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MS21090-351
Military Standard Machine Screw
Description
Fastener Length: 1/2", Thread: 10-32, Thread Length: 7/16"
Specifications
| Fastener Length | 0.469 inches minimum and 0.500 inches maximum |
|---|---|
| Head Diameter | 0.357 inches minimum and 0.373 inches maximum |
| Head Height | 0.122 inches minimum and 0.133 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/2 |
| Locking Feature | Patch threads or pellet threads or strip threads |
| Material | Steel |
| Material Specification | Astm a576 assn std single material response or astm a108 assn std single material response or qq-s-637 fed spec single material response |
| Min. Tensile Strength (psi) | 60000 pounds per square inch |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,type 2,class 3 fed spec single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.407 inches minimum and 0.438 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNF |
| Thread Size | 10 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21090-351. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error