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) | 01-323-3132 (013233132) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications, Military Standards Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MIL-R-21248 | military specifications | ring retaining | RFQ |
| MS16625-4325 | military standards corp | ring retaining | RFQ |
| MIL-DTL-21248 | military specifications | ring retaining | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 3.568 INCHES MINIMUM AND 3.678 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
| ACXD | RING STYLE | INTERNAL |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | 44.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL COMP 632 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 CLASS |
| Relevant Components for NSN - 5325-01-323-3132, 5325013233132 | ||||
| 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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