bolts › shear bolts
MS21250-04004
Military Standard Shear Bolt
Description
Shear Bolt
Specifications
| Extended Washer Diameter | Between 0.428 inches and 0.438 inches |
|---|---|
| Extended Washer Thickness | 0.069 |
| Fastener Length | 0.762 |
| Grip Diameter | Between 0.2485 inches and 0.2495 inches |
| Grip Length | Between 0.240 inches and 0.260 inches |
| Hardness Rating | 39.0 rockwell c and 43.0 rockwell c |
| Head Height | 0.300 |
| Head Style | Double hexagon w/hole |
| Material | Steel |
| Min. Tensile Strength (psi) | 180000 pounds per square inch |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 cl 3 federal specification all treatment responses |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.492 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Width Between Flats | Between 0.304 inches and 0.313 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21250-04004. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error