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MS27039C0804
Military Standard Machine Screw
Description
Fastener Length: 5/16", Thread: 8-32, Thread Length: 9/32", MS27039 series screw
Specifications
| Drive Style | Cross |
|---|---|
| Fastener Length | Between 0.266 inches and 0.313 inches |
| Head Diameter | Between 0.306 inches and 0.322 inches |
| Head Height | Between 0.105 inches and 0.115 inches |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 5/16 |
| Material | Iron |
| Material Specification | Ams 5732 assn standard single material response |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.202 inches and 0.281 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 8 |
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.
- MS27039DD0804 MS #8-32 · 5/16 in · Pan Head · Aluminum
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Catalog data updated 2026-07-05. Report a data error