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Steel
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Low-Friction Cadmium-Plated Steel—The plating reduces friction between the washer, fastener, and mounting surface to prevent sticking when fastening and loosening. It also creates a barrier against rust that's comparable to zinc yellow-chromate plating.
For Screw Size | ID | OD | Thk. | Mil. Spec. | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|---|---|
Low-Friction Cadmium-Plated Steel | |||||||||
| No. 10 | 0.203" | 0.875" | 0.053" to 0.073" | AN970-3, NASM970 | 100 | 95229A910 | 000000 | ||
| 1/4" | 0.265" | 1.125" | 0.053" to 0.073" | AN970-4, NASM970 | 50 | 95229A920 | 00000 | ||
| 5/16" | 0.328" | 1.375" | 0.053" to 0.073" | AN970-5, NASM970 | 50 | 95229A930 | 00000 | ||
| 3/8" | 0.390" | 1.625" | 0.053" to 0.073" | AN970-6, NASM970 | 25 | 95229A940 | 00000 | ||
| 7/16" | 0.453" | 1.812" | 0.099" to 0.119" | AN970-7, NASM970 | 10 | 95229A530 | 00000 | ||
| 1/2" | 0.515" | 2.000" | 0.099" to 0.119" | AN970-8, NASM970 | 10 | 95229A960 | 00000 | ||
| 9/16" | 0.578" | 2.188" | 0.115" to 0.135" | AN970-9, NASM970 | 5 | 95229A970 | 0000 | ||
| 5/8" | 0.640" | 2.375" | 0.115" to 0.135" | AN970-10, NASM970 | 5 | 95229A560 | 00000 | ||
