| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-664-5556 (006645556) |
| NCB Code | USA (00) |
| Manufacturer | Castle Industries Inc, United Technologies Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUNDED CORNERS |
| AARX | INSIDE DIAMETER | 4.805 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 4.925 INCHES NOMINAL |
| ABMC | MAJOR THICKNESS | 0.140 INCHES NOMINAL |
| ABQK | END STYLE | 90 DEGREE PARALLEL |
| ACXD | RING STYLE | STRAIGHT GAP |
| ALBY | USAGE DESIGN | EXTERNAL |
| MATT | MATERIAL | STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 7304 ASSN STD SINGLE MATERIAL RESPONSE |
| Components Related to NSN - 5325-00-664-5556, 5325006645556 | ||||
| 5330-00-038-4345 (5330000384345) | 5305-01-191-2462 (5305011912462) | 5365-00-898-3506 (5365008983506) | 5315-01-424-1290 (5315014241290) | |
| 5330-01-696-0897 (5330016960897) | 5330-01-561-7601 (5330015617601) | 5342-00-408-9183 (5342004089183) | 5310-00-981-2299 (5310009812299) | |
| 5340-01-523-8925 (5340015238925) | 5342-01-649-3882 (5342016493882) | 5310-00-943-5411 (5310009435411) | 5340-01-569-9497 (5340015699497) | |
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