bolts › machine bolts
NAS428-3A6
Machine Bolt
Description
length: 3/4", thread: 10-32, crowned hex head machine bolt - cadmium plated steel
Specifications
| Fastener Length | Between 0.74 inches and 0.76 inches |
|---|---|
| Head Diameter | Between 0.365 inches and 0.377 inches |
| Head Height | Between 0.099 inches and 0.119 inches |
| Head Style | Crowned hexagon |
| Length | 3/4 |
| Material | Steel |
| Special Features | Mark steel bolts with recessed |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Class 2 federal specification 1st treatment response type2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.19 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.74 inches and 0.76 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS428-3A6. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error