AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-334-0921 (003340921) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation, Ratchford Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 2.023 INCHES MINIMUM AND 2.039 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 2.154 INCHES MINIMUM AND 2.164 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.024 INCHES NOMINAL |
| ACXD | RING STYLE | SPIRAL |
| ALBY | USAGE DESIGN | EXTERNAL |
| ALME | MATERIAL HARDNESS RATING | 65.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 68.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| MATT | MATERIAL | STEEL |
| Relevant Components for NSN - 5325-00-334-0921, 5325003340921 | ||||
| 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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