Material Material |
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Finish Finish |
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System of Measurement System of Measurement |
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Washer Type Washer Type |
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![]() | Flat |
Hardness Hardness |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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About Washers
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Washers for Blind Rivets

Also known as backup washers, these are for use with blind rivets for extra support when fastening into soft material.
18-8 stainless steel washers have good chemical resistance and may be mildly magnetic.
Zinc-plated steel washers are corrosion resistant in wet environments.
Aluminum washers are lightweight and corrosion resistant in wet environments.
For technical drawings and 3-D models, click on a part number.
For Rivet Dia. | ID | OD | Thick. | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||
---|---|---|---|---|---|---|
3/32" | 0.098" | 0.312" | 0.058"-0.068" | 50 | 000000000 | 000000 |
1/8" | 0.134" | 0.375" | 0.057"-0.067" | 100 | 000000000 | 0000 |
5/32" | 0.161" | 0.438" | 0.058"-0.068" | 50 | 000000000 | 00000 |
3/16" | 0.192" | 0.375" | 0.058"-0.068" | 50 | 000000000 | 00000 |
3/16" | 0.197" | 0.500" | 0.057"-0.067" | 100 | 000000000 | 0000 |
1/4" | 0.256" | 0.500" | 0.058"-0.068" | 50 | 000000000 | 00000 |
Zinc-Plated Steel | ||||||
3/32" | 0.098" | 0.312" | 0.058"-0.068" | 100 | 000000000 | 00000 |
1/8" | 0.134" | 0.375" | 0.057"-0.067" | 500 | 000000000 | 00000 |
5/32" | 0.165" | 0.438" | 0.057"-0.067" | 250 | 000000000 | 0000 |
3/16" | 0.192" | 0.375" | 0.055"-0.065" | 250 | 000000000 | 00000 |
3/16" | 0.197" | 0.500" | 0.057"-0.067" | 250 | 000000000 | 0000 |
1/4" | 0.256" | 0.500" | 0.056"-0.062" | 250 | 000000000 | 00000 |
Aluminum | ||||||
3/32" | 0.098" | 0.312" | 0.058"-0.068" | 100 | 000000000 | 00000 |
1/8" | 0.134" | 0.375" | 0.057"-0.067" | 500 | 000000000 | 00000 |
5/32" | 0.165" | 0.438" | 0.057"-0.067" | 250 | 000000000 | 00000 |
3/16" | 0.192" | 0.375" | 0.055"-0.065" | 250 | 000000000 | 00000 |
3/16" | 0.197" | 0.500" | 0.057"-0.067" | 250 | 000000000 | 00000 |
1/4" | 0.256" | 0.500" | 0.056"-0.062" | 100 | 000000000 | 0000 |