DIN 125
DIN 125 – Flat Washer, plain washer standard
Dimension of DIN 125 as below:
 |
| Size | I.D. ( d1 min ) | O.D ( d2 max ) | Thickness (s) |
| M5 | 5.3 | 10 | 1 |
| M6 | 6.4 | 12 | 1.6 |
| M8 | 8.4 | 16 | 1.6 |
| M10 | 10.5 | 20 | 2 |
| M12 | 13 | 24 | 2.5 |
| M14 | 15 | 28 | 2.5 |
| M16 | 17 | 30 | 3 |
| M18 | 19 | 34 | 3 |
| M20 | 21 | 37 | 3 |
| M22 | 23 | 39 | 3 |
| M24 | 25 | 44 | 4 |
| M27 | 28 | 50 | 4 |
| M30 | 31 | 56 | 4 |
| M33 | 34 | 60 | 5 |
| M36 | 37 | 66 | 5 |
| M39 | 40 | 72 | 6 |
| M42 | 43 | 78 | 7 |
| M45 | 46 | 85 | 7 |
| M48 | 50 | 92 | 8 |
| M52 | 54 | 98 | 8 |
| M56 | 58 | 105 | 9 |