nuts › plain hexagon nuts
NAS1423-9
Plain Hexagon Nut
Description
Thread Size: 1/2", Nut Height: 1/4", Head Width: 7/8", drilled, NAS1423 series nut
Specifications
| Bearing Surface Finish | 250 microinches |
|---|---|
| Bearing Surface Type | Chamfered |
| Countersink Angle | 110 degrees |
| Drilled Hole Diameter | 0.046 |
| Hardness Rating | Between 34.0 rockwell c and 38.0 rockwell c |
| Hole Configuration Style | Configuration b |
| Hole Type And Quantity | 3 drilled |
| Material | Steel |
| Material Specification | Mil-s-6758 military specification 1st material response or mil-s-5000 cond c1 military specification 2nd material response or mil-s-5000 cond c4 military specification 2nd material response |
| Nut Height | Between 0.193 inches and 0.213 inches |
| Nut Style | Hexagon |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Cl 3 federal specification single treatment response type 2 qq-p-416 |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series | Unf (fine thread) |
| Thread Size | 0.562 |
| Width Across Flats | Between 0.863 inches and 0.877 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.
- NAS1423C9 NAS 9/16-18 · Iron
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Catalog data updated 2026-07-05. Report a data error