"
    0.512"0.869"0.125"SAE Grade 8
    ASME B18.21.110091104A03300000
    9/16"
    0.574"0.965"0.141"SAE Grade 8
    ASME B18.21.15091104A03400000
    5/8"
    0.641"1.073"0.156"SAE Grade 8
    ASME B18.21.15091104A03500000
    3/4"
    0.766"1.265"0.188"SAE Grade 8
    ASME B18.21.12591104A04700000
    7/8"
    0.894"1.459"0.219"SAE Grade 8
    ASME B18.21.11091104A0480000
    1"
    1.024"1.656"0.250"SAE Grade 8
    ASME B18.21.11091104A04900000
    1 1/8"
    1.153"1.903"0.345"SAE Grade 8
    ASME B18.21.1591104A05000000
    1 1/4"
    1.280"2.104"0.384"SAE Grade 8
    ASME B18.21.1191104A0550000
    1 3/8"
    1.408"2.301"0.422"SAE Grade 8
    ASME B18.21.1191104A0600000
    1 1/2"
    1.534"2.491"0.458"SAE Grade 8
    ASME B18.21.1191104A06500000
    2"
    2.039"3.144"0.496"SAE Grade 8
    ASME B18.21.1191104A07000000
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B10096982A1510000
    M4
    4.4 mm7.6 mm0.8 mm to 1.0 mmDIN 127B10096982A1520000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B10096982A1530000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B10096982A1540000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B10096982A1550000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B10096982A15600000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B5096982A1570000
    M14
    14.7 mm24.1 mm2.8 mm to 3.2 mmDIN 127B5096982A15800000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B2596982A1590000
    M18
    19.0 mm29.4 mm3.3 mm to 3.7 mmDIN 127B2596982A16100000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B1096982A1620000
    M24
    25.5 mm40.0 mm4.8 mm to 5.2 mmDIN 127B1096982A1630000
    M30
    31.7 mm48.2 mm5.8 mm to 6.2 mmDIN 127B596982A16400000
     
    Black-Oxide Steel
    1/4"
    0.260"0.487"0.062"ASME B18.21.1505185N1110000
    5/16"
    0.322"0.583"0.078"ASME B18.21.1505185N1120000
    3/8"
    0.385"0.680"0.094"ASME B18.21.1255185N1130000
    7/16"
    0.450"0.776"0.109"ASME B18.21.1255185N1140000
    1/2"
    0.512"0.869"0.125"ASME B18.21.1105185N1150000
    9/16"
    0.574"0.965"0.141"ASME B18.21.1105185N1160000
    5/8"
    0.641"1.073"0.156"ASME B18.21.1105185N1170000
    3/4"
    0.766"1.265"0.188"ASME B18.21.155185N1180000
    7/8"
    0.894"1.459"0.219"ASME B18.21.155185N11900000
    1"
    1.024"1.656"0.250"ASME B18.21.115185N1210000
    1 1/8"
    1.153"1.847"0.281"ASME B18.21.115185N1220000
    1 1/4"
    1.280"2.036"0.312"ASME B18.21.115185N1230000
    1 3/8"
    1.408"2.219"0.344"ASME B18.21.115185N12400000
    1 1/2"
    1.534"2.419"0.375"ASME B18.21.115185N12500000
    1 3/4"
    1.789"2.679"0.389"ASME B18.21.115185N12600000
    2"
    2.039"2.936"0.422"ASME B18.21.115185N12700000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B10097093A21400000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B10097093A21500000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B5097093A2160000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B2597093A2180000
     
    Blue-Dyed Steel
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B10093279A1230000
    M4
    4.5 mm7.6 mm0.8 mm to 1.0 mmDIN 127B10093279A1240000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B10093279A1250000
    M6
    6.2 mm12.1 mm2.0 mmASME B18.21.2M10093279A10000000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B5093279A1100000
    M8
    8.2 mm15.2 mm2.5 mmASME B18.21.2M10093279A2000000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B5093279A1200000
    M10
    10.2 mm18.0 mm2.9 mmASME B18.21.2M5093279A3000000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B2593279A1300000
    M12
    12.3 mm21.7 mm3.8 mmASME B18.21.2M10093279A40000000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B2593279A1400000
    M16
    16.4 mm27.9 mm4.8 mmASME B18.21.2M2593279A50000000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B2593279A15000000
    M20
    20.5 mm33.8 mm5.7 mmASME B18.21.2M1093279A6000000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B1093279A1600000
    M24
    24.5 mm40.7 mm7.2 mmASME B18.21.2M1093279A70000000
     
