| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-163-6664 (001636664) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Spirolox Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| M2742640100D | military specifications | ring retaining | 81349 | RFQ |
| MIL-DTL-27426 | military specifications | ring retaining | 81349 | RFQ |
| MIL-DTL-27426/4 | military specifications | ring retaining | 81349 | RFQ |
| RRN50SP | spirolox inc | ring retaining | 80756 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 0.448 INCHES MINIMUM AND 0.461 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 0.538 INCHES MINIMUM AND 0.551 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM |
| ACXD | RING STYLE | SPIRAL |
| ALBY | USAGE DESIGN | INTERNAL |
| AWQD | STRENGTH RATING | 200000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| MATT | MATERIAL | STEEL COMP 302STEEL COMP 302 OR STEEL COMP 302 OR STEEL COMP 302 OR STEEL COMP 302 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 302 ASSN STD SINGLE MATERIAL RESPONSE OR AISI 302 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-5059,TYPE 302 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-766,CLASS 302 FED SPEC SINGLE MATERIAL |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| Components Related to NSN - 5325-00-163-6664, 5325001636664 | ||||
| 5305-01-222-7769 (5305012227769) | 5365-01-044-5936 (5365010445936) | 5331-01-276-7349 (5331012767349) | 5340-00-536-5281 (5340005365281) | |
| 5365-00-550-5464 (5365005505464) | 5305-01-209-8688 (5305012098688) | 5340-01-624-2067 (5340016242067) | 5340-01-214-3681 (5340012143681) | |
| 5330-01-166-9520 (5330011669520) | 5306-00-528-5534 (5306005285534) | 5307-00-307-2340 (5307003072340) | 5340-01-382-3018 (5340013823018) | |
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