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) | 00-176-0345 (001760345) |
| NCB Code | USA (00) |
| Manufacturer | Spirolox Inc, Sigma Tek Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 1.818 INCHES MINIMUM AND 1.838 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 2.134 INCHES MINIMUM AND 2.154 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| ACXD | RING STYLE | SPIRAL |
| ALBY | USAGE DESIGN | EXTERNAL |
| AWQD | STRENGTH RATING | 211000.0 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| MATT | MATERIAL | STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1075 OR STEEL COMP 1085 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI/SAE 1070 OR 1074 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 OR 1075 OR 1085 ASSN STD ALL MATERIAL RESPONSES OR MIL-S-46049 MIL SPEC ALL MATERIAL RESPONSES |
| Relevant Components for NSN - 5325-00-176-0345, 5325001760345 | ||||
| 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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