bolts › machine bolts
MS9559-04
Military Standard Machine Bolt
Description
Fastener Length: 5/8", Thread: 3/8-24, Thread Length: 17/32", hex head
Specifications
| Extended Washer Diameter | 0.562 |
|---|---|
| Extended Washer Thickness | 0.090 |
| Fastener Length | 0.625 |
| Grip Diameter | Between 0.343 inches and 0.353 inches |
| Grip Length | Between 0.088 inches and 0.108 inches |
| Head Height | 0.388 |
| Head Style | Double hexagon extended washer |
| Length | 5/8 |
| Material | Iron |
| Material Specification | Ams5731 assn standard single material response |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.517 inches and 0.537 inches |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 3/8 |
| Width Between Flats | 0.491 |
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 MS9559-04. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error