nuts › self-locking extended washer nuts
NAS1804-12
Locking Extended Washer Nut Self
Description
Self-Locking Extended Washer Nut
Specifications
| Counterbore Diameter | 0.750 inches minimum nut and 0.785 inches maximum nut |
|---|---|
| Locking Feature | Prevailing torque all metal design |
| Lubrication | Dry film lubricant |
| Material | CRES |
| Material Specification | Ams 6487 assn std 1st material response or ams 6403 assn std 2nd material response |
| Nut Style | Double hexagon |
| Overall Height | 0.750 inches maximum |
| Specification Data | 80205-nas1804 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2 fed spec all treatment responses |
| Temperature Rating | 450.0 deg fahrenheit maximum |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty Per Inch (tpi) | 16 |
| Thread Series | UNJF |
| Thread Size | 0.750 |
| Washer Outside Diameter | 1.181 inches minimum and 1.221 inches maximum |
| Washer Thickness | 0.094 |
| Weight | 0.09 lb |
| Width Across Flats | 0.928 inches minimum and 0.940 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS1804-3N
- NAS1804-12
- NAS1804-14
- NAS1804-16
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1804-12. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error