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NAS679X7
Locknut
Description
Thread Size: 7/16", Nut Height: 21/64", Head Width: 43/64", NAS679 series nut
Specifications
| Bearing Surface Type | Any acceptable |
|---|---|
| Locking Feature | Prevailing torque all metal design |
| Material | Steel |
| Material Specification | Aisi assn std single material response |
| Nut Height | 0.315 inches minimum and 0.328 inches maximum |
| Nut Style | Hexagon |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec single treatment response |
| Temperature Rating | 500.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNF |
| Thread Size | 0.438 |
| Width Across Flats | 0.679 inches minimum and 0.690 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS679X7. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error