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) | 00-828-9780 (008289780) |
| NCB Code | USA (00) |
| Manufacturer | Rolls Royce Corporation, R L Morrissey And Associates Inc, Monroe Machined Products Inc, Allison Transmission Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABMC | MAJOR THICKNESS | 0.059 INCHES MINIMUM AND 0.063 INCHES MAXIMUM |
| ABQK | END STYLE | 90 DEGREE PARALLEL |
| ACXD | RING STYLE | INTERNAL |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1074 |
| AARX | INSIDE DIAMETER | 4.038 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 4.600 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE |
| Relevant Components for NSN - 5325-00-828-9780, 5325008289780 | ||||
| 5365-01-101-3819 (5365011013819) | 5305-01-006-9246 (5305010069246) | 5310-00-639-2818 (5310006392818) | 5310-01-332-9051 (5310013329051) | |
| 5330-01-399-2381 (5330013992381) | 5340-01-496-5144 (5340014965144) | 5342-00-326-6390 (5342003266390) | 5305-01-361-1154 (5305013611154) | |
| 5305-01-516-4729 (5305015164729) | 5330-15-007-8953 (5330150078953) | 5340-01-078-1350 (5340010781350) | 5310-01-471-5429 (5310014715429) | |
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