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MS21044N5
Military Standard Locking Hexagon Nut Self
Description
Nut
Specifications
| Alternate Part Number | AN365-524 |
|---|---|
| Bearing Surface Finish | 125.0 microinches |
| Bearing Surface Type | Chamfered or washer faced |
| Countersink Angle | 88.0 degrees nut |
| Height | Between 0.271 inches and 0.360 inches |
| Locking Feature | Prevailing torque with nonmetallic insert |
| Lubrication | Soluble lubricant |
| Material | Steel |
| NIIN | 00-088-0553 |
| NSN | 5310-00-088-0553 |
| Pre-Packaged Bag Quantity | 100 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Cl 3 federal specification single treatment response except insert type 2 qq-p-416 |
| Temperature Rating | 250.0 degrees fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.312 |
| Weight | 0.0115 lb |
| Width Across Flats | Between 0.492 inches and 0.502 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 MS21044N5. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error