System of Measurement System of Measurement |
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Thickness Thickness |
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Material Material |
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Finish Finish |
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Washer Type Washer Type |
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 | Slotted |
Hardness Hardness |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement)  |
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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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About Washers
More
Easy-Install Slotted Washers
Stainless Steel and Zinc-Plated Steel
Black-Oxide Steel
A slot in the side allows you to install and remove these washers without completely disassembling your joint.
18-8 stainless steel washers have good chemical resistance and may be mildly magnetic.
Black-oxide steel washers are mildly corrosion resistant in dry environments.
Zinc-plated steel washers are corrosion resistant in wet environments.
For technical drawings and 3-D models, click on a part number.
18-8 Stainless Steel
Black-Oxide Steel
Slot | |||||||
|---|---|---|---|---|---|---|---|
| For Screw Size | OD | Wd. | Dp. | Thick. | Hardness | Each | |
| No. 10, No. 12, No. 14, 1/4" | 0.750" | 9/32" | 1/2" | 0.240"-0.260" | Rockwell 15N80 | 000000000 | 00000 |
| No. 10, No. 12, No. 14, 1/4" | 1.000" | 9/32" | 5/8" | 0.240"-0.260" | Rockwell 15N80 | 000000000 | 0000 |
| 5/16" | 1.250" | 11/32" | 3/4" | 0.303"-0.323" | Rockwell 15N80 | 000000000 | 0000 |
| 5/16", 3/8" | 1.250" | 13/32" | 3/4" | 0.365"-0.385" | Rockwell 15N80 | 000000000 | 0000 |
| 5/16", 3/8" | 1.500" | 13/32" | 7/8" | 0.365"-0.385" | Rockwell 15N80 | 000000000 | 0000 |
| 7/16", 1/2" | 1.875" | 17/32" | 7/8" | 0.365"-0.385" | Rockwell 15N80 | 000000000 | 0000 |
| 7/16", 1/2" | 2.000" | 17/32" | 1 3/16" | 0.359"-0.391" | Rockwell C55 | 000000000 | 0000 |
| 5/8" | 2.125" | 21/32" | 1 3/8" | 0.365"-0.385" | Rockwell 15N80 | 000000000 | 00000 |
| 3/4" | 2.500" | 25/32" | 1 5/8" | 0.428"-0.448" | Rockwell 15N80 | 000000000 | 00000 |
Zinc-Plated Steel
Slot | ||||||||
|---|---|---|---|---|---|---|---|---|
| For Screw Size | OD | Wd. | Dp. | Thick. | Hardness | Pkg. Qty. | Pkg. | |
| No. 10, No. 12, No. 14, 1/4" | 1.500" | 9/32" | 3/4" | 0.031"-0.062" | Not Rated | 25 | 000000000 | 00000 |