bolts › machine bolts
MS9559-12
Military Standard Bolt
Description
Fastener Length: 1-1/8", Thread: 3/8-24, Thread Length: 1-1/64"
Specifications
| Extended Washer Diameter | 0.562 |
|---|---|
| Extended Washer Thickness | 0.090 inches minimum |
| Fastener Length | 1.125 |
| Head Height | 0.388 |
| Head Style | Double hexagon w/hole |
| Length | 1 1/8 |
| Material | Iron |
| Material Specification | Ams 5731 assn std single material response |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | 1.018 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 3/8 |
| Width Between Flats | 0.438 |
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 MS9559-12. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error