    Steel
    No. 5
    0.133"0.236"0.031"ASME B18.21.110091101A0060000
    No. 6
    0.148"0.250"0.031"ASME B18.21.11,00091101A0070000
    No. 8
    0.174"0.293"0.040"ASME B18.21.11,00091101A0090000
    No. 10
    0.200"0.334"0.047"ASME B18.21.11,00091101A01100000
    No. 12
    0.227"0.377"0.056"ASME B18.21.11,00091101A01300000
    1/4"
    0.260"0.487"0.062"ASME B18.21.110091101A2290000
    1/4"
    0.260"0.487"0.062"ASME B18.21.11,00091101A02900000
    5/16"
    0.322"0.583"0.078"ASME B18.21.110091101A2300000
    5/16"
    0.322"0.583"0.078"ASME B18.21.11,00091101A03000000
    3/8"
    0.385"0.680"0.094"ASME B18.21.110091101A2310000
    3/8"
    0.385"0.680"0.094"ASME B18.21.11,00091101A03100000
    7/16"
    0.450"0.776"0.109"ASME B18.21.110091101A2320000
    1/2"
    0.512"0.869"0.125"ASME B18.21.110091101A23300000
    1/2"
    0.512"0.869"0.125"ASME B18.21.11,00091101A033000000
    9/16"
    0.574"0.965"0.141"ASME B18.21.15091101A2340000
    5/8"
    0.641"1.073"0.156"ASME B18.21.15091101A23500000
    5/8"
    0.641"1.073"0.156"ASME B18.21.150091101A03500000
    3/4"
    0.766"1.265"0.188"ASME B18.21.15091101A23600000
    3/4"
    0.766"1.265"0.188"ASME B18.21.150091101A036000000
    7/8"
    0.894"1.459"0.219"ASME B18.21.12591101A23700000
    1"
    1.024"1.656"0.250"ASME B18.21.11091101A0380000
    1 1/8"
    1.153"1.847"0.281"ASME B18.21.11091101A03900000
    1 1/4"
    1.280"2.036"0.312"ASME B18.21.11091101A04000000
    1 1/2"
    1.534"2.419"0.375"ASME B18.21.1591101A04100000
    1 5/8"
    1.663"2.553"0.389"ASME B18.21.1191101A0450000
    1 3/4"
    1.789"2.679"0.389"ASME B18.21.1191101A0510000
    2"
    2.039"2.936"0.422"ASME B18.21.1191101A0590000
    M2
    2.4 mm4.4 mm0.4 mm to 0.6 mmDIN 127B10091169A0500000
    M2.5
    2.9 mm5.1 mm0.5 mm to 0.7 mmDIN 127B10091169A0700000
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B10091169A1500000
    M3.5
    3.9 mm6.7 mm0.7 mm to 0.9 mmDIN 127B10091169A1550000
    M4
    4.4 mm7.6 mm0.8 mm to 1.0 mmDIN 127B10091169A1600000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B10091169A1700000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B10091169A1800000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B10091169A2000000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B10091169A2100000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B10091169A2140000
    M14
    14.7 mm24.1 mm2.8 mm to 3.2 mmDIN 127B10091169A22000000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B5091169A24000000
    M18
    19.0 mm29.4 mm3.3 mm to 3.7 mmDIN 127B5091169A24200000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B2591169A24500000
    M24
    25.5 mm40.0 mm4.8 mm to 5.2 mmDIN 127B2591169A24800000
    M30
    31.7 mm48.2 mm5.8 mm to 6.2 mmDIN 127B591169A24400000
    M36
    37.7 mm58.2 mm5.8 mm to 6.2 mmDIN 127B191169A2490000
     
    Corrosion-Resistant Galvanized Steel
    1/4"
    0.260"0.487"0.062"ASME B18.21.110095160A2100000
    5/16"
    0.322"0.583"0.078"ASME B18.21.110095160A2150000
    3/8"
    0.385"0.680"0.094"ASME B18.21.110095160A2200000
    7/16"
    0.450"0.776"0.109"ASME B18.21.12595160A2250000
    1/2"
    0.512"0.869"0.125"ASME B18.21.15095160A2300000
    5/8"
    0.641"1.073"0.156"ASME B18.21.12595160A2400000
    3/4"
    0.766"1.265"0.188"ASME B18.21.12595160A25000000
    7/8"
    0.894"1.459"0.219"ASME B18.21.11095160A2600000
    1"
    1.024"1.656"0.250"ASME B18.21.11095160A2700000
    1 1/4"
    1.280"2.036"0.312"ASME B18.21.1595160A28000000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B5091169A3100000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B5091169A32000000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B5091169A33000000
    M12
    12.7 mm21.1 mm2.3 mm to 2.7 mmDIN 127B2591169A3400000
    M16
    17.0 mm27.4 mm3.3 mm to 3.7 mmDIN 127B1091169A3500000
    M20
    21.2 mm33.6 mm3.8 mm to 4.2 mmDIN 127B191169A3600000
     
    Super-Corrosion-Resistant Zinc-Flake-Coated Steel
    No. 10
    0.200"0.334"0.047"ASME B18.21.1255185N1510000
    1/4"
    0.260"0.487"0.062"ASME B18.21.1255185N1280000
    5/16"
    0.322"0.583"0.078"ASME B18.21.1255185N1290000
    3/8"
    0.385"0.680"0.094"ASME B18.21.1105185N1310000
    7/16"
    0.450"0.776"0.109"ASME B18.21.1105185N1320000
    1/2"
    0.512"0.869"0.125"ASME B18.21.1105185N1330000
    9/16"
    0.574"0.965"0.141"ASME B18.21.155185N1340000
    5/8"
    0.641"1.073"0.156"ASME B18.21.155185N1350000
    3/4"
    0.766"1.265"0.188"ASME B18.21.115185N1360000
    7/8"
    0.894"1.459"0.219"ASME B18.21.115185N1370000
    1"
    1.024"1.656"0.250"ASME B18.21.115185N1380000
    1 1/4"
    1.280"2.036"0.312"ASME B18.21.115185N14100000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B2590491A1010000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B2590491A10200000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B2590491A10300000
     
    Aluminum
    No. 6
    0.148"0.250"0.031"ASME B18.21.110091013A7110000
    No. 8
    0.174"0.293"0.040"ASME B18.21.110091013A7150000
    No. 10
    0.200"0.334"0.047"ASME B18.21.110091013A7180000
    1/4"
    0.260"0.487"0.062"ASME B18.21.110091013A72100000
    5/16"
    0.322"0.583"0.078"ASME B18.21.15091013A7240000
    3/8"
    0.385"0.680"0.094"ASME B18.21.15091013A72700000
    1/2"
    0.512"0.869"0.125"ASME B18.21.11091013A7300000
    5/8"
    0.641"1.073"0.156"ASME B18.21.11091013A7330000
    3/4"
    0.766"1.265"0.188"ASME B18.21.11091013A73600000
     
