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MS16995-49B
Military Standard Socket Head Cap Screw
Description
Fastener Length: 39/64", Thread: 1/4-20, Head Width: 3/16", Thread Length: 1/2", MS16995 series screw
Specifications
| Drive Style | Hexagon |
|---|---|
| Fastener Length | Between 0.595 inches and 0.625 inches |
| Hardness Rating | 80.0 rockwell b |
| Head Diameter | Between 0.365 inches and 0.375 inches |
| Head Height | Between 0.244 inches and 0.250 inches |
| Head Style | Flat chamfer |
| Internal Drive Style | Hexagon |
| Length | 5/8 |
| Material | CRES |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Minimum Yield Strength | 30000 pounds per square inch |
| Nondefinitive Specification/Std Data | 6 type |
| Surface Treatment | Oxide |
| Surface Treatment Specification | Cl 4 military specification single treatment response mil-c-13924 |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.495 inches and 0.625 inches |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 1/4 |
| Width Across Flats | Between 0.188 inches and 0.190 inches |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error