AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Self Locking Round |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-013-0211 (010130211) |
| NCB Code | USA (01) |
| Manufacturer | Whittet Higgins Company, Los Angeles Spring Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJE | THREAD PITCH DIAMETERS | 1.1369/1.1409 INCHES |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| ABPH | SMALL END DIAMETER | 1.500 INCHES NOMINAL |
| ABQU | DRIVE POINT DEPTH | 0.089 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| ACTA | NUT STYLE | ROUND |
| ACTD | NUT DIAMETER | 1.735 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| ADBG | NUT THICKNESS | 0.437 INCHES MINIMUM AND 0.469 INCHES MAXIMUM |
| ADBH | DRIVE POINT WIDTH | 0.168 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| ADBJ | UNDERCUT THICKNESS | 0.141 INCHES NOMINAL |
| ADBM | DRIVE POINT QUANTITY | 4 |
| BZRR | THREAD SERIES | UNS |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQJX | NOMINAL THREAD SIZE | 1.173 INCHES |
| MATT | MATERIAL | FIBER LOCKING INSERT |
| MATT | MATERIAL | STEEL NUT |
| Relevant Components for NSN - 5310-01-013-0211, 5310010130211 | ||||
| 5305-01-642-0405 (5305016420405) | 5340-01-469-1045 (5340014691045) | 5315-01-562-5736 (5315015625736) | 5315-01-575-7397 (5315015757397) | |
| 5310-00-347-0214 (5310003470214) | 5320-01-073-2961 (5320010732961) | 5342-01-117-9590 (5342011179590) | 5355-00-201-5369 (5355002015369) | |
| 5305-01-321-3806 (5305013213806) | 5330-00-256-6918 (5330002566918) | 5365-01-625-0045 (5365016250045) | 5310-01-593-4780 (5310015934780) | |
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