screws › hexagon head cap screws
MS90725-31
Hexagon Head Cap Screw
Description
Fastener Length: 5/8", Thread: 5/16-18, Thread Length: 5/8
Specifications
| Fastener Length | 0.625 |
|---|---|
| Features Provided | Finished head |
| Finish | Cadmium ll |
| Hardness Rating | 23.0 rockwell c and 32.0 rockwell c |
| Head Height | Between 0.195 inches and 0.211 inches |
| Head Style | Hexagon Head |
| Length | 5/8 |
| Material | Steel |
| Material Specification | Sae gr 5 assn standard single material response |
| Min. Tensile Strength (psi) | 120000 pounds per square inch |
| Nondefinitive Specification/Std Data | 2 type and 10p style and 5 grade |
| Size | 5/16-18 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Type 2 cl 2 federal specification single treatment response qq-p-416 |
| Thread Class | 2a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.625 |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 1/4 |
| Thread Type | N.C. - Coarse |
| Width Between Flats | Between 0.489 inches and 0.500 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS90725-31. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error