nuts › self-locking hexagon nuts
MS17830-4F
Military Standard Locking Hexagon Nut Self
Description
Thread Size: 1/4", Nut Height: 19/64", Head Width: 27/64", locknut, MS17830 series nut
Specifications
| End Application | Mrap - unique nsn - mrap no permanent wsdc identified |
|---|---|
| Material | CRES |
| Material Specification | Astm a493 assn standard single material response nut or astm a581 assn standard single material response nut or astm a582 assn standard single material response nut or ams 5640 assn standard single material response nut or qq-s-763 federal specification single material response nut |
| Nut Height | Between 0.240 inches and 0.360 inches |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Astm a967 assn standard single treatment response nut |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.250 |
| Width Across Flats | Between 0.428 inches and 0.439 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.
- MS17830-4F316 MS 1/4-28 · CRES
- MS21044B4 MS 1/4-28 · Copper
- MS21044N4 MS 1/4-28 · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error