BS 3410 Table 10 Washers
Dimensions for Round Washers with Square Holes to BS 3410
| Nominal size of Bolts |
Diameter of hole A Tolerance + 1/32 in |
Outside diameter B |
Thickness C Tolerance + 1 gauge |
|
|---|---|---|---|---|
| inch. | S.W.G. | inch. | ||
| 3/8 | 7/16 | 1 1/4 | 11 | 0.116 |
| 1/2 | 9/16 | 1 1/2 | 10 | 0.128 |
| 5/8 | 11/16 | 2 | 9 | 0.144 |
| 3/4 | 13/16 | 2 1/4 | 8 | 0.160 |
| 7/8 | 15/16 | 2 5/8 | 5 | 0.212 |
| 1 | 1 1/16 | 3 | 5 | 0.212 |