AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
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| Item Name | Nut Tube Coupling |
| Federal Supply Group (FSG) | Pipe Tubing Hose and Fittings |
| Federal Supply Class (FSC) | 4730 Hose Pipe Tube Lubrication and Railing Fittings |
| National Item Identification Number (NIIN) | 00-278-5449 (002785449) |
| NCB Code | USA (00) |
| Manufacturer | Curtiss Wright Controls Inc, Aeronautical Standards Group, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 156D2 | curtiss wright controls inc | nut tube coupling | RFQ |
| AN805 | aeronautical standards group | nut tube coupling | RFQ |
| MIL-DTL-6001 | military specifications | nut tube coupling | RFQ |
| AN805-6 | aeronautical standards group | nut tube coupling | RFQ |
| MIL-F-6001 | military specifications | nut tube coupling | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AARN | FABRICATION METHOD | MACHINED |
| ACTA | NUT STYLE | TUBE COUPLING |
| ADEA | NUT HEIGHT | 0.562 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 0.744 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |
| BRQL | LENGTH TO SHOULDER | 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM |
| BSPX | SMALLEST INSIDE DIAMETER | 0.473 INCHES MINIMUM AND 0.477 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQJX | NOMINAL THREAD SIZE | 0.625 INCHES |
| CQRJ | NOMINAL TUBE OUTSIDE DIAMETER | 0.375 INCHES |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,CP 21 OR 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 4730-00-278-5449, 4730002785449 | ||||
| 4720-01-543-9256 (4720015439256) | 4710-00-020-8209 (4710000208209) | 4720-00-236-2575 (4720002362575) | 4730-01-600-6309 (4730016006309) | |
| 4720-01-428-9860 (4720014289860) | 4720-01-352-6034 (4720013526034) | 4730-00-554-8091 (4730005548091) | 4710-00-815-6041 (4710008156041) | |
| 4730-01-612-5310 (4730016125310) | 4730-01-199-6545 (4730011996545) | 4730-01-223-0532 (4730012230532) | 4710-00-276-3984 (4710002763984) | |
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