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MS21250-08011
Military Standard Bolt
Description
Fastener Length: 1-29/64", Thread: 1/2-20, Thread Length: 49/64"
Specifications
| Extended Washer Diameter | 0.818 inches minimum and 0.828 inches maximum |
|---|---|
| Extended Washer Thickness | 0.123 |
| Fastener Length | 1.455 |
| Grip Diameter | 0.4985 inches minimum and 0.4995 inches maximum |
| Grip Length | 0.677 inches minimum and 0.697 inches maximum |
| Hardness Rating | 39.0 rockwell c minimum and 43.0 rockwell c maximum |
| Head Height | 0.504 |
| Head Style | Double hexagon extended washer |
| Length | 1 29/64 |
| Material | Steel |
| Material Specification | Mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response or mil-s-8503 mil spec 4th material response |
| Min. Tensile Strength (psi) | 180000 pounds per square inch |
| Surface Finish | 32.0 microinches primary washer32.0 microinches grip |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty2 cl2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | 0.768 |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNJF |
| Thread Size | 1/2 |
| Width Between Flats | 0.562 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21250-08011. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error