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NAS1291C3
Locking Nut Extended Washer Self
Description
Extended Washer Self-Locking Nut
Specifications
| Locking Feature | Prevailing torque all metal design |
|---|---|
| Material | Iron |
| Material Specification | Ams5525 assn std single material response or 5735 assn std single material response |
| Nut Style | Hexagon |
| Overall Height | 0.154 inches minimum and 0.188 inches maximum |
| Precious Material | Silver |
| Precious Material And Location | O/a silver |
| Surface Treatment | Silver |
| Surface Treatment Specification | Qq-s-365 fed spec single treatment response or ams 2410 assn std single treatment response |
| Temperature Rating | 800.0 deg fahrenheit maximum |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNF |
| Thread Size | 0.190 |
| Washer Outside Diameter | 0.330 inches maximum |
| Washer Thickness | 0.015 inches minimum |
| Width Across Flats | 0.243 inches minimum and 0.252 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1291C3. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error