DIN 933 dimensions — Hex Head Screw, Fully Threaded
- Edition
- 1987-09 edition, withdrawn, replaced by ISO 4017
- Differs
- from ISO 4017: wrench size at M10, M12, M14 and M22Full comparison →
| Size | PThread pitch | sWidth across flats | kHead height | eWidth across corners | dwBearing diameter | daUnderhead diameter | aThread runout | cWasher height | k'Wrenching height | rRadius | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | nom. | min | max | min | min | max | max | min | max | min | min | ||
| M1.6 | 0.35 | 3.02 | 3.2 | 1.1 | 0.98 | 1.22 | 3.41 | 2.4 | 2 | 1.05 | 0.1 | 0.25 | 0.7 | 0.1 |
| M2 | 0.4 | 3.82 | 4 | 1.4 | 1.28 | 1.52 | 4.32 | 3.2 | 2.6 | 1.2 | 0.1 | 0.25 | 0.9 | 0.1 |
| M2.5 | 0.45 | 4.82 | 5 | 1.7 | 1.58 | 1.82 | 5.45 | 4.1 | 3.1 | 1.35 | 0.1 | 0.25 | 1.1 | 0.1 |
| M3 | 0.5 | 5.32 | 5.5 | 2 | 1.88 | 2.12 | 6.01 | 4.6 | 3.6 | 1.5 | 0.15 | 0.4 | 1.3 | 0.1 |
| M3.5 | 0.6 | 5.82 | 6 | 2.4 | 2.28 | 2.52 | 6.58 | 5.1 | 4.1 | 1.8 | 0.15 | 0.4 | 1.6 | 0.1 |
| M4 | 0.7 | 6.78 | 7 | 2.8 | 2.68 | 2.92 | 7.66 | 5.9 | 4.7 | 2.1 | 0.15 | 0.4 | 1.9 | 0.2 |
| M5 | 0.8 | 7.78 | 8 | 3.5 | 3.35 | 3.65 | 8.79 | 6.9 | 5.7 | 2.4 | 0.15 | 0.5 | 2.28 | 0.2 |
| M6 | 1 | 9.78 | 10 | 4 | 3.85 | 4.15 | 11.05 | 8.9 | 6.8 | 3 | 0.15 | 0.5 | 2.63 | 0.25 |
| M7 | 1 | 10.73 | 11 | 4.8 | 4.65 | 4.95 | 12.12 | 9.6 | 7.8 | 3 | 0.15 | 0.5 | 3.19 | 0.25 |
| M8 | 1.25 | 12.73 | 13 | 5.3 | 5.15 | 5.45 | 14.38 | 11.6 | 9.2 | 3.75 | 0.15 | 0.6 | 3.54 | 0.4 |
| M10 | 1.5 | 16.73 | 17 | 6.4 | 6.22 | 6.56 | 18.9 | 15.6 | 11.2 | 4.5 | 0.15 | 0.6 | 4.28 | 0.4 |
| M12 | 1.75 | 18.67 | 19 | 7.5 | 7.32 | 7.68 | 21.1 | 17.4 | 13.7 | 5.25 | 0.15 | 0.6 | 5.05 | 0.6 |
| M14 | 2 | 21.67 | 22 | 8.8 | 8.62 | 8.98 | 24.49 | 20.5 | 15.7 | 6 | 0.15 | 0.6 | 5.96 | 0.6 |
| M16 | 2 | 23.67 | 24 | 10 | 9.82 | 10.18 | 26.75 | 22.5 | 17.7 | 6 | 0.2 | 0.8 | 6.8 | 0.6 |
| M18 | 2.5 | 26.67 | 27 | 11.5 | 11.28 | 11.72 | 30.14 | 25.3 | 20.2 | 7.5 | 0.2 | 0.8 | 7.8 | 0.6 |
| M20 | 2.5 | 29.67 | 30 | 12.5 | 12.28 | 12.72 | 33.53 | 28.2 | 22.4 | 7.5 | 0.2 | 0.8 | 8.5 | 0.8 |
| M22 | 2.5 | 31.61 | 32 | 14 | 13.78 | 14.22 | 35.72 | 30 | 24.4 | 7.5 | 0.2 | 0.8 | 9.6 | 0.8 |
| M24 | 3 | 35.38 | 36 | 15 | 14.78 | 15.22 | 39.98 | 33.6 | 26.4 | 9 | 0.2 | 0.8 | 10.3 | 0.8 |
| M27 | 3 | 40 | 41 | 17 | 16.65 | 17.35 | 45.2 | 38 | 30.4 | 9 | 0.2 | 0.8 | 11.7 | 1 |
| M30 | 3.5 | 45 | 46 | 18.7 | 18.28 | 19.12 | 50.85 | 42.7 | 33.4 | 10.5 | 0.2 | 0.8 | 12.8 | 1 |
| M33 | 3.5 | 49 | 50 | 21 | 20.58 | 21.42 | 55.37 | 46.5 | 36.4 | 10.5 | 0.2 | 0.8 | 14.4 | 1 |
| M36 | 4 | 53.8 | 55 | 22.5 | 22.08 | 22.92 | 60.79 | 51.1 | 39.4 | 12 | 0.2 | 0.8 | 15.5 | 1 |
| M39 | 4 | 58.8 | 60 | 25 | 24.58 | 25.42 | 66.44 | 55.9 | 42.4 | 12 | 0.3 | 1 | 17.2 | 1 |
| M42 | 4.5 | 63.1 | 65 | 26 | 25.58 | 26.42 | 71.3 | 59.9 | 45.6 | 13.5 | 0.3 | 1 | 17.9 | 1.2 |
| M45 | 4.5 | 68.1 | 70 | 28 | 27.58 | 28.42 | 76.95 | 64.7 | 48.6 | 13.5 | 0.3 | 1 | 19.3 | 1.2 |
| M48 | 5 | 73.1 | 75 | 30 | 29.58 | 30.42 | 82.6 | 69.4 | 52.6 | 15 | 0.3 | 1 | 20.9 | 1.6 |
| M52 | 5 | 78.1 | 80 | 33 | 32.5 | 33.5 | 88.25 | 74.2 | 56.6 | 15 | 0.3 | 1 | 22.8 | 1.6 |
Dimensions from DIN 933:1987-09. The standard is withdrawn; we still make parts to it.