screws › machine screws
MS27039-4-36
Military Standard Machine Screw
Description
Fastener Length: 2-5/16", Thread: 1/4-28, Thread Length: 37/64
Specifications
| Fastener Length | Between 2.266 inches and 2.313 inches |
|---|---|
| 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 no. 2 |
| Internal Drive Style | Cross recess type 1 |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Screw Material | Steel comp 4037 or steel comp 8630 |
| Screw Surface Treatment | Cadmium and chromate |
| Screw Surface Treatment Specification | Type 2 cl 3 federal specification all treatment responses qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.501 inches and 0.578 inches |
| 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 MS27039-4-36. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error