bolts › machine bolts
NAS428-6A22
Bolt
Description
Fastener Length: 3-3/4", Thread: 3/8-24, Thread Length: 2-15/32"
Specifications
| Fastener Length | 3.750 |
|---|---|
| Grip Length | 0.031 inches minimum and 0.062 inches maximum |
| Head Height | 0.203 |
| Head Style | Crowned hexagon |
| Length | 3 3/4 |
| Material | Steel |
| Material Specification | Mil-b-6812 mil spec single material response |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Part Name Assigned By Controlling Agency | Bolt,machine,125,000 psi-crowned hexagon head,adjusting |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,type ii,class2 assn std single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | 2.438 inches minimum and 2.469 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 3/8 |
| Width Between Flats | 0.553 inches minimum and 0.565 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS428-6A12
- NAS428-6A14
- NAS428-6A22
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS428-6A22. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error