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NAS1805-8
0.5000-20 NAS1805 Self-Locking Machine Nut
Description
0.5000-20 NAS1805 Self-Locking Machine Nut
Specifications
| Diameter A | 0.828 in |
|---|---|
| Dimension C | 0.703 in |
| Features | Extended Washer, Passivated |
| Finish | Unplated |
| Industry Standards/Certification | NAS1805 |
| Locking Feature | Prevailing torque all metal design |
| Lubrication | Dry film lubricant |
| Material | CRES |
| Maximum Dimension H | 0.500 in |
| Maximum Dimension W | 0.627 in |
| Minimum Diameter B | 0.788 in |
| Minimum Dimension W | 0.616 in |
| Nut Style | Double hexagon |
| Overall Height | 0.500 |
| Service Temperature | 450 ºF |
| Shape | Double Hexagon |
| Specification Data | 80205-1805 professional/industrial association standard |
| Surface Treatment | Passivate |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Note 1 | 0.5000-20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNJF |
| Thread Size | 0.500 |
| Treatment | Passivated |
| Type | Self-Locking Nut |
| Washer Outside Diameter | 0.788 |
| Washer Thickness | 0.074 |
| Weight | .005 lb |
| Width Across Flats | 0.616 inches minimum and 0.627 inches maximum |
Other sizes
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Cross-reference
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Catalog data updated 2026-07-05. Report a data error