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NAS679C5M
Locknut
Description
Thread Size: 1/4", Nut Height: 1/4", Head Width: 1/2"
Specifications
| Bearing Surface Type | Chamfered or washer faced |
|---|---|
| Countersink Angle | 120.0 degrees nominal nut |
| Locking Feature | Prevailing torque all metal design |
| Lubrication | Dry film lubricant |
| Material | Iron |
| Material Specification | Ams 5525 assn std single material response |
| Nut Height | 0.266 inches maximum |
| Nut Style | Hexagon |
| Precious Material | Silver |
| Surface Treatment | Silver |
| Surface Treatment Specification | Ams 2410 assn std single treatment response |
| Temperature Rating | 450.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNJF |
| Thread Size | 0.312 |
| Width Across Flats | 0.492 inches minimum and 0.502 inches maximum |
Other sizes
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Catalog data updated 2026-07-05. Report a data error