ISO 8676 dimensions — Hexagon head screws with fine pitch thread
- Edition
- current edition ISO 8676:2022
- Equivalent
- ISO 8765
- Differs
- from ISO 8765: across corners at M18, M20, M22 and M24Full comparison →
| Size | PThread pitch | sWidth across flats | kHead height | eWidth across corners |
|---|---|---|---|---|
| max | nom. | min | ||
| M8 | 1 | 13 | 5.3 | 14.38 |
| M10 | 1.25 | 16 | 6.4 | 17.77 |
| M12 | 1.5 | 18 | 7.5 | 20.03 |
| M14 | 1.5 | 21 | 8.8 | 23.36 |
| M16 | 1.5 | 24 | 10 | 26.75 |
| M18 | 2 | 27 | 11.5 | 29.56 |
| M20 | 2 | 30 | 12.5 | 32.95 |
| M22 | 2 | 34 | 14 | 37.29 |
| M24 | 2 | 36 | 15 | 39.55 |
| M27 | 2 | 41 | 17 | 45.2 |
| M30 | 2 | 46 | 18.7 | 50.85 |
| M33 | 2 | 50 | 21 | 55.37 |
| M36 | 3 | 55 | 22.5 | 60.79 |
| M39 | 3 | 60 | 25 | 66.44 |
| M42 | 3 | 65 | 26 | 71.3 |
| M45 | 3 | 70 | 28 | 76.95 |
| M48 | 3 | 75 | 30 | 82.6 |
| M52 | 3 | 80 | 33 | 88.25 |
| M56 | 4 | 85 | 35 | 93.56 |
| M60 | 4 | 90 | 38 | 99.21 |
| M64 | 4 | 95 | 40 | 104.86 |
Current edition: ISO 8676:2022.