| Item Name | Nut Self Locking Hexagon |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-228-6258 (012286258) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation, Nylok Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ASDB | Width Across Flats | 0.375 INCHES MAXIMUM |
| MATT | Material | STEEL COMP 1010 OVERALL EXCEPT INSERT |
| CQJX | Nominal Thread Size | 0.190 INCHES |
| ASDB | Width Across Flats | 0.362 INCHES MINIMUM AND |
| CMLP | Thread Quantity Per Inch | 32 |
| SFTT | Surface Treatment | CADMIUM AND |
| SFTT | Surface Treatment | CHROMATE OVERALL EXCEPT INSERT |
| BZRR | Thread Series | UNF |
| AAJF | Thread Direction | RIGHT-HAND |
| CRTM | Bearing Surface Type | WASHER FACED |
| ADEA | Nut Height | 0.130 INCHES MAXIMUM |
| AAJD | Thread Class | 2B |
| ACTA | Nut Style | HEXAGON |
| ADEA | Nut Height | 0.117 INCHES MINIMUM AND |
| AAUM | Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| CRTM | Bearing Surface Type | CHAMFERED OR |
| MRC | Decoded Requirement | Clear Text Reply |
| CRSQ | Countersink Angle | 110.0 DEGREES NOMINAL FIRST END |
| STDC | Surface Treatment Document And Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| Relevant Components for NSN - 5310-01-228-6258, 5310012286258 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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