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MS9501-11
Military Standard Bolt
Description
Fastener Length: 13/16", Hole Diameter: 1/16", Thread: 1/4-28, Thread Length: 47/64"
Specifications
| Fastener Length | 0.802 inches minimum and 0.822 inches maximum |
|---|---|
| Features Provided | Finished head |
| Grip Length | 0.079 inches minimum and 0.099 inches maximum |
| Head Height | 0.167 inches minimum and 0.183 inches maximum |
| Head Style | Hexagon Head |
| Hole Configuration Style | Hexagon flats |
| Hole Diameter | 0.060 inches minimum and 0.070 inches maximum |
| Hole Quantity | 1 |
| Hole Type | Drilled |
| Length | 13/16 |
| Material | Iron |
| Material Specification | Ams 5731 assn std single material response |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.703 inches minimum and 0.743 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.430 inches minimum and 0.439 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS9490-11 MS 1/4-28 · 13/16 in · Hexagon Head · Iron
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Catalog data updated 2026-07-05. Report a data error