McMaster-Carr logo
    Filter by
    System of Measurement
    Washer Type
    Color
    Maximum Temperature
    Minimum Temperature
    Sold As
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    DFARS Specialty Metals
    Specifications Met
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    83 Products

    Plastic Washers

    Image of Product. Front orientation. Washers. Plastic Washers.
    All of these washers are lightweight, nonconductive, and naturally rust resistant. They are commonly used in electronics and automation applications to take the pressure off screws and nuts and protect mounting surfaces.
    Moisture-Resistant Delrin® Acetal—The best plastic for damp and wet environments, these washers won't swell or lose their strength if exposed to moisture.
    Temp.
    Range, ° F
    For Screw
    Size
    ID
    OD
    Thk.
    Min.
    Max.
    Specs. Met
    Color
    Pkg.
    Qty.
    Pkg.
    Moisture-Resistant Delrin® Acetal
    No. 00
    		0.050"0.190"0.020" to 0.030"Not Rated180—White5095647A101000000
    No. 0
    		0.062"0.188"0.012" to 0.018"-40180—White5095647A20100000
    No. 0
    		0.062"0.250"0.012" to 0.018"-40180—White5095647A20200000
    No. 1
    		0.094"0.250"0.012" to 0.018"-40180—White5095647A20300000
    No. 2
    		0.094"0.188"0.026" to 0.036"Not Rated180—White5095647A11100000
    No. 2
    		0.094"0.250"0.024" to 0.036"-40180—White5095647A20400000
    No. 3
    		0.105"0.250"0.024" to 0.036"-40180—White5095647A20500000
    No. 4
    		0.120"0.250"0.026" to 0.036"Not Rated180—White5095647A11200000
    No. 4
    		0.125"0.312"0.024" to 0.036"-40180—White5095647A20600000
    No. 4
    		0.125"0.438"0.054" to 0.070"-40180—White5095647A20700000
    No. 5
    		0.140"0.375"0.024" to 0.036"-40180—White5095647A20800000
    No. 5
    		0.140"0.410"0.030" to 0.050"Not Rated180—White5095647A11500000
    No. 5
    		0.140"0.438"0.054" to 0.070"-40180—White5095647A20900000
    No. 6
    		0.150"0.375"0.026" to 0.036"Not Rated180—White5095647A11300000
    No. 6
    		0.156"0.312"0.026" to 0.046"-40180ASME B18.21.1White2595647A3010000
    No. 6
    		0.156"0.438"0.054" to 0.070"-40180—White5095647A21100000
    No. 8
    		0.175"0.375"0.026" to 0.036"Not Rated180—White5095647A11700000
    No. 8
    		0.188"0.438"0.036" to 0.065"-40180—White2595647A3110000
    No. 8
    		0.188"0.500"0.054" to 0.070"-40180—White5095647A21200000
    No. 10
    		0.203"0.438"0.026" to 0.036"Not Rated180—White5095647A12100000
    No. 10
    		0.203"0.562"0.054" to 0.070"-40180—White5095647A21300000
    No. 10
    		0.218"0.500"0.035" to 0.060"-40180—White2595647A3020000
    No. 12
    		0.234"0.625"0.054" to 0.070"-40180—White5095647A21400000
    No. 12
    		0.250"0.562"0.051" to 0.080"Not Rated180ASME B18.21.1White5095647A12200000
    1/4"
    		0.265"0.500"0.026" to 0.036"Not Rated180—White5095647A12500000
    1/4"
    		0.265"0.625"0.054" to 0.070"-40180—White5095647A21500000
    1/4"
    		0.265"1.000"0.054" to 0.070"-40180—White1095647A2160000
    1/4"
    		0.281"0.375"0.055" to 0.080"-40180—White2595647A3030000
    1/4"
    		0.281"0.734"0.055" to 0.080"-40180ASME B18.21.1White1095647A3040000
    1/4"
    		0.313"0.750"0.051" to 0.080"-40180—White1095647A3120000
    5/16"
    		0.328"0.562"0.026" to 0.036"Not Rated180—White2595647A1290000
    5/16"
    		0.344"0.625"0.045" to 0.085"-40180ASME B18.21.1White1095647A3050000
    5/16"
    		0.344"0.688"0.045" to 0.085"-40180—White1095647A3060000
    3/8"
    		0.390"0.625"0.026" to 0.036"Not Rated180—White2595647A1330000
    3/8"
    		0.406"0.734"0.043" to 0.083"-40180ASME B18.21.1White1095647A3070000
