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MS21090-0630
Military Standard Screw
Description
Fastener Length: 1-1/2", Thread: 6-32, Thread Length: 1-1/2"
Specifications
| Fastener Length | 1.438 inches minimum and 1.500 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 | 1 1/2 |
| Material | Steel |
| Material Specification | 66 fed std 1st material response or qq-s-637 fed spec 2nd 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 |
| Surface Treatment Specification | Qq-p-416 ty2 cl3 fed spec 1st treatment response or mil-81562 ty2 cl3 mil spec 2nd treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.138 |
| Thread Direction | Right-hand |
| Thread Length | 1.376 inches minimum and 1.500 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNC |
| Thread Size | 6 |
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS601-24P NAS #6-32 · 0.073 in · Pan Head · Steel
- MS51957-36B MS #6-32 · 0.073 in · Pan Head · CRES
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Catalog data updated 2026-07-05. Report a data error