screws › socket head cap screws
MS24671-2
Hexagon Socket Flat Head Cap Screw
Description
Fastener Length: 25/64", Thread: 4-40, Head Width: 1/16", Thread Length: 19/64
Specifications
| Countersink Angle | Between 80 degrees and 82 degrees |
|---|---|
| Drive Style | Hexagon |
| Fastener Length | Between 0.359 inches and 0.391 inches |
| Finish | Passivate |
| Hardness Rating | 80.0 rockwell b |
| Head Diameter | Between 0.218 inches and 0.255 inches |
| Head Style | Flat Head, Flat countersunk |
| Internal Drive Style | Hexagon |
| Length | 3/8 |
| Material | CRES |
| Material Specification | 66 federal standard single material response |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Minimum Yield Strength | 30000 pounds per square inch |
| Size | 4-40 |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.276 inches and 0.308 inches |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Type | N.C. - Coarse |
| Width Across Flats | 0.063 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS24671-2. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error