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) | 00-720-9230 (007209230) |
| NCB Code | USA (00) |
| Manufacturer | Seeger Inc, Military Standards Corp, Truarc Company Llc, Military Specifications, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| N1300-550AS | seeger inc | ring retaining | RFQ |
| MS16625-4550 | military standards corp | ring retaining | RFQ |
| N5000-550H | truarc company llc | ring retaining | RFQ |
| MIL-DTL-21248 | military specifications | ring retaining | RFQ |
| MILR21248 | military specifications | ring retaining | RFQ |
| MS16625C-4550 | national aerospace standards com | ring retaining | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | ROUNDED OUTSIDE CORNERS |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 6.001 INCHES MINIMUM AND 6.131 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.121 INCHES MINIMUM AND 0.129 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 |
| Relevant Components for NSN - 5325-00-720-9230, 5325007209230 | ||||
| 5365-00-981-3580 (5365009813580) | 5306-01-663-0372 (5306016630372) | 5330-00-259-1415 (5330002591415) | 5340-00-140-8006 (5340001408006) | |
| 5310-01-055-6080 (5310010556080) | 5340-01-571-9066 (5340015719066) | 5360-01-528-5575 (5360015285575) | 5340-01-254-4525 (5340012544525) | |
| 5310-01-456-0920 (5310014560920) | 5331-01-311-6975 (5331013116975) | 5330-00-147-6676 (5330001476676) | 5365-01-201-0770 (5365012010770) | |
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