screws › socket head cap screws
MS16995-26B
Military Standard Socket Head Cap Screw
Description
Fastener Length: 1/2", Thread: 8-32, Head Width: 9/64", Thread Length: 1/2", hexagon head, black finish, MS16995 series screw
Specifications
| Drive Style | Hexagon |
|---|---|
| Fastener Length | Between 0.47 inches and 0.5 inches |
| Hardness Rating | 80 rockwell |
| Head Diameter | Between 0.262 inches and 0.270 inches |
| Head Height | Between 0.159 inches and 0.164 inches |
| Head Style | Flat chamfer |
| Internal Drive Style | Hexagon |
| Length | 1/2 |
| Material | Steel |
| Material Specification | 66 federal standard all material responses |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Minimum Yield Strength | 30000 pounds per square inch |
| Nondefinitive Specification/Std Data | 6 type |
| Special Features | Finish color black |
| Surface Treatment | Oxide |
| Surface Treatment Specification | Class 4 military specification single treatment response mil-c-13924 |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.408 inches and 0.500 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Width Across Flats | Between 0.141 inches and 0.143 inches |
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.
- NAS1351-08-8P NAS 1/2 in · Flat chamfer · Steel
- NAS1352C08-8 NAS 1/2 in · Flat chamfer · CRES
- MS16995-26 MS 1/2 in · Flat chamfer · CRES
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Catalog data updated 2026-07-05. Report a data error