AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Plain Hexagon |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-021-8408 (000218408) |
| NCB Code | USA (00) |
| Manufacturer | Corbitt Co Inc, General Motors Corp, International Harvester Co, Kaitlin Corp, Allis Chalmers Corp, Federal Specifications, Diamond Reo Trucks Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 41F20 | corbitt co inc | nut plain hexagon | RFQ |
| 218408 | general motors corp | nut plain hexagon | RFQ |
| 218408 | international harvester co | nut plain hexagon | RFQ |
| 6X3-1-1-4 | kaitlin corp | nut plain hexagon | RFQ |
| 0906405 | allis chalmers corp | nut plain hexagon | RFQ |
| 906405 | allis chalmers corp | nut plain hexagon | RFQ |
| 0906405-6 | allis chalmers corp | nut plain hexagon | RFQ |
| FFB571TYPEA | federal specifications | nut plain hexagon | RFQ |
| N38311 | diamond reo trucks inc | nut plain hexagon | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 1.063 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 1.875 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | 1.250 INCHES |
| CRTM | BEARING SURFACE TYPE | WASHER FACED |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A TYPE |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY NUT HEIGHT |
| Relevant Components for NSN - 5310-00-021-8408, 5310000218408 | ||||
| 5305-00-825-1285 (5305008251285) | 5315-01-177-1845 (5315011771845) | 5340-01-536-0624 (5340015360624) | 5330-01-398-3824 (5330013983824) | |
| 5365-00-602-2520 (5365006022520) | 5340-01-658-6711 (5340016586711) | 5306-00-488-7520 (5306004887520) | 5310-00-443-4905 (5310004434905) | |
| 5305-00-579-4230 (5305005794230) | 5306-01-488-3599 (5306014883599) | 5340-01-429-0378 (5340014290378) | 5305-01-208-9074 (5305012089074) | |
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