The Parts and Units of Jigs and Fixtures-hexagon Head Holddown Screw
GB /T 2161 - 1991 机床夹具零件及部件 六角头压紧螺钉
See all versions and complete specifications: The Parts and Units of Jigs and Fixtures-hexagon Head Holddown Screw — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M8 | 14.2 | 3.2 | 2.5 | 12.76 | 7 | 13.5 | 12 | 6 | 10 | 13 | M10 |
| M10 | 23.35 | 6.3 | 3.4 | 20.72 | 12 | 21 | 18 | 8 | 15 | 21 | M16 |
| M12 | 37.29 | 8.5 | 5 | 33.66 | 18 | 31 | 30 | 12 | 20 | 34 | M24 |
| M16 | 57.7 | 8.5 | 5 | 49.66 | 18 |
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| 47.5 |
| 40 |
| 12 |
| 20 |
| 50 |
| M24 |
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