bolts › shear bolts
MS21250-14036
Military Standard Shear Bolt
Description
Fastener Length: 3-33/64", Thread: 7/8-14, Thread Length: 1-9/32
Specifications
| Extended Washer Diameter | 1.428 inches minimum and 1.438 inches maximum |
|---|---|
| Extended Washer Thickness | 0.188 inches minimum and 0.208 inches maximum |
| Fastener Length | 3.504 inches minimum and 3.524 inches maximum |
| Grip Diameter | 0.8730 inches minimum and 0.8740 inches maximum |
| Grip Length | 2.240 inches minimum and 2.260 inches maximum |
| Hardness Rating | 39.0 rockwell c minimum and 43.0 rockwell c maximum |
| Head Height | 0.798 inches minimum and 0.818 inches maximum |
| Head Style | Double hexagon w/hole |
| Length | 3 33/64 |
| Material | Steel |
| Min. Tensile Strength (psi) | 180000 pounds per square inch |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,type 2,class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.875 |
| Thread Direction | Right-hand |
| Thread Length | 1.244 inches minimum and 1.284 inches maximum |
| Thread Qty | 14 |
| Thread Qty Per Inch (tpi) | 14 |
| Thread Series Designator | UNJF |
| Thread Size | 7/8 |
| Width Between Flats | 0.928 inches minimum and 0.948 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21250-14036. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error