Unified Hexagon Thick Ordinary Nuts
BS 1768 - 1963 精制美制六角厚螺母
See all versions and complete specifications: Unified Hexagon Thick Ordinary Nuts — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| 1/2 | 1.5000 | 1.463 | 1.015 | 1.4880 | 1.732 | 1.473 | 0.985 |
| 1/4 | 0.5000 | 0.473 | 0.333 | 0.4930 | 0.577 | 0.483 | 0.323 |
| 3/8 | 0.8750 | 0.845 | 0.614 | 0.8670 | 1.010 | 0.855 | 0.604 |
| 5/8 | 2.2500 | 2.172 | 1.530 | 2.2050 | 2.598 | 2.188 | 1.470 |
| 5/16 | 0.6875 | 0.658 | 0.458 | 0.6795 | 0.794 | 0.668 | 0.448 |
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| 7/16 | 1.1250 | 1.090 | 0.822 | 1.1150 | 1.300 | 1.100 | 0.802 |
| (9/16) | 1.8750 | 1.797 | 1.275 | 1.8300 | 2.165 | 1.813 | 1.225 |
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