| LEGENDS | ||
| d1 | Inner diameter | |
| dc | Outer diameter | |
| h | Washer thickness |
| DETAILS | ||
| Material Grade | C45(EN8D) | |
| Hardness | HRC 30-35 | |
| Notes | - |
HIGH STRENGTH WASHERS
| Nominal Size and Thread Diameter d | d1 Max | d1 Min | dc Max | dc Min | h Max | h Min |
| M12 | 13.8 | 13.4 | 30 | 29 | 2.8 | 2.4 |
| M16 | 17.8 | 17.4 | 37 | 36 | 3.4 | 3 |
| M20 | 21.5 | 21.1 | 43 | 42 | 3.6 | 3.3 |
| M22 | 23.4 | 23 | 50 | 48.5 | 4.2 | 3.8 |
| M24 | 26.4 | 26 | 56 | 54.5 | 4.5 | 4.1 |
| M27 | 29.4 | 29 | 60 | 58.5 | 4.5 | 4.1 |
| M30 | 32.8 | 32.4 | 66 | 64 | 4.6 | 4.2 |
| M36 | 38.8 | 38.4 | 85 | 83.5 | 5.6 | 4.2 |