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MS21262-22
Military Standard Machine Screw
Description
Fastener Length: 27/64", Thread: 10-32, Head Width: 5/32", Thread Length: 27/64
Specifications
| Fastener Length | 0.422 inches minimum and 0.452 inches maximum |
|---|---|
| Hardness Rating | 36.0 rockwell c minimum and 43.0 rockwell c maximum |
| Head Diameter | 0.303 inches minimum and 0.312 inches maximum |
| Head Height | 0.185 inches minimum and 0.190 inches maximum |
| Head Style | Flat chamfer |
| Internal Drive Style | Hexagon |
| Length | 7/16 |
| Locking Feature | Patch threads or pellet threads or strip threads |
| Material | Steel |
| Material Specification | Qq-s-637 fed spec single material response or 66 fed std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec all treatment responses |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.422 inches minimum and 0.452 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNF |
| Thread Size | 10 |
| Width Across Flats | 0.156 inches minimum and 0.158 inches maximum |
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 MS21262-22. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error