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MS9091-12
Military Standard Bolt
Description
Fastener Length: 1-1/8", Hole Diameter: 5/64", Thread: 3/8-24, Thread Length: 1-1/64"
Specifications
| Extended Washer Diameter | 0.562 |
|---|---|
| Extended Washer Thickness | 0.090 inches minimum and 0.100 inches maximum |
| Fastener Length | 1.125 |
| Features Provided | Finished head |
| Grip Length | 0.062 inches minimum and 0.125 inches maximum |
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
| Head Height | 0.422 |
| Head Style | Double hexagon w/hole |
| Hole Configuration Style | Hexagon longitudinal hole |
| Hole Diameter | 0.070 |
| Hole Quantity | 4 |
| Hole Type | Drilled |
| Length | 1 1/8 |
| Material | Steel |
| Material Specification | Ams 6322 assn std single material response |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Surface Finish | 32.0 microinches threads, 63.0 microinches bearing surface of head, 63.0 microinches grip |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Ams 2400 assn std single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | 1.000 inches minimum and 1.062 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNF |
| Thread Size | 3/8 |
| Width Between Flats | 0.430 inches minimum and 0.439 inches maximum |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error