    3/8"
    		0.406"0.812"0.054" to 0.070"-40180—White1095647A2170000
    3/8"
    		0.406"1.000"0.054" to 0.070"-40180—White1095647A2180000
    3/8"
    		0.406"1.250"0.054" to 0.070"-40180—White1095647A2190000
    7/16"
    		0.469"0.922"0.051" to 0.080"Not Rated180ASME B18.21.1White5095647A13500000
    1/2"
    		0.515"0.885"0.051" to 0.080"Not Rated180—White1095647A1370000
    1/2"
    		0.531"1.000"0.054" to 0.070"-40180—White1095647A2210000
    1/2"
    		0.542"1.062"0.085" to 0.115"-40180—White595647A3080000
    1/2"
    		0.562"1.250"0.054" to 0.070"-40180—White1095647A2220000
    1/2"
    		0.562"1.750"0.054" to 0.070"-40180—White1095647A2230000
    9/16"
    		0.594"1.156"0.074" to 0.121"Not Rated180ASME B18.21.1White1095647A1380000
    5/8"
    		0.640"1.062"0.051" to 0.080"Not Rated180—White1095647A1410000
    5/8"
    		0.656"1.312"0.054" to 0.070"-40180—White1095647A2240000
    5/8"
    		0.656"1.750"0.054" to 0.070"-40180—White1095647A2250000
    3/4"
    		0.765"1.312"0.051" to 0.080"Not Rated180—White1095647A1450000
    3/4"
    		0.812"1.375"0.054" to 0.070"-40180—White1095647A2260000
    3/4"
    		0.812"1.500"0.054" to 0.070"-40180—White1095647A2270000
    3/4"
    		0.812"2.000"0.054" to 0.070"-40180—White595647A2280000
    7/8"
    		0.890"1.500"0.054" to 0.070"-40180—White1095647A2290000
    7/8"
    		0.890"2.000"0.054" to 0.070"-40180—White595647A2310000
    7/8"
    		0.938"1.750"0.108" to 0.160"Not Rated180ASME B18.21.1White1095647A1440000
    1"
    		1.025"1.750"0.051" to 0.080"Not Rated180—White1095647A1490000
    1"
    		1.062"1.370"0.090" to 0.112"-40180—White195647A3090000
    1"
    		1.062"2.000"0.054" to 0.070"-40180—White595647A2320000
    1"
    		1.062"2.500"0.054" to 0.070"-40180—White595647A2330000
    1 1/8"
    		1.140"2.000"0.054" to 0.070"-40180—White595647A2340000
    1 1/8"
    		1.140"2.500"0.054" to 0.070"-40180—White595647A2350000
    1 1/4"
    		1.328"2.000"0.054" to 0.070"-40180—White595647A2360000
    1 1/4"
    		1.328"2.500"0.054" to 0.070"-40180—White595647A2370000
    M1.2
    		1.3 mm3.8 mm0.2 mm to 0.4 mmNot Rated180—White1095647A16600000
    M1.4
    		1.5 mm3.8 mm0.2 mm to 0.4 mmNot Rated180—White1095647A16700000
    M1.6
    		1.7 mm4.0 mm0.2 mm to 0.4 mmNot Rated180—White1095647A16800000
    M2
    		2.2 mm5.0 mm0.7 mm to 0.9 mmNot Rated180—White1095647A15100000
    M2.5
    		2.7 mm5.0 mm0.4 mm to 0.6 mmNot Rated180—White1095647A16900000
    M3
    		3.2 mm8.0 mm0.7 mm to 0.9 mmNot Rated180—White1095647A15200000
    M3.5
    		3.7 mm8.0 mm0.4 mm to 0.6 mmNot Rated180—White1095647A17000000
    M4
    		4.3 mm9.0 mm0.7 mm to 0.9 mmNot Rated180—White1095647A15300000
    M5
    		5.3 mm11.0 mm0.8 mm to 1.2 mmNot Rated180—White1095647A15400000
    M6
    		6.4 mm12.0 mm1.4 mm to 1.8 mmNot Rated180—White1095647A15500000
    M7
    		7.4 mm15.0 mm1.4 mm to 1.8 mmNot Rated180—White1095647A1560000
    M8
    		8.4 mm18.0 mm2.1 mm to 2.6 mmNot Rated180—White1095647A15700000
    M10
    		10.5 mm22.0 mm2.1 mm to 2.6 mmNot Rated180—White1095647A15800000
    M12
    		13.1 mm25.0 mm2.1 mm to 2.6 mmNot Rated180—White1095647A15900000
    M14
    		15.1 mm28.0 mm2.1 mm to 2.6 mmNot Rated180—White1095647A16100000
    M16
    		17.1 mm29.7 mm2.7 mm to 3.3 mmNot Rated180—White595647A16200000
    M18
    		19.1 mm33.7 mm2.7 mm to 3.3 mmNot Rated180—White595647A16300000
    M20
    		21.1 mm36.7 mm2.7 mm to 3.3 mmNot Rated180—White595647A16400000
    M30
    		31.0 mm56.0 mm2.2 mm to 2.6 mmNot Rated180—White195647A1720000
    M36
    		37.0 mm66.0 mm2.2 mm to 2.6 mmNot Rated180—White195647A1730000
     
    back to top