nuts › plain castellated hexagon nuts
AN315C8R
Aeronautical Standard Plain Castellated Hexagon Nut
Description
Thread Size: 1/2", Nut Height: 3/8", Head Width: 3/4"
Specifications
| Bearing Surface Type | Washer faced |
|---|---|
| Countersink Angle | 110.0 degrees nominal nut |
| Material | Steel |
| Material Specification | 66 fed std single material response |
| Nondefinitive Specification/Std Data | 2 type |
| Nut Height | 0.375 |
| Nut Style | Hexagon |
| Surface Treatment | Passivate |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNF |
| Thread Size | 0.500 |
| Width Across Flats | 0.738 inches minimum and 0.752 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN315C8R. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error