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| Thread | a (max) | h (max) | t (min) | j | LT |
| 1/4 | 0.375 | 0.250 | 0.120 | 3/16 | 1.00-1.50 |
| 5/16 | 0.469 | 0.312 | 0.151 | 1/4 | 1.12-1.71 |
Stainless Steel UNC Socket Cap Screws
(304) A2-70 Stainless steel
The threaded Part of the bolt is calculated by:
(2 x bolt diameter mm) + 12mm
Smaller lengths are fully threaded.
| Updated: 4th April 2026
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