    Super-Corrosion-Resistant Silicon Bronze
    No. 2
    0.094"0.172"0.020"ASME B18.21.110093496A4030000
    No. 3
    0.107"0.195"0.025"ASME B18.21.110093496A4040000
    No. 4
    0.120"0.209"0.025"ASME B18.21.110093496A4050000
    No. 4
    0.120"0.209"0.025"ASME B18.21.11,00093496A00500000
    No. 6
    0.148"0.250"0.031"ASME B18.21.110093496A4070000
    No. 6
    0.148"0.250"0.031"ASME B18.21.11,00093496A00700000
    No. 8
    0.174"0.293"0.040"ASME B18.21.110093496A4090000
    No. 8
    0.174"0.293"0.040"ASME B18.21.11,00093496A00900000
    No. 10
    0.200"0.334"0.047"ASME B18.21.110093496A4150000
    No. 12
    0.227"0.377"0.056"ASME B18.21.110093496A4180000
    1/4"
    0.260"0.487"0.062"ASME B18.21.110093496A02900000
    5/16"
    0.322"0.583"0.078"ASME B18.21.15093496A03000000
    3/8"
    0.385"0.680"0.094"ASME B18.21.12593496A03100000
    7/16"
    0.450"0.776"0.109"ASME B18.21.11093496A4320000
    1/2"
    0.512"0.869"0.125"ASME B18.21.11093496A4330000
    5/8"
    0.641"1.073"0.156"ASME B18.21.1593496A4350000
    3/4"
    0.766"1.265"0.188"ASME B18.21.1593496A43600000
    1"
    1.024"1.656"0.250"ASME B18.21.1593496A44500000
    M3
    3.4 mm6.2 mm0.7 mm to 0.9 mmDIN 127B10097093A20100000
    M4
    4.4 mm7.6 mm0.8 mm to 1.0 mmDIN 127B10097093A20200000
    M5
    5.4 mm9.2 mm1.1 mm to 1.3 mmDIN 127B10097093A20300000
    M6
    6.5 mm11.8 mm1.5 mm to 1.7 mmDIN 127B5097093A20400000
    M8
    8.5 mm14.8 mm1.9 mm to 2.1 mmDIN 127B2597093A20500000
    M10
    10.7 mm18.1 mm2.0 mm to 2.4 mmDIN 127B1097093A2060000
     
    High-Strength Super-Corrosion-Resistant K500 Nickel
    1/4"
    0.260"0.487"0.062" to 0.077"ASME B18.21.11091118A11200000
    5/16"
    0.322"0.583"0.078" to 0.097"ASME B18.21.1591118A11600000
    3/8"
    0.385"0.680"0.094" to 0.115"ASME B18.21.1591118A12000000
    1/2"
    0.512"0.869"0.125" to 0.151"ASME B18.21.1191118A1280000
    5/8"
    0.641"1.073"0.156" to 0.189"ASME B18.21.1191118A13200000
     

    Mil. Spec. Split Lock Washers

    Image of Product. Front orientation. Lock Washers. Split-Lock Washer, Mil. Spec..
    These washers are manufactured and tested to strict U.S. military standards for material and construction. As you tighten, the uneven ends bite into the nut or screw so it won't loosen due to mild vibration. While they don't hold as tightly as other lock washers, they are a great fit for electrical panels, light fixtures, and other light duty assemblies. Split lock washers are not reusable, and they only work with fasteners that have right-hand threads.
    Passivated 18-8 Stainless Steel—The choice for wet and outdoor environments, these washers won't rust when exposed to moisture. However, they can'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 won't rust in wet and outdoor environments, but can't hold up to harsh chemicals as well as 316 stainless steel.
    Super-Corrosion-Resistant Passivated 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 Black-Oxide 316 Stainless Steel—Combines a finished appearance with the rust resistance of 316 stainless steel. Even if the coating wears off, these washers will hold up in just about any environment, including salt water and most chemicals.
    Zinc-Yellow-Chromate-Plated Steel—With the same corrosion resistance as zinc-plated steel, these withstand occasional exposure to moisture.
    Corrosion-Resistant Cadmium-Plated Steel—The finish creates a better barrier against rust than zinc plating for use in wet and outdoor environments.
    For Screw
    Size
    ID
    OD
    Thk.
    Mil. Spec.
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    Passivated 18-8 Stainless Steel
    5/16"
    0.314"0.583"0.078"MS35338-140ASME B18.21.12591475A03000000
    3/8"
    0.377"0.680"0.094"MS35338-141ASME B18.21.12591475A03100000
    7/16"
    0.440"0.776"0.109"MS35338-142ASME B18.21.11091475A1160000
    1/2"
    0.502"0.869"0.125"MS35338-143ASME B18.21.11091475A0330000
    9/16"
    0.564"0.965"0.141"MS35338-144ASME B18.21.11091475A1590000
    5/8"
    0.628"1.073"0.156"MS35338-145ASME B18.21.11091475A03500000
    3/4"
    0.753"1.265"0.188"MS35338-146ASME B18.21.1591475A04000000
    1"
    1.003"1.656"0.250"MS35338-148ASME B18.21.1291475A1600000
    1 1/8"
    1.129"1.847"0.281"MS35338-149ASME B18.21.1191475A1860000
    1 1/4"
    1.254"2.036"0.312"MS35338-150ASME B18.21.1191475A1940000
     
    Black-Oxide 18-8 Stainless Steel
    5/16"
    0.314"0.583"0.078"MS35338-140ASME B18.21.15091475A4340000
    3/8"
    0.377"0.680"0.094"MS35338-141ASME B18.21.11091475A4390000
    7/16"
    0.440"0.776"0.109"MS35338-142ASME B18.21.11091475A4400000
    1/2"
    0.502"0.869"0.125"MS35338-143ASME B18.21.11091475A5070000
    9/16"
    0.564"0.965"0.141"MS35338-144ASME B18.21.1291475A5080000
    5/8"
    0.628"1.073"0.156"MS35338-145ASME B18.21.1291475A5090000
     
    Super-Corrosion-Resistant Passivated 316 Stainless Steel
    No. 2
    0.088"0.172"0.020"MS35338-134ASME B18.21.110091475A0150000
    No. 4
    0.114"0.209"0.025"MS35338-135ASME B18.21.110091475A0180000
    No. 6
    0.141"0.250"0.031"MS35338-136ASME B18.21.110091475A0200000
    No. 8
    0.167"0.293"0.040"MS35338-137ASME B18.21.110091475A0250000
    No. 10
    0.193"0.334"0.047"MS35338-138ASME B18.21.110091475A0270000
    1/4"
    0.252"0.487"0.062"MS35338-139ASME B18.21.15091475A0290000
    5/16"
    0.314"0.583"0.078"MS35338-140ASME B18.21.11091475A7100000
    3/8"
    0.377"0.680"0.094"MS35338-141ASME B18.21.11091475A7200000
    1/2"
    0.502"0.869"0.125"MS35338-143ASME B18.21.1591475A7300000
    5/8"
    0.628"1.073"0.156"MS35338-145ASME B18.21.1391475A7400000
    3/4"
    0.753"1.265"0.188"MS35338-146ASME B18.21.1291475A7500000
     
