nuts › plain slotted hexagon nuts
AN320-16
Aeronautical Standard Plain Slotted Hexagon Nut
Description
Castle Nut
Specifications
| Bearing Surface Type | Chamfered or washer faced |
|---|---|
| Countersink Angle | 110.0 degrees nut |
| Hardness Rating | Between 69.0 rockwell b and 32.0 rockwell c |
| Material | Steel |
| Nondefinitive Specification/Std Data | 4 type and 16 style and b grade |
| Nut Height | Between 0.490 inches and 0.510 inches |
| Nut Style | Hexagon slotted |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Cl 3 federal specification single treatment response type 2 qq-p-416 |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 14 |
| Thread Qty Per Inch (tpi) | 14 |
| Thread Series | UNS |
| Thread Size | 1.000 |
| Weight | 0.16 lb |
| Width Across Flats | Between 1.481 inches and 1.502 inches |
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 AN320-16. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error