| Item Name | Nut Self Locking Castellated Hex |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-481-3310 (014813310) |
| NCB Code | USA (01) |
| Manufacturer | Dresser Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| CRTM | Bearing Surface Type | ANY ACCEPTABLE |
| CQJX | Nominal Thread Size | 0.875 INCHES |
| SFTT | Surface Treatment | CADMIUM OVERALL |
| MATT | Material | STEEL OVERALL |
| MRC | Decoded Requirement | Clear Text Reply |
| AAJF | Thread Direction | RIGHT-HAND |
| AAJD | Thread Class | 2B |
| ACTA | Nut Style | CASTELLATED, HEXAGON |
| BZRR | Thread Series | UNC |
| AAUM | Locking Feature | PREVAILING TORQUE WITH METALLIC INSERT |
| ADEA | Nut Height | 0.891 INCHES NOMINAL |
| ASDB | Width Across Flats | 1.312 INCHES NOMINAL |
| CMLP | Thread Quantity Per Inch | 8 |
| Components Related to NSN - 5310-01-481-3310, 5310014813310 | ||||
| 5315-01-076-2969 (5315010762969) | 5325-00-543-3429 (5325005433429) | 5340-00-196-3675 (5340001963675) | 5360-01-424-6607 (5360014246607) | |
| 5310-00-084-4232 (5310000844232) | 5365-01-532-4588 (5365015324588) | 5340-01-654-3113 (5340016543113) | 5305-01-143-8635 (5305011438635) | |
| 5340-01-332-8256 (5340013328256) | 5360-00-558-5147 (5360005585147) | 5306-01-234-3071 (5306012343071) | 5305-01-175-6588 (5305011756588) | |
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