AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-598-0933 (005980933) |
| NCB Code | USA (00) |
| Manufacturer | Military Standards Corp, Military Specifications, Truarc Company Llc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS16631-2156 | military standards corp | ring retaining | RFQ |
| MS16630-2156 | military standards corp | ring retaining | RFQ |
| MIL-R-21248 | military specifications | ring retaining | RFQ |
| MS16631-1156 | military standards corp | ring retaining | RFQ |
| N5002-156MD | truarc company llc | ring retaining | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | BEVELED ONE OUTSIDE CORNER |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 1.734 INCHES NOMINAL |
| ABMB | MINOR THICKNESS | 0.048 INCHES NOMINAL |
| ABMC | MAJOR THICKNESS | 0.062 INCHES NOMINAL |
| ACXD | RING STYLE | INTERNAL |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD NO. 66,AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE |
| Relevant Components for NSN - 5325-00-598-0933, 5325005980933 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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