nuts › plain castellated hexagon nuts
AN310C15
Aeronautical Standard Plain Castellated Hexagon Nut
Description
Thread Size: 1", Nut Height: 0-63/64", Head Width: 1-1/2", AN310 series nut
Specifications
| Bearing Surface Type | Washer faced |
|---|---|
| Countersink Angle | 109.0 degrees minimum nut and 111.0 degrees maximum nut |
| Material | CRES |
| Material Specification | 66 fed std all material responses |
| Nondefinitive Specification/Std Data | 5 type |
| Nut Height | 0.984 inches minimum and 1.016 inches maximum |
| Nut Style | Castellated, hexagon |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 12 |
| Thread Qty Per Inch (tpi) | 12 |
| Thread Series | UNF |
| Thread Size | 1.000 |
| Width Across Flats | 1.483 inches minimum and 1.502 inches maximum |
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.
- AN310-15 AN #1-12 · Steel
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Catalog data updated 2026-07-05. Report a data error