| 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) | 01-221-8837 (012218837) |
| NCB Code | USA (01) |
| Manufacturer | Aeronautical Standards Group, Society Of Automotive Engineers Inc, Sae International |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AARN | FABRICATION METHOD | MACHINED |
| ACTA | NUT STYLE | TUBE COUPLING |
| ADEA | NUT HEIGHT | 1.021 INCHES NOMINAL |
| AGGP | DRILLED HOLE DIAMETER | 0.062 INCHES NOMINAL |