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MS21044D8
Military Standard Locking Hexagon Nut Self
Description
Nut
Specifications
| Bearing Surface Finish | 125.0 microinches |
|---|---|
| Bearing Surface Type | Chamfered or washer faced |
| Counterbore Diameter | 0.511 inches nut and 0.551 inches nut |
| Countersink Angle | 88.0 degrees nut |
| Locking Feature | Prevailing torque with nonmetallic insert |
| Lubrication | Soluble lubricant |
| Material | Aluminum |
| Material Specification | T6 federal specification 4th material response nut t6 federal specification 3rd material response nut or qq-a-200/11 t4 federal specification 2nd material response nut or qq-a-225/6 t6 federal specification 1st material response nut or qq-a-225/5 qq-a-200/2 |
| NIIN | 00-282-7848 |
| NSN | 5310-00-282-7848 |
| Nut Height | Between 0.575 inches and 0.610 inches |
| Nut Style | Hexagon |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Mil-a-8625 military specification single treatment response nut |
| Temperature Rating | 250.0 degrees fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | Unf (fine thread) |
| Thread Size | 0.500 |
| Weight | .005 lb |
| Width Across Flats | Between 0.741 inches and 0.752 inches |
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Catalog data updated 2026-07-05. Report a data error