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MS16998-3
Hexagon Socket Cap Screw
Description
Fastener Length: 1/4", Thread: 0-80, Head Width: 3/64", Thread Length: 1/4"
Specifications
| Fastener Length | 0.219 inches minimum and 0.250 inches maximum |
|---|---|
| Finish | Cadmium ll |
| Hardness Rating | 36.0 rockwell c minimum and 45.0 rockwell c maximum |
| Head Diameter | 0.091 inches minimum and 0.096 inches maximum |
| Head Height | 0.057 inches minimum and 0.060 inches maximum |
| Head Style | Flat chamfer |
| Internal Drive Style | Hexagon |
| Length | 1/4 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Minimum Yield Strength | 130000 pounds per square inch |
| Nondefinitive Specification/Std Data | 6 type |
| Size | 0-80 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.060 |
| Thread Direction | Right-hand |
| Thread Length | 0.194 inches minimum and 0.250 inches maximum |
| Thread Qty | 80 |
| Thread Qty Per Inch (tpi) | 80 |
| Thread Series Designator | UNF |
| Thread Type | N.F. - Fine |
| Width Across Flats | 0.050 inches minimum and 0.051 inches maximum |
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.
- MS16996-3 MS 1/4 in · Flat chamfer · CRES
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Catalog data updated 2026-07-05. Report a data error