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MS27039-4-31
Military Standard Machine Screw
Description
Fastener Length: 1-31/32", Thread: 1/4-28, Thread Length: 1/2", MS27039 series screw
Specifications
| Fastener Length | 1.969 |
|---|---|
| Hardness Rating | Between 26.0 rockwell c and 32.0 rockwell c |
| Head Diameter | Between 0.473 inches and 0.492 inches |
| Head Height | Between 0.162 inches and 0.175 inches |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type ii |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Screw Material | Steel comp 4037 |
| Screw Material Specification | Mil-s-8695 military specification single material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Class 3 federal specification single treatment response type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.531 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 1/4 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS27039-4-31. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error