    Super-Corrosion-Resistant Black-Oxide 316 Stainless Steel
    No. 2
    0.088"0.172"0.020"MS35338-134ASME B18.21.110091475A3770000
    No. 4
    0.114"0.209"0.025"MS35338-135ASME B18.21.110091475A3800000
    No. 6
    0.141"0.250"0.031"MS35338-136ASME B18.21.110091475A3840000
    No. 8
    0.167"0.293"0.040"MS35338-137ASME B18.21.110091475A3870000
    No. 10
    0.193"0.334"0.047"MS35338-138ASME B18.21.110091475A3910000
    1/4"
    0.252"0.487"0.062"MS35338-139ASME B18.21.15091475A3950000
    3/8"
    0.377"0.680"0.094"MS35338-141ASME B18.21.11091475A76000000
    1/2"
    0.502"0.869"0.125"MS35338-143ASME B18.21.1591475A77000000
    3/4"
    0.753"1.265"0.188"MS35338-146ASME B18.21.1291475A7800000
     
    Zinc-Yellow-Chromate-Plated Steel
    No. 2
    0.088"0.172"0.020"MS35338-39ASME B18.21.110091475A2350000
    No. 4
    0.114"0.209"0.025"MS35338-40ASME B18.21.110091475A2420000
    No. 6
    0.141"0.250"0.031"MS35338-41ASME B18.21.110091475A2570000
    No. 8
    0.167"0.293"0.040"MS35338-42ASME B18.21.110091475A2730000
    No. 10
    0.193"0.334"0.047"MS35338-43ASME B18.21.110091475A2740000
    1/4"
    0.252"0.487"0.062"MS35338-44ASME B18.21.15091475A2830000
    5/16"
    0.314"0.583"0.078"MS35338-45ASME B18.21.15091475A2890000
    3/8"
    0.377"0.680"0.094"MS35338-46ASME B18.21.12591475A2930000
    7/16"
    0.440"0.776"0.109"MS35338-47ASME B18.21.12591475A3040000
    1/2"
    0.502"0.869"0.125"MS35338-48ASME B18.21.11091475A3280000
    9/16"
    0.564"0.965"0.141"MS35338-49ASME B18.21.11091475A3310000
    5/8"
    0.628"1.073"0.156"MS35338-50ASME B18.21.11091475A3420000
    3/4"
    0.753"1.265"0.188"MS35338-51ASME B18.21.1591475A7900000
    7/8"
    0.878"1.459"0.219"MS35338-52ASME B18.21.1591475A3460000
    1"
    1.003"1.656"0.250"MS35338-53ASME B18.21.1391475A3480000
    1 1/8"
    1.129"1.847"0.281"MS35338-54ASME B18.21.1391475A3530000
    1 1/4"
    1.254"2.036"0.312"MS35338-55ASME B18.21.1291475A3690000
    1 3/8"
    1.379"2.219"0.344"MS35338-56ASME B18.21.1291475A3730000
    1 1/2"
    1.504"2.419"0.375"MS35338-57ASME B18.21.1191475A3760000
     
    Corrosion-Resistant Cadmium-Plated Steel
    No. 2
    0.088"0.172"0.020"MS35338-39ASME B18.21.15091475A5110000
    No. 4
    0.114"0.209"0.025"MS35338-40ASME B18.21.15091475A5170000
    No. 6
    0.141"0.250"0.031"MS35338-41ASME B18.21.15091475A5230000
    No. 8
    0.167"0.293"0.040"MS35338-42ASME B18.21.15091475A5300000
    No. 10
    0.193"0.334"0.047"MS35338-43ASME B18.21.15091475A5310000
    1/4"
    0.252"0.487"0.062"MS35338-44ASME B18.21.15091475A5350000
    5/16"
    0.314"0.583"0.078"MS35338-45ASME B18.21.15091475A5410000
    3/8"
    0.377"0.680"0.094"MS35338-46ASME B18.21.12591475A5440000
    7/16"
    0.440"0.776"0.109"MS35338-47ASME B18.21.12591475A5480000
    1/2"
    0.502"0.869"0.125"MS35338-48ASME B18.21.11091475A5520000
    9/16"
    0.564"0.965"0.141"MS35338-49ASME B18.21.1591475A5530000
    5/8"
    0.628"1.073"0.156"MS35338-50ASME B18.21.1291475A8200000
     

