DIN 434
DIN 434 – Square Taper Washer
Dimension of DIN 434 standard as below:
 |
| Size | d1 ( I.D.) | a | b | S | |||||||
| Min | Max | Basic | Max | Min | Basic | Max | Min | Basic | Max | Min | |
| M8 | 9 | 9.36 | 22 | 20 | 24 | 22 | 21.35 | 22.65 | 3.8 | 3.2 | 4.4 |
| M10 | 11 | 11.43 | 22 | 20 | 24 | 22 | 21.35 | 22.65 | 3.8 | 3.2 | 4.4 |
| M12 | 13.5 | 13.93 | 26 | 24 | 28 | 30 | 29.35 | 30.8 | 4.9 | 3.9 | 5.9 |
| M16 | 17.5 | 17.93 | 32 | 29.5 | 34.5 | 36 | 35.2 | 36.8 | 5.9 | 4.9 | 6.9 |
| M20 | 22 | 22.52 | 40 | 37.5 | 42.5 | 44 | 43.2 | 44.8 | 7 | 6 | 8 |
| M22 | 24 | 24.52 | 44 | 41.5 | 46.5 | 50 | 49.2 | 50.8 | 8 | 7 | 9 |
| M24 | 26 | 26.52 | 56 | 53 | 59 | 56 | 55.05 | 56.95 | 8.5 | 7.3 | 9.7 |
| M27 | 30 | 30.52 | 56 | 53 | 59 | 56 | 55.05 | 56.95 | 8.5 | 7.3 | 9.7 |