BSEN - 14399 - 6 Chamffered Washer (H Mark)
| Washer Dimensions in mm | |||||||||
| Nominal size d | M12 | M16 | M20 | M22 | M24 | M27 | M30 | M36 | |
| d1 | min | 13 | 17 | 21 | 23 | 25 | 28 | 31 | 37 |
| d1 | max | 13.27 | 17.27 | 21.33 | 23.33 | 25.33 | 28.52 | 31.62 | 37.62 |
| d2 | min | 23.48 | 29.48 | 36.38 | 38.38 | 43.38 | 49 | 54.80 | 64.80 |
| d2 | max | 24 | 30 | 37 | 39 | 44 | 50 | 56 | 66 |
| h | nom | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 6 |
| h | min | 2.7 | 3.7 | 3.7 | 3.7 | 3.7 | 4.4 | 4.4 | 5.4 |
| h | max | 3.3 | 4.3 | 4.3 | 4.3 | 4.3 | 5.6 | 5.6 | 6.6 |
| e | nom=min | 0.5 | 0.75 | 0.75 | 0.75 | 0.75 | 1 | 1 | 1.25 |
| e | max | 1.0 | 1.50 | 1.50 | 1.50 | 1.50 | 2 | 2 | 2.50 |
| c | min | 1.6 | 1.6 | 2.0 | 2.0 | 2.0 | 2.5 | 2.5 | 2.5 |
| c | max | 1.9 | 1.9 | 2.5 | 2.5 | 2.5 | 3.0 | 3.0 | 3.0 |
| for hot dip galvanized washers the above dimensions apply prior to galvanizing | |||||||||
| Nominal thread diameter of associated bolts | |||||||||