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) | 00-943-5353 (009435353) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Spirolox Inc, Smalley Steel Ring Co |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| M2742630176B | military specifications | ring retaining | RFQ |
| RR-318CD | spirolox inc | ring retaining | RFQ |
| MIL-DTL-27426 | military specifications | ring retaining | RFQ |
| WH-318-CD | smalley steel ring co | ring retaining | RFQ |
| WHR-318-CD-Z | smalley steel ring co | ring retaining | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 2.951 INCHES MINIMUM AND 2.991 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 3.311 INCHES MINIMUM AND 3.341 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.060 INCHES MINIMUM AND 0.066 INCHES MAXIMUM |
| ACXD | RING STYLE | SPECIAL FLAT |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM |
| AWQD | STRENGTH RATING | 211000.000 POUNDS PER SQUARE INCH MINIMUM TENSILE |
| MATT | MATERIAL | STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD NO. 66,AISI C1070 THRU 1090 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 - 5325-00-943-5353, 5325009435353 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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