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MS21090-349
Military Standard Machine Screw
Description
Fastener Length: 3/8", Thread: 10-32, Thread Length: 3/8"
Specifications
| Fastener Length | 0.344 inches minimum and 0.375 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 | 3/8 |
| Material Specification | Qq-s-634 fed spec all material responses or qq-s-637 fed spec all material responses or 66 fed std all material responses |
| Nondefinitive Specification/Std Data | 3 type and 9c style |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec all treatment responses |
| Thread Class | 2a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.282 inches minimum and 0.375 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNF |
| Thread Size | 10 |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error