| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-943-8149 (009438149) |
| NCB Code | USA (00) |
| Manufacturer | Dihard Co, Military Specifications, Spirolox Inc, Smalley Steel Ring Co |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| M27426-3216B | dihard co | ring retaining | 0f1u4 | RFQ |
| M2742630216B | military specifications | ring retaining | 81349 | RFQ |
| MIL-DTL-27426 | military specifications | ring retaining | 81349 | RFQ |
| RR537CD | spirolox inc | ring retaining | 80756 | RFQ |
| WHR-537-CD-Z | smalley steel ring co | ring retaining | 51814 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVALDOUBLE OVALDOUBLE OVALDOUBLE OVAL |
| AARX | INSIDE DIAMETER | 5.066 INCHES NOMINAL5.066 INCHES NOMINAL5.066 INCHES NOMINAL5.066 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENEDNOT CASEHARDENEDNOT CASEHARDENEDNOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 5.566 INCHES NOMINAL5.566 INCHES NOMINAL5.566 INCHES NOMINAL5.566 INCHES NOMINAL |
| ABMC | MAJOR THICKNESS | 0.074 INCHES NOMINAL0.074 INCHES NOMINAL0.074 INCHES NOMINAL0.074 INCHES NOMINAL |
| ACXD | RING STYLE | SPECIAL FLATSPECIAL FLATSPECIAL FLATSPECIAL FLAT |
| ALBY | USAGE DESIGN | INTERNALINTERNALINTERNALINTERNAL |
| ALME | MATERIAL HARDNESS RATING | 73.0 ROCKWELL A MINIMUM AND 73.0 ROCKWELL A MINIMUM AND 73.0 ROCKWELL A MINIMUM AND 73.0 ROCKWELL A MINIMUM AND 77.9 ROCKWELL A MAXIMUM77.9 ROCKWELL A MAXIMUM77.9 ROCKWELL A MAXIMUM77.9 ROCKWELL A MAXIMUM |
| AWQD | STRENGTH RATING | 211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| MATT | MATERIAL | STEEL,FED FED STD NO. 66,AISI C1070 THRU C1090 OR SAE 1070 THRU 1090STEELSTEELSTEEL,FED FED STD NO. 66,AISI C1070 THRU C1090 OR SAE 1070 THRU 1090 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD NO. 66,AISI C1070 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR FED STD NO. 66,AISI C1070 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSESAE 1070 THRU 1090 ASSN STD SINGLE MATERIA |
| SFTT | SURFACE TREATMENT | CADMIUM AND CADMIUM AND CHROMATECHROMATE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 2 TYPE AND 1 CLASS AND 1 CLASS AND 5,375 IN. SIZE5,375 IN. SIZE |
| Relevant Components for NSN - 5325-00-943-8149, 5325009438149 | ||||
| 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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