bolts › shear bolts
MS21250-10040
Military Standard Shear Bolt
Description
Fastener Length: 3-27/64", Thread: 5/8-18, Thread Length: 15/16
Specifications
| Extended Washer Diameter | 1.040 inches minimum and 1.050 inches maximum |
|---|---|
| Extended Washer Thickness | 0.150 |
| Fastener Length | 3.409 inches minimum and 3.429 inches maximum |
| Grip Diameter | 0.6230 inches minimum and 0.6240 inches maximum |
| Grip Length | 2.490 inches minimum and 2.510 inches maximum |
| Hardness Rating | 39.0 rockwell c minimum and 43.0 rockwell c maximum |
| Head Height | 0.618 |
| Head Style | Double hexagon w/hole |
| Length | 3 27/64 |
| 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,ty 2 cl 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.625 |
| Thread Direction | Right-hand |
| Thread Length | 0.899 inches minimum and 0.939 inches maximum |
| Thread Qty | 18 |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series Designator | UNJF |
| Thread Size | 5/8 |
| Width Between Flats | 0.687 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21250-10040. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error