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MS27576-8-65
Military Standard Bolt
Description
Fastener Length: 4-23/32", Thread: 1/2-20, Thread Length: 17/32"
Specifications
| Distance From Head Largest Bearing Surface To Shank Hole Center | 4.458 inches minimum first hole and 4.618 inches maximum first hole |
|---|---|
| Fastener Length | 4.708 inches minimum and 4.728 inches maximum |
| Grip Diameter | 0.4982 inches minimum and 0.4991 inches maximum |
| Grip Length | 4.062 inches minimum and 4.078 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 41.0 rockwell c maximum |
| Head Height | 0.251 inches minimum and 0.266 inches maximum |
| Head Style | Dished hexagon |
| Length | 4 23/32 |
| Shank Unthreaded Hole Diameter | 0.106 inches minimum first hole and 0.116 inches maximum first hole |
| Special Features | W/retaining element on shank |
| Surface Finish | 63.0 microinches bearing surface of head, 63.0 microinches grip |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 2 fed spec all treatment responses |
| Thread Class | 3a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | 0.401 inches minimum and 0.546 inches maximum |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNJF |
| Thread Size | 1/2 |
| Width Between Flats | 0.741 inches minimum and 0.752 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS27576-8-65. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error