    Split Lock Washers for Socket Head Screws

    Image of Product. Front orientation. Lock Washers. Split-Lock Washer, For Socket Head Screws.
    Stop socket head screws from loosening due to mild vibration. These washers have a small diameter to fit under screws with narrow heads, but are still thick enough to keep fasteners secure. While they're not as vibration resistant as other lock washers, they are a great fit for electrical panels, light fixtures, and other light duty assemblies. Split lock washers are not reusable, and they only work with fasteners that have right-hand threads. Also known as high-collar lock washers.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers won't rust when exposed to moisture. However, they can'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 won't rust in wet and outdoor environments, but can'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.
    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.
    Steel—Best for dry environments since moisture will cause these washers to rust.
    For Screw
    Size
    ID
    OD
    Thk.
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    No. 2
    0.094"0.142"0.022"10098437A18000000
    No. 4
    0.120"0.173"0.022"ASME B18.21.110098437A1020000
    No. 5
    0.133"0.202"0.030"ASME B18.21.110098437A1600000
    No. 6
    0.148"0.216"0.030"ASME B18.21.110098437A1040000
    No. 8
    0.174"0.267"0.047"ASME B18.21.110098437A1060000
    No. 10
    0.200"0.294"0.047"ASME B18.21.110098437A1080000
    No. 12
    0.227"0.331"0.078"10098437A1900000
    1/4"
    0.260"0.363"0.078"ASME B18.21.110098437A1100000
    5/16"
    0.322"0.457"0.093"ASME B18.21.15098437A1120000
    3/8"
    0.385"0.550"0.125"ASME B18.21.15098437A11500000
    7/16"
    0.450"0.644"0.140"ASME B18.21.15098437A17000000
    1/2"
    0.512"0.733"0.172"ASME B18.21.12598437A1300000
    5/8"
    0.641"0.917"0.203"ASME B18.21.11098437A1350000
    3/4"
    0.766"1.105"0.218"ASME B18.21.11098437A14000000
    7/8"
    0.894"1.291"0.234"ASME B18.21.1598437A15000000
    1"
    1.024"1.478"0.250"ASME B18.21.1198437A2100000
    M3
    3.4 mm5.6 mm0.9 mm to 1.1 mmDIN 798010091111A1180000
    M3.5
    3.9 mm6.1 mm0.9 mm to 1.1 mmDIN 798010091111A1190000
    M4
    4.4 mm7.0 mm1.1 mm to 1.3 mmDIN 798010091111A1210000
    M5
    5.4 mm8.8 mm1.5 mm to 1.7 mmDIN 798010091111A1240000
    M6
    6.5 mm9.9 mm1.5 mm to 1.7 mmDIN 798010091111A1290000
    M8
    8.5 mm12.7 mm1.9 mm to 2.1 mmDIN 798010091111A1320000
    M10
    10.7 mm16.0 mm2.3 mm to 2.7 mmDIN 798010091111A13500000
    M12
    12.7 mm18.0 mm2.3 mm to 2.7 mmDIN 79805091111A1380000
    M14
    14.7 mm21.1 mm2.8 mm to 3.2 mmDIN 79801091111A1410000
    M16
    17.0 mm24.4 mm3.3 mm to 3.7 mmDIN 79801091111A1430000
    M18
    19.0 mm26.4 mm3.3 mm to 3.7 mmDIN 79801091111A1450000
    M20
    21.2 mm30.6 mm4.3 mm to 4.7 mmDIN 79801091111A14700000
    M22
    23.5 mm32.9 mm4.3 mm to 4.7 mmDIN 7980591111A14900000
    M24
    25.5 mm35.9 mm4.8 mm to 5.2 mmDIN 7980591111A1510000
    M30
    31.7 mm44.1 mm5.8 mm to 6.2 mmDIN 7980191111A15500000
     
    Black-Oxide 18-8 Stainless Steel
    No. 4
    0.120"0.173"0.022"ASME B18.21.110093711A10000000
    No. 6
    0.148"0.216"0.030"ASME B18.21.110093711A20000000
    No. 8
    0.174"0.267"0.047"ASME B18.21.110093711A30000000
    No. 10
    0.200"0.294"0.047"ASME B18.21.15093711A4000000
    1/4"
    0.260"0.363"0.078"ASME B18.21.15093711A50000000
    5/16"
    0.322"0.457"0.093"ASME B18.21.12593711A6000000
    3/8"
    0.385"0.550"0.125"ASME B18.21.11093711A7000000
    1/2"
    0.512"0.733"0.172"ASME B18.21.11093711A8000000
    5/8"
    0.641"0.917"0.203"ASME B18.21.1593711A90000000
    3/4"
    0.766"1.105"0.218"ASME B18.21.1193711A9100000
     
    Super-Corrosion-Resistant 316 Stainless Steel
    No. 2
    0.094"0.142"0.022"10094241A2100000
    No. 4
    0.120"0.173"0.022"ASME B18.21.110094241A2200000
    No. 5
    0.133"0.202"0.030"ASME B18.21.110094241A2300000
    No. 6
    0.148"0.216"0.030"ASME B18.21.110094241A2400000
    No. 8
    0.174"0.267"0.047"ASME B18.21.110094241A2500000
    No. 10
    0.200"0.294"0.047"ASME B18.21.110094241A2600000
    1/4"
    0.260"0.363"0.078"ASME B18.21.110094241A2700000
    5/16"
    0.322"0.457"0.093"ASME B18.21.15094241A2800000
    3/8"
    0.385"0.550"0.125"ASME B18.21.15094241A29000000
    7/16"
    0.450"0.644"0.140"ASME B18.21.12594241A31000000
    1/2"
    0.512"0.733"0.172"ASME B18.21.11094241A3200000
    5/8"
    0.641"0.917"0.203"ASME B18.21.11094241A33000000
    3/4"
    0.766"1.105"0.218"ASME B18.21.1594241A3400000
    7/8"
    0.894"1.291"0.234"ASME B18.21.1194241A3500000
    1"
    1.024"1.478"0.250"ASME B18.21.1194241A3600000
    1 1/4"
    1.280"1.790"0.313"ASME B18.21.1194241A3700000
    1 1/2"
    1.534"2.159"0.375"ASME B18.21.1194241A38000000
    M3
    3.4 mm5.6 mm0.9 mm to 1.1 mmDIN 798010094241A5100000
    M4
    4.4 mm7.0 mm1.1 mm to 1.3 mmDIN 798010094241A5200000
    M5
    5.4 mm8.8 mm1.5 mm to 1.7 mmDIN 798010094241A5300000
    M6
    6.5 mm9.9 mm1.5 mm to 1.7 mmDIN 798010094241A5400000
    M8
    8.5 mm12.7 mm1.9 mm to 2.1 mmDIN 79805094241A5500000
    M10
    10.7 mm16.0 mm2.3 mm to 2.7 mmDIN 79805094241A56000000
    M12
    12.7 mm18.0 mm2.3 mm to 2.7 mmDIN 79802594241A57000000
    M14
    14.7 mm21.1 mm2.8 mm to 3.2 mmDIN 79801094241A5800000
    M16
    17.0 mm24.4 mm3.3 mm to 3.7 mmDIN 79801094241A5900000
    M18
    19.0 mm26.4 mm3.3 mm to 3.7 mmDIN 79801094241A6100000
    M20
    21.2 mm30.6 mm4.3 mm to 4.7 mmDIN 7980194241A6200000
    M22
    23.5 mm32.9 mm4.3 mm to 4.7 mmDIN 7980194241A6300000
    M24
    25.5 mm35.9 mm4.8 mm to 5.2 mmDIN 7980194241A6400000
    M30
    31.7 mm44.1 mm5.8 mm to 6.2 mmDIN 7980194241A65000000
     
