screws › hexagon head cap screws
MS35307-333
5/16-18X7/8 MS35307 Military Hex Head Cap Screw Coarse Thred 300 Series Stainless Steel DFAR
Description
Hexagon Head Cap Screw
Specifications
| Diameter | 5/16 |
|---|---|
| Fastener Length | 0.844 inches minimum and 0.875 inches maximum |
| Features Provided | Finished head |
| Finish | Plain |
| Full Size | 5/16-18 x 7/8 |
| Head Height | 0.195 inches minimum and 0.211 inches maximum |
| Head Style | Hexagon Head |
| Head Type | Hex |
| Length | 7/8 |
| Material | CRES |
| Material Specification | 66 fed std all material responses |
| MilspecPart | MS35307 |
| Min. Tensile Strength (psi) | 85000 pounds per square inch |
| Size | 5/16-18 |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.678 inches minimum and 0.844 inches maximum |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series Designator | UNC |
| Thread Type | UNC |
| Threads Per Inch | 18 |
| U.O.M. | Imperial |
| Width Between Flats | 0.489 inches minimum and 0.500 inches maximum |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error