AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Assembly 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) | 01-028-7976 (010287976) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation, Sae International, Society Of Automotive Engineers Inc, Transdigm Group Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| GC550EH | northrop grumman systems corporation | nut assembly tube coupling | RFQ |
| GC550EH56A | northrop grumman systems corporation | nut assembly tube coupling | RFQ |
| AS1713D56 | sae international | nut assembly tube coupling | RFQ |
| AS1713D56 | society of automotive engineers inc | nut assembly tube coupling | RFQ |
| 63551-56A | transdigm group inc | nut assembly tube coupling | RFQ |
| SAE-AS1710 | sae international | nut assembly tube coupling | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABHP | OVERALL LENGTH | 0.701 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 4.427 INCHES NOMINAL |
| ABUJ | THREAD SIZE | 4.250-12 |
| ACSV | TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED | 3.500 INCHES NOMINAL |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UN |
| CDPG | WORKING PRESSURE AND SERVICE TYPE | 125.0 POUNDS PER SQUARE INCH NOMINAL JET FUEL |
| CDPH | WORKING TEMP AND SERVICE TYPE | 65.0 DEG FAHRENHEIT MINIMUM JET FUEL AND 160.0 DEG FAHRENHEIT MAXIMUM JET FUEL |
| FEAT | SPECIAL FEATURES | FURNISHED WITH TWO WASHERS |
| MATT | MATERIAL | ALUMINUM ALLOY |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | NUT ASSEMBLY |
| Relevant Components for NSN - 4730-01-028-7976, 4730010287976 | ||||
| 4730-01-289-9381 (4730012899381) | 4730-00-998-7887 (4730009987887) | 4710-01-510-6678 (4710015106678) | 4720-01-597-9729 (4720015979729) | |
| 4730-01-693-7134 (4730016937134) | 4730-00-212-5301 (4730002125301) | 4710-01-351-8285 (4710013518285) | 4720-01-007-0893 (4720010070893) | |
| 4710-01-310-4877 (4710013104877) | 4710-01-225-9168 (4710012259168) | 4730-01-313-2925 (4730013132925) | 4730-01-387-7240 (4730013877240) | |
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