    Zinc-Plated Steel
    No. 6
    0.148"0.216"0.030"ASME B18.21.15092961A1110000
    No. 8
    0.174"0.267"0.042"ASME B18.21.15092961A1120000
    No. 10
    0.200"0.294"0.047"ASME B18.21.15092961A1130000
    1/4"
    0.260"0.363"0.078"ASME B18.21.15092961A1140000
    5/16"
    0.322"0.457"0.093"ASME B18.21.15092961A1150000
    3/8"
    0.385"0.550"0.125"ASME B18.21.15092961A1160000
    7/16"
    0.450"0.644"0.140"ASME B18.21.12592961A11700000
    1/2"
    0.512"0.733"0.172"ASME B18.21.12592961A1180000
    5/8"
    0.641"0.917"0.203"ASME B18.21.12592961A1190000
    3/4"
    0.766"1.105"0.218"ASME B18.21.11092961A1200000
    7/8"
    0.984"1.291"0.234"ASME B18.21.1592961A1210000
    1"
    1.024"1.478"0.250"ASME B18.21.1192961A12200000
    M3
    3.4 mm5.6 mm0.9 mm to 1.1 mmDIN 798010093837A1100000
    M4
    4.4 mm7.0 mm1.1 mm to 1.3 mmDIN 798010093837A1200000
    M5
    5.4 mm8.8 mm1.5 mm to 1.7 mmDIN 798010093837A1300000
    M6
    6.5 mm9.9 mm1.5 mm to 1.7 mmDIN 798010093837A1400000
    M8
    8.5 mm12.7 mm1.9 mm to 2.1 mmDIN 798010093837A2300000
    M10
    10.7 mm16.0 mm2.3 mm to 2.7 mmDIN 798010093837A15000000
    M12
    12.7 mm18.0 mm2.3 mm to 2.7 mmDIN 798010093837A24000000
    M14
    14.7 mm21.1 mm2.8 mm to 3.2 mmDIN 79805093837A25000000
    M16
    17.0 mm24.4 mm3.3 mm to 3.7 mmDIN 79802593837A1600000
    M18
    19.0 mm26.4 mm3.3 mm to 3.7 mmDIN 79802593837A17000000
    M20
    21.2 mm30.6 mm4.3 mm to 4.7 mmDIN 79801093837A1800000
    M24
    25.5 mm35.9 mm4.8 mm to 5.2 mmDIN 79801093837A1900000
    M27
    28.5 mm38.9 mm4.8 mm to 5.2 mmDIN 7980593837A2600000
    M30
    31.7 mm44.1 mm5.8 mm to 6.2 mmDIN 7980593837A21000000
    M36
    37.7 mm52.2 mm6.7 mm to 7.3 mmDIN 7980193837A2200000
     
    Zinc-Yellow-Chromate-Plated Steel
    M4
    4.1 mm7.0 mm1.1 mm to 1.3 mmDIN 798010093837A3100000
    M5
    5.1 mm8.8 mm1.5 mm to 1.7 mmDIN 79802593837A3200000
    M6
    6.1 mm9.9 mm1.5 mm to 1.7 mmDIN 798010093837A3300000
    M8
    8.1 mm12.7 mm1.9 mm to 2.1 mmDIN 798010093837A3400000
    M10
    10.2 mm16.0 mm2.3 mm to 2.7 mmDIN 798010093837A35000000
    M12
    12.2 mm18.0 mm2.3 mm to 2.7 mmDIN 798010093837A36000000
    M16
    16.2 mm24.4 mm3.3 mm to 3.7 mmDIN 79802593837A37000000
     
    Black-Oxide Steel
    No. 4
    0.117"0.173"0.022"ASME B18.21.15092962A2100000
    No. 6
    0.145"0.216"0.030"ASME B18.21.15092962A2200000
    No. 8
    0.174"0.267"0.042"ASME B18.21.15092962A1110000
    No. 10
    0.200"0.294"0.047"ASME B18.21.15092962A1120000
    1/4"
    0.260"0.363"0.078"ASME B18.21.15092962A1130000
    5/16"
    0.322"0.457"0.093"ASME B18.21.15092962A1140000
    3/8"
    0.385"0.550"0.125"ASME B18.21.11092962A1150000
    7/16"
    0.450"0.644"0.140"ASME B18.21.12592962A1160000
    1/2"
    0.512"0.733"0.172"ASME B18.21.12592962A1170000
    5/8"
    0.641"0.917"0.203"ASME B18.21.11092962A11800000
    3/4"
    0.766"1.105"0.218"ASME B18.21.1592962A1190000
    7/8"
    0.984"1.291"0.234"ASME B18.21.1592962A1200000
    1"
    1.024"1.478"0.250"ASME B18.21.1192962A1210000
    1 1/8"
    1.153"1.663"0.313"ASME B18.21.1192962A1220000
    1 1/4"
    1.280"1.790"0.313"ASME B18.21.1192962A1230000
    M3
    3.4 mm5.6 mm0.9 mm to 1.1 mmDIN 798010091190A5100000
    M3.5
    3.9 mm6.1 mm0.9 mm to 1.1 mmDIN 798010091190A5150000
    M4
    4.4 mm7.0 mm1.1 mm to 1.3 mmDIN 798010091190A5200000
    M5
    5.4 mm8.8 mm1.5 mm to 1.7 mmDIN 798010091190A5300000
    M6
    6.5 mm9.9 mm1.5 mm to 1.7 mmDIN 798010091190A5400000
    M8
    8.5 mm12.7 mm1.9 mm to 2.1 mmDIN 798010091190A5500000
    M10
    10.7 mm16.0 mm2.3 mm to 2.7 mmDIN 798010091190A56000000
    M12
    12.7 mm18.0 mm2.3 mm to 2.7 mmDIN 798010091190A57000000
    M14
    14.7 mm21.1 mm2.8 mm to 3.2 mmDIN 798010091190A58000000
    M16
    17.0 mm24.4 mm3.3 mm to 3.7 mmDIN 79805091190A59000000
    M18
    19.0 mm26.4 mm3.3 mm to 3.7 mmDIN 79802591190A6000000
    M20
    21.2 mm30.6 mm4.3 mm to 4.7 mmDIN 79802591190A61000000
    M22
    23.5 mm32.9 mm4.3 mm to 4.7 mmDIN 79801091190A6200000
    M24
    25.5 mm35.9 mm4.8 mm to 5.2 mmDIN 79801091190A63000000
    M27
    28.5 mm38.9 mm4.8 mm to 5.2 mmDIN 7980591190A6500000
    M30
    31.7 mm44.1 mm5.8 mm to 6.2 mmDIN 7980591190A67000000
    M36
    37.7 mm52.2 mm6.7 mm to 7.3 mmDIN 7980191190A6900000
    M42
    43.7 mm60.2 mm7.7 mm to 8.3 mmDIN 7980191190A66000000
    M48
    50.5 mm67.0 mm7.7 mm to 8.3 mmDIN 7980191190A64000000
     
