Domed hex cap nuts (Acorn nuts), DIN 1587
| d1 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | M27 | M30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| e min | 6.08 | 7.66 | 8.79 | 11.05 | 14.38 | 18.9 | 21.1 | 24.49 | 26.75 | 30.14 | 33.53 | 35.72 | 39.98 | 45.2 | 50.85 |
| h | 6 | 8 | 10 | 12 | 15 | 18 | 22 | 25 | 28 | 32 | 34 | 39 | 42 | 47 | 52 |
| s | 5.5 | 7 | 8 | 10 | 13 | 17 | 19 | 22 | 24 | 27 | 30 | 32 | 36 | 41 | 46 |
| t | 3.8 | 5.5 | 7.5 | 8 | 11 | 13 | 16 | 18 | 21 | 25 | 26 | 29 | 31 | 35 | 39 |
| b | 2.8 | 4.1 | 5.4 | 6 | 8.5 | 10 | 11.7 | 13 | 16 | 18.7 | 19.7 | 22.7 | 23.5 | - | - |
