screws › socket head cap screws
MS24678-25
Hexagon Socket Drilled Cap Screw
Description
Fastener Length: 1-1/4", Hole Diameter: 3/64", Thread: 1/4-28, Head Width: 3/16", Thread Length: 1-1/4", drilled head
Specifications
| Drive Style | Hexagon |
|---|---|
| Fastener Length | Between 1.210 inches and 1.250 inches |
| Finish | Plain |
| Hardness Rating | 38.0 rockwell c and 45.0 rockwell c |
| Head Diameter | Between 0.365 inches and 0.375 inches |
| Head Height | Between 0.244 inches and 0.250 inches |
| Head Style | Flat chamfer |
| Hole Configuration Style | Round internal hexagon |
| Hole Diameter | 0.047 |
| Hole Quantity | 3 |
| Hole Type | Drilled |
| Internal Drive Style | Hexagon |
| Length | 1 1/4 |
| Material | Steel |
| Min. Tensile Strength (psi) | 170000 pounds per square inch |
| Minimum Yield Strength | 150000 pounds per square inch |
| Nondefinitive Specification/Std Data | 6 type |
| Size | 1/4-28 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 cl 3 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 1.139 inches and 1.250 inches |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 1/4 |
| Thread Type | N.F. - Fine |
| Width Across Flats | Between 0.1875 inches and 0.1900 inches |
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 MS24678-25. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error