    Steel
    No. 4
    0.120"0.173"0.022"ASME B18.21.110090073A0050000
    No. 5
    0.133"0.202"0.030"ASME B18.21.110090073A0060000
    No. 6
    0.148"0.216"0.030"ASME B18.21.110090073A0070000
    No. 10
    0.200"0.294"0.047"ASME B18.21.110090073A0110000
    1/4"
    0.260"0.363"0.078"ASME B18.21.110090073A0290000
    5/16"
    0.322"0.457"0.093"ASME B18.21.110090073A0300000
    3/8"
    0.385"0.550"0.125"ASME B18.21.110090073A2310000
    7/16"
    0.450"0.644"0.140"ASME B18.21.110090073A23400000
    1/2"
    0.512"0.733"0.172"ASME B18.21.110090073A23700000
    5/8"
    0.641"0.917"0.203"ASME B18.21.15090073A24000000
    3/4"
    0.766"1.105"0.218"ASME B18.21.12590073A2430000
    7/8"
    0.894"1.291"0.234"ASME B18.21.12590073A24600000
    1"
    1.024"1.478"0.250"ASME B18.21.11090073A0380000
    1 1/8"
    1.153"1.663"0.313"ASME B18.21.1590073A33300000
    1 1/4"
    1.280"1.790"0.313"ASME B18.21.11090073A04000000
    1 1/2"
    1.534"2.159"0.375"ASME B18.21.1590073A04200000
     

    Split Lock Washer Assortments

    Image of Product. Front orientation. Lock Washers. Split-Lock Washer, Sold as Assortments.
    Keep a collection of common lock washers on hand to stop nuts and screws from loosening due to mild vibration. These washers have split ends that bite into the fastener to keep it secure. While they're not as vibration resistant as other lock washers, they are a great fit for electrical panels, light fixtures, and other light duty assemblies. Split lock washers are not reusable, and they only work with fasteners that have right-hand threads.
    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 won't rust when exposed to moisture. However, they can'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.
    Steel—Best for dry environments since moisture will cause these washers to rust.
    No. of
    Pieces
    Sizes Included
    Specs.
    Met
    Container
    Type
    Each
    18-8 Stainless Steel
    350For No. 8 to 1/2" Screw SizesPlastic Box92155A320000000
    755For M3 to M20 Screw SizesDIN 127BPlastic Box91170A409000000
    1,350For No. 4 to 1" Screw SizesMetal Box92155A212000000
     
    Zinc-Plated Steel
    350For No. 8 to 1/2" Screw SizesPlastic Box91765A22400000
    1,350For No. 4 to 1" Screw SizesMetal Box91765A112000000
     
    Steel
    755For M3 to M20 Screw SizesDIN 127BPlastic Box91170A10900000
     

    Wave Spring Lock Washers

    Image of Product. Front orientation. Lock Washers. Wave Washer, Spring Lock Washer.
    The wavy shape flexes like a spring to keep nuts and screws secure on slightly uneven surfaces. These washers add a small amount of tension to stop fasteners from backing out due to mild vibration. While they don't hold as well as other lock washers, they do grip slightly better than curved washers. They work best in electrical panels, light fixtures, and other light duty assemblies. Since these washers hold their shape when untightened, you can reuse them a handful of times without losing strength.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers won't rust when exposed to moisture. However, they can'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.
    DIN 128B—These washers have split ends that bite into your material surface for a tighter hold than other wave washers.
    For Screw
    Size
    No. of
    Waves
    ID,
    mm
    OD,
    mm
    Thk.,
    mm
    Overall
    Ht., mm
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    M4
    14.47.60.71.4DIN 128B5097093A174000000
    M5
    15.49.20.91.7DIN 128B2597093A1750000
    M6
    16.511.81.22.2DIN 128B2597093A1760000
    M8
    18.514.81.52.7DIN 128B2597093A1770000
    M10
    110.718.11.73.1DIN 128B2597093A17800000
    M12
    112.721.11.93.6DIN 128B1097093A1790000
    M16
    117.027.42.65.1DIN 128B197093A1820000
     
    Zinc-Plated Steel
    M3
    13.16.20.61.1DIN 128B10097093A1550000
    M4
    14.17.60.71.2DIN 128B10097093A1560000
    M5
    15.19.20.91.5DIN 128B10097093A1570000
    M6
    16.111.81.22.0DIN 128B10097093A15800000
    M8
    18.114.81.52.5DIN 128B10097093A15900000
    M10
    110.218.11.72.9DIN 128B5097093A16100000
    M12
    112.221.12.03.4DIN 128B2597093A1620000
    M14
    114.224.12.43.9DIN 128B2597093A16300000
    M16
    116.227.42.74.5DIN 128B2597093A16400000
    M18
    118.229.42.74.5DIN 128B1097093A1650000
    M22
    122.535.93.05.1DIN 128B597093A1670000
    M24
    124.540.03.86.5DIN 128B597093A16800000
     

