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MS21045C16
Military Standard Locknut
Description
Thread Size: 1", Nut Height: 1-1/8", Head Width: 1-3/8
Specifications
| Bearing Surface Finish | 125.0 microinches |
|---|---|
| Bearing Surface Type | Chamfered |
| Countersink Angle | 88.0 degrees nut |
| Locking Feature | Prevailing torque all metal design |
| Lubrication | Dry film lubricant |
| Material | CRES |
| Nut Height | Between 1.010 inches and 1.141 inches |
| Nut Style | Hexagon |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Temperature Rating | 450.0 degrees fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 12 |
| Thread Qty Per Inch (tpi) | 12 |
| Thread Series | Unjf (fine thread with external controlled root radius) |
| Thread Size | 1.000 |
| Width Across Flats | Between 1.427 inches and 1.440 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- MS21045C5E
- MS21045C10
- MS21045C16
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21045C16. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error