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AN363-720
Aeronautical Standard Locking Hexagon Nut Self
Description
Self-Locking Nut
Specifications
| Bearing Surface Type | Any acceptable |
|---|---|
| Features | Regular Height |
| Industry Standards/Certification | AN363 |
| Locking Feature | Prevailing torque all metal design |
| Lubricant | Dry Lubricant |
| Material | Steel |
| Maximum Dimension A | 0.469 in |
| Maximum Dimension B | 0.615 in |
| Minimum Dimension A | 0.453 in |
| Minimum Dimension B | 0.615 in |
| Minimum Dimension C | 0.705 in |
| Minimum Dimension F | 0.178 in |
| NIIN | 00-982-4906 |
| NSN | 5310-00-982-4906 |
| Nut Height | Between 0.443 inches and 0.469 inches |
| Nut Style | Hexagon |
| Service Temperature | 450 ºF |
| Surface Treatment | Cadmium or zinc |
| Temperature Rating | 550.0 degrees fahrenheit |
| Thread | 7/16-20 |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread MIL-S-8879 | 0.4375-20 |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | Unf (fine thread) |
| Thread Size | 0.438, 7/16-20 |
| Type | Cad Plated, Self-Locking Nut |
| Weight | 0.02 lb |
| Width Across Flats | Between 0.615 inches and 0.627 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS20365-720C MS 7/16-20 · Steel
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Catalog data updated 2026-07-05. Report a data error