Precision Hexagon Head Screws - Washer Faced - B.S.W. & B.S.F. Threads
BS 1083 - 1965 精制六角头螺钉, 垫圈面, 全牙 - B.S.W. & B.S.F.英制螺纹
See all versions and complete specifications: Precision Hexagon Head Screws - Washer Faced - B.S.W. & B.S.F. Threads — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/4 | 18 | 0.015 | 0.025 | 0.61 | 0.508 | 22 | 0.525 | 0.218 | 0.208 | 0.518 | 0.498 |
| 3/8 | 12 | 0.02 | 0.045 | 1.06 | 0.900 | 16 | 0.920 | 0.375 | 0.365 | 0.912 | 0.890 |
| 5/16 | 14 | 0.015 | 0.025 | 0.82 | 0.690 | 18 | 0.710 | 0.302 | 0.292 | 0.702 | 0.680 |
| 7/16 | 10 | 0.02 | 0.045 | 1.39 | 1.175 |
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| 12 |
| 1.200 |
| 0.500 |
| 0.480 |
| 1.190 |
| 1.165 |
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