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MS21250-06018
Bolt
Description
Bolt
Specifications
| Country of Origin | USA |
|---|---|
| Extended Washer Diameter | Between 0.639 inches and 0.649 inches |
| Extended Washer Thickness | 0.091 |
| Fastener Length | 1.770 |
| Grip Diameter | Between 0.3735 inches and 0.3745 inches |
| Grip Length | Between 1.115 inches and 1.135 inches |
| Hardness Rating | 39.0 rockwell c and 43.0 rockwell c |
| Head Height | 0.388 |
| Head Style | Double hexagon w/hole |
| Material | Steel |
| Material Specification | Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or mil-s-8503 military specification 3rd material response or mil-s-5626 military specification 4th material response |
| Min. Tensile Strength (psi) | 180000 pounds per square inch |
| NIIN | 00-969-3159 |
| NSN | 5306-00-969-3159 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Class 3 federal specification single treatment response qq-p-416 ty2 |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.635 inches and 0.655 inches |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 3/8 |
| Weight | 0.075 lb |
| Width Between Flats | Between 0.430 inches and 0.439 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21250-06018. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error