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) | 01-135-9220 (011359220) |
| NCB Code | USA (01) |
| Manufacturer | Smalley Steel Ring Co, Spirolox Inc, Nimikkeistokeskus Ncb Finland, General Electric Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 2.559 INCHES MINIMUM AND 2.568 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 2.865 INCHES MINIMUM AND 2.890 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| ABQK | END STYLE | DIAGONAL PARALLEL |
| ACXD | RING STYLE | SPECIAL FLAT |
| ALBY | USAGE DESIGN | INTERNAL |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| Relevant Components for NSN - 5325-01-135-9220, 5325011359220 | ||||
| 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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