| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-582-3971 (005823971) |
| NCB Code | USA (00) |
| Manufacturer | Rolls Royce Corporation, Pon Equipment B V, Caterpillar Inc, Spirolox Inc, Smalley Steel Ring Co |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 6726656-587 | rolls royce corporation | ring retaining | 63005 | RFQ |
| 7M-1250 | pon equipment b v | ring retaining | hd208 | RFQ |
| 7M1250 | caterpillar inc | ring retaining | 11083 | RFQ |
| RR587 | spirolox inc | ring retaining | 80756 | RFQ |
| WH-587 | smalley steel ring co | ring retaining | 51814 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 5.577 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 6.077 INCHES NOMINAL |
| ABMC | MAJOR THICKNESS | 0.070 INCHES NOMINAL |
| ACXD | RING STYLE | SPECIAL FLAT |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | 64.0 ROCKWELL C MINIMUM AND 71.8 ROCKWELL C MAXIMUM |
| AWQD | STRENGTH RATING | 211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| MATT | MATERIAL | STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 1070-1090 ASSN STD SINGLE MATERIAL RESPONSE |
| Relevant Components for NSN - 5325-00-582-3971, 5325005823971 | ||||
| 5325-01-474-4172 (5325014744172) | 5305-00-005-0050 (5305000050050) | 5305-01-081-2450 (5305010812450) | 5360-00-248-8834 (5360002488834) | |
| 5340-01-369-8169 (5340013698169) | 5305-00-899-3578 (5305008993578) | 5330-00-593-8695 (5330005938695) | 5305-01-514-9340 (5305015149340) | |
| 5340-01-702-5703 (5340017025703) | 5360-00-920-9595 (5360009209595) | 5340-01-691-6457 (5340016916457) | 5306-01-269-7435 (5306012697435) | |
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