bolts › internal wrenching bolts
CA21037-4-4HS
Internal Wrenching Bolt
Description
Fastener Length: 1-1/64", Thread: 1/4-28, Head Width: 1/8", Thread Length: 33/64
Specifications
| Drive Style | Hexagon |
|---|---|
| Fastener Length | 1.017 |
| Internal Drive Style | Hexagon |
| Material | Steel |
| Material Specification | Mil-5626 military specification single material response |
| Min. Tensile Strength (psi) | 180000 pounds per square inch |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416 type 2 cl 2 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.520 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 1/4 |
| Width Across Flats | 0.140 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for CA21037-4-4HS. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error