    Curved Spring Lock Washers

    Image of Product. Front orientation. Lock Washers. Curved Washer, Spring Lock Washer.
    The curvy, spring-like shape adds a small amount of tension to prevent nuts and screws from backing out due to mild vibration. These washers also flex slightly to compensate for uneven surfaces. While more secure than a standard flat washer, these have the least amount of gripping power of all our lock washers. They are best suited for electrical panels, light fixtures, and other light duty assemblies. These washers hold their shape when untightened, so you can reuse them a handful of times without losing strength.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these washers won't rust when exposed to moisture. However, they can'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.
    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.
    Steel—Best for dry environments since moisture will cause these washers to rust.
    DIN 128A—These washers have split ends that bite into your material surface for a tighter hold than other curved washers.
    For Screw
    Size
    ID,
    mm
    OD,
    mm
    Thk.,
    mm
    Overall
    Ht., mm
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    M2.5
    2.65.10.50.9DIN 128A10097093A13800000
    M3
    3.16.20.61.1DIN 128A10097093A1390000
    M4
    4.17.60.71.2DIN 128A10097093A1410000
    M5
    5.19.20.91.5DIN 128A10097093A14200000
    M6
    6.111.81.22.0DIN 128A10097093A14300000
    M8
    8.114.81.52.5DIN 128A5097093A1440000
    M10
    10.218.11.72.9DIN 128A5097093A14500000
    M12
    12.221.12.03.4DIN 128A5097093A14600000
    M14
    14.224.12.33.9DIN 128A2597093A14700000
    M16
    16.227.42.74.5DIN 128A2097093A14800000
    M18
    18.229.42.74.5DIN 128A1097093A14900000
    M20
    20.233.63.05.1DIN 128A1097093A15100000
    M22
    22.535.93.05.1DIN 128A597093A15200000
    M24
    24.540.03.86.5DIN 128A597093A15300000
     
    Zinc-Plated Steel
    M2.5
    2.65.10.50.9DIN 128A10097093A12200000
    M3
    3.16.20.61.1DIN 128A10097093A1230000
    M4
    4.17.60.71.2DIN 128A10097093A1240000
    M5
    5.19.20.91.5DIN 128A10097093A1250000
    M6
    6.111.81.22.0DIN 128A10097093A12600000
    M8
    8.114.81.52.5DIN 128A10097093A12700000
    M10
    10.218.11.72.9DIN 128A10097093A12800000
    M12
    12.221.12.03.4DIN 128A5097093A12900000
    M14
    14.224.12.33.9DIN 128A2597093A13100000
    M16
    16.227.42.74.5DIN 128A2597093A13200000
    M18
    18.229.42.74.5DIN 128A1097093A1330000
    M20
    20.233.63.05.1DIN 128A1097093A13400000
    M22
    22.535.93.05.1DIN 128A1097093A13500000
    M24
    24.540.03.86.5DIN 128A1097093A13600000
    M30
    30.548.25.89.5DIN 128A197093A1370000
     
    Zinc-Yellow-Chromate-Plated Steel
    M3
    3.16.20.61.1DIN 128A10096982A1360000
    M3.5
    3.66.70.61.1DIN 128A10096982A1370000
    M4
    4.17.60.71.2DIN 128A10096982A1380000
    M5
    5.19.20.91.5DIN 128A10096982A1390000
    M6
    6.111.81.22DIN 128A10096982A1410000
    M8
    8.114.81.52.5DIN 128A10096982A1420000
    M10
    10.218.11.72.9DIN 128A10096982A14300000
    M12
    12.221.12.03.4DIN 128A5096982A1440000
    M14
    14.224.12.33.9DIN 128A2596982A14500000
    M16
    16.227.42.74.5DIN 128A1096982A14600000
    M20
    20.233.63.05.1DIN 128A1096982A14700000
     
    Black-Oxide Steel
    M3
    3.16.20.61.1DIN 128A10097093A1110000
    M4
    4.17.60.71.2DIN 128A10097093A1120000
    M5
    5.19.20.91.5DIN 128A10097093A1130000
    M6
    6.111.81.22.0DIN 128A5097093A1140000
    M8
    8.114.81.52.5DIN 128A5097093A1150000
    M10
    10.218.11.72.9DIN 128A2597093A11600000
    M12
    12.221.12.03.4DIN 128A1097093A1170000
    M16
    16.227.42.74.5DIN 128A1097093A1180000
    M20
    20.233.63.05.1DIN 128A597093A1190000
    M24
    24.540.03.86.5DIN 128A597093A12100000
     
    Steel
    M2.5
    2.34.60.61.1DIN 690520091169A3110000
    M3
    2.75.60.71.3DIN 690520091169A3120000
    M4
    3.67.00.81.4DIN 690520091169A31400000
    M5
    4.68.61.01.7DIN 690510091169A31500000
    M6
    5.511.01.32.2DIN 69055091169A31600000
    M8
    7.414.01.62.8DIN 69055091169A31700000
    M10
    9.317.01.83.2DIN 69051091169A31800000
    M12
    11.019.72.13.7DIN 69051091169A31900000
     

    Coil Lock Washers

    Image of Product. Front orientation. Lock Washers. Coil Washer.
    Washers flatten under pressure and push against the nut or screw to stop it from backing out. The double coil adds more tension than split lock washers for a tighter hold on materials that contract and expand, such as plastic and wood. These washers are reusable a handful of times, but their holding power decreases with each use.
    Corrosion-Resistant Galvanized Steel—These washers combine the strength of steel with the rust resistance of stainless steel. They're an alternative to 18-8 stainless steel in wet and outdoor environments, but they won't hold up to salt water and chemicals.
    For Screw
    Size
    ID
    OD
    Thk.
    Specs. Met
    Pkg.
    Qty.
    Pkg.
    Corrosion-Resistant Galvanized Steel
    3/8"
    0.381"0.680"0.094"ASME B18.21.1592353A11000000
    1/2"
    0.507"0.869"0.125"ASME B18.21.1192353A1200000
    5/8"
    0.634"1.073"0.156"ASME B18.21.1192353A1300000
    3/4"
    0.759"1.265"0.188"ASME B18.21.1192353A1400000
     
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