bolts › machine bolts
ST3M735-4-18
Bolt
Description
Fastener Length: 1-9/16", Thread: 1/4-28, Thread Length: 5/16"
Specifications
| Fastener Length | 1.550 inches minimum and 1.570 inches maximum |
|---|---|
| Grip Diameter | 0.2483 inches minimum and 0.2492 inches maximum |
| Grip Length | 1.132 |
| Head Height | 0.126 inches minimum and 0.141 inches maximum |
| Head Style | Hexagon Head |
| Length | 1 9/16 |
| Material | CRES |
| Material Specification | Ms 5643 assn std single material response locking feature |
| Surface Treatment | Cadmium, Passivate locking feature |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response locking feature, Qq-p-416, type ii, class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.308 inches minimum and 0.323 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.422 inches minimum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for ST3M735-4-18. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error