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MS27039DD0804
Military Standard Screw
Description
Fastener Length: 5/16", Thread: 8-32, Thread Length: 9/32"
Specifications
| Fastener Length | 0.266 inches minimum and 0.313 inches maximum |
|---|---|
| Head Diameter | 0.306 inches minimum and 0.322 inches maximum |
| Head Height | 0.105 inches minimum and 0.115 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 5/16 |
| Material | Aluminum |
| Min. Tensile Strength (psi) | 62000 pounds per square inch |
| Screw Material | Aluminum alloy 2024 |
| Screw Material Specification | Qq-a-225/6 fed spec single material response or qq-a-430 fed spec single material response |
| Screw Surface Treatment | Anodize |
| Screw Surface Treatment Specification | Mil-s-8625 ty 1 or ty 2 mil spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | 0.234 inches minimum and 0.281 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNC |
| Thread Size | 8 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
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.
- MS27039C0804 MS #8-32 · 5/16 in · Pan Head · Iron
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Catalog data updated 2026-07-05. Report a data error