Hexagon Foundation Nuts
JIS B 1220 - 2015 地脚用六角螺母
See all versions and complete specifications: Hexagon Foundation Nuts — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| M16 | 2.5 | 14.1 | 27 | / | 15 | 31.2 | 15.9 | 26.2 |
| M18 | 2.5 | 17.1 | 32 | / | 18 | 37 | 18.9 | 31 |
| M20 | 3 | 21 | 41 | 2 | 22 | 47.3 | 23 | 40 |
| M22 | 3.5 | 25 | 50 | 2 | 26 | 57.7 | 27 | 49 |
| M24 | 4 | 29.8 | 60 | 3 |
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| 31 |
| 69.3 |
| 32.2 |
| 58.8 |
| M27 | 4.5 | 34.8 | 70 | 4 | 36 | 80.8 | 37.2 | 68.8 |
| M30 | 5 | 36.8 | 75 | 4 | 38 | 86.5 | 39.2 | 73.8 |
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