nuts › self-locking hexagon nuts
NAS679C04W
Hex Nut
Description
Hex Nut
Specifications
| Bearing Surface Type | Chamfered or washer faced |
|---|---|
| Countersink Angle | 120.0 degrees nominal nut |
| Locking Feature | Prevailing torque all metal design |
| Material | Iron |
| Material Specification | Ams 5525 assn std single material response |
| NIIN | 00-727-2501 |
| NSN | 5310-00-727-2501 |
| Nut Height | 0.125 inches maximum |
| Nut Style | Hexagon |
| Precious Material | Silver |
| Special Features | With internal drive style |
| Surface Treatment | Silver |
| Surface Treatment Specification | Ams 2410 assn std single treatment response |
| Temperature Rating | 800.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series | UNJC |
| Thread Size | 0.112 |
| Weight | .005 lb |
| Width Across Flats | 0.240 inches minimum and 0.252 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.
- MS21083B04 MS #4-40 · Copper
- MS21083C04 MS #4-40 · CRES
- MS21083N04 MS #4-40 · Plastic
- NAS679A04W NAS #4-40 · Steel
- NAS679C04M NAS #4-40 · Iron
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Catalog data updated 2026-07-05. Report a data error