| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-943-8148 (009438148) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Spirolox Inc, Smalley Steel Ring Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVALDOUBLE OVALDOUBLE OVALDOUBLE OVAL |
| AARX | INSIDE DIAMETER | 4.135 INCHES NOMINAL4.135 INCHES NOMINAL4.135 INCHES NOMINAL4.135 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENEDNOT CASEHARDENEDNOT CASEHARDENEDNOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 4.611 INCHES NOMINAL4.611 INCHES NOMINAL4.611 INCHES NOMINAL4.611 INCHES NOMINAL |
| ABMC | MAJOR THICKNESS | 0.063 INCHES NOMINAL0.063 INCHES NOMINAL0.063 INCHES NOMINAL0.063 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 4.437 IN. SIZE4.437 IN. SIZE |
| Relevant Components for NSN - 5325-00-943-8148, 5325009438148 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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