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IMPORTANT
We are taking a short holiday.
Closed from 13th Sept. & Re-opening 23rd Sept.
Silicon Bronze
Cup washers are used in conjunction with raised and countersunk head screws to provide a neat finish.
Silicon bronze provides extreme corrosion resistance, even in salt water environments.
| Washer Sizes | Inner Diameter (ID) | Outer Diameter (OD) | Washer Thickness |
| #4 | 0.159" | 0.379" | 0.082" |
| #6 | 0.176" | 0.434" | 0.087" |
| #8 | 0.205" | 0.538" | 0.104" |
| #10 | 0.251" | 0.603" | 0.102" |
| #12 | 0.306" | 0.682" | 0.134" |
| #14 (1/4") | 0.316" | 0.791" | 0.157" |