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NAS679C4
Locknut
Description
Thread Size: 1/4", Nut Height: 7/32", Head Width: 27/64
Specifications
| Bearing Surface Type | Flat |
|---|---|
| Locking Feature | Prevailing torque all metal design |
| Material | Iron |
| Material Specification | Ams 5525 assn std single material response |
| Nut Height | 0.219 |
| Nut Style | Hexagon |
| Precious Material | Silver |
| Surface Treatment | Silver |
| Temperature Rating | 800.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNF |
| Thread Size | 0.250 |
| Width Across Flats | 0.430 inches minimum and 0.439 inches maximum |
Other sizes
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Catalog data updated 2026-07-05. Report a data error