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MS27039-4-30
Machine Screw
Description
Machine Screw
Specifications
| Alternate Part Number | NAS222-30 |
|---|---|
| Country of Origin | USA |
| Fastener Length | 1.891 inches minimum and 1.938 inches maximum |
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
| Head Angle | 100 ? |
| Head Diameter | 0.473 inches minimum and 0.492 inches maximum |
| Head Height | 0.162 inches minimum and 0.175 inches maximum |
| Head Style | Pan Head |
| Industry Standards/Certification | AN507 |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 15/16 |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| NIIN | 00-044-4863 |
| NSN | 5305-00-044-4863 |
| Screw Material | Steel comp 8630 or steel comp 4037 |
| Screw Surface Treatment | Cadmium and chromate |
| Screw Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec all treatment responses |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.430 inches minimum and 0.578 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNF |
| Thread Size | 1/4 |
| Weight | .005 lb |
Cross-reference
Similar parts
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Catalog data updated 2026-07-05. Report a data error