screws › hexagon head cap screws
MS51095-334
Military Standard Hexagon Head Cap Screw
Description
Fastener Length: 1-1/64", Hole Diameter: 1/16", Thread: 5/16-18, Thread Length: 1-1/64
Specifications
| Departure From Cited Designator | As mod by head hole |
|---|---|
| Fastener Length | 1.000 |
| Hardness Rating | 90.0 rockwell c minimum |
| Head Height | 0.195 inches minimum and 0.211 inches maximum |
| Head Style | Hexagon Head |
| Hole Configuration Style | Hexagon flats |
| Hole Diameter | 0.062 |
| Hole Quantity | 1 |
| Hole Type | Drilled |
| Material | Steel |
| Material Specification | Sae gr 5 assn std single material response |
| Min. Tensile Strength (psi) | 90000 pounds per square inch |
| Nondefinitive Specification/Std Data | 2 type and 10 style and 5 grade |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty 2 cl 2 fed spec single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 1.000 inches minimum |
| Thread Qty | 18 |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series Designator | UNC |
| Thread Size | 1/4 |
| Width Between Flats | 0.577 |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error