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MS21044N10
Military Standard Locking Hexagon Nut Self
Description
Nut
Specifications
| Alternate Part Number | AN365-1018 |
|---|---|
| Bearing Surface Finish | 125.0 microinches |
| Bearing Surface Type | Chamfered or washer faced |
| Countersink Angle | 88.0 degrees nominal nut |
| Locking Feature | Prevailing torque with nonmetallic insert |
| Lubrication | Soluble lubricant |
| Material | Steel |
| NIIN | 00-982-6809 |
| NSN | 5310-00-982-6809 |
| Nut Height | 0.732 inches minimum and 0.766 inches maximum |
| Nut Style | Hexagon |
| Surface Treatment | Cadmium except insert |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec single treatment response except insert |
| Temperature Rating | 250.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 18 |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series | UNJF |
| Thread Size | 0.625 |
| Weight | 0.085 lb |
| Width Across Flats | 0.928 inches minimum and 0.940 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for MS21044N10 — functionally equivalent.
- AN365-1018 Listed alternate Steel
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS21044C10 MS 5/8-18 · CRES
- MS21045-10 MS 5/8-18 · Steel
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Catalog data updated 2026-07-05. Report a data error