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MS21090-0623
Military Standard Screw
Description
Fastener Length: 7/16", Thread: 6-32, Thread Length: 7/16"
Specifications
| Fastener Length | 0.407 inches minimum and 0.438 inches maximum |
|---|---|
| Head Diameter | 0.256 inches minimum and 0.270 inches maximum |
| Head Height | 0.087 inches minimum and 0.097 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 7/16 |
| Locking Feature | Pellet threads or strip threads |
| Material | Steel |
| Material Specification | Qq-s-634 fed spec single material response or qq-s-637 fed spec single material response or 66 fed std single material response |
| Min. Tensile Strength (psi) | 60000 pounds per square inch |
| Nondefinitive Specification/Std Data | 3 type and 9c style |
| Surface Treatment | Cadmium and chromate |
| Thread Class | 2a |
| Thread Diameter | 0.138 |
| Thread Direction | Right-hand |
| Thread Length | 0.345 inches minimum and 0.438 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNC |
| Thread Size | 6 |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error