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About Washers
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Mil. Spec. Washers
Choose these washers for their adherence to strict military standards for material and construction.
Copper and brass washers are corrosion resistant in wet environments, nonmagnetic, and electrically conductive. Tin-plated brass washers have a decorative finish that protects the brass and prevents oxidation.
For technical drawings and 3-D models, click on a part number.
| For Screw Size | ID | OD | Thick. | Hardness | Specifications Met | Pkg. Qty. | Pkg. | |
Tin-Plated Brass | ||||||||
|---|---|---|---|---|---|---|---|---|
AN961 | ||||||||
| No. 4 | 0.125" | 0.312" | 0.022"-0.042" | Rockwell B60 | AN961-4T | 50 | 000000000 | 00000 |
| No. 6 | 0.149" | 0.375" | 0.022"-0.042" | Rockwell B60 | AN961-6T | 50 | 000000000 | 0000 |
| No. 8 | 0.174" | 0.375" | 0.022"-0.042" | Rockwell B60 | AN961-8T | 50 | 000000000 | 00000 |
| No. 10 | 0.203" | 0.438" | 0.022"-0.042" | Rockwell B60 | AN961-10T | 50 | 000000000 | 0000 |
| 1/4" | 0.265" | 0.500" | 0.054"-0.074" | Rockwell B60 | AN961-416T | 25 | 000000000 | 0000 |
| 5/16" | 0.328" | 0.562" | 0.054"-0.074" | Rockwell B60 | AN961-516T | 25 | 000000000 | 0000 |
| 3/8" | 0.390" | 0.625" | 0.054"-0.074" | Rockwell B60 | AN961-616T | 25 | 000000000 | 00000 |
| 1/2" | 0.515" | 0.875" | 0.054"-0.074" | Rockwell B60 | AN961-816T | 10 | 000000000 | 0000 |
| 5/8" | 0.640" | 1.188" | 0.054"-0.074" | Rockwell B60 | AN961-1016T | 10 | 000000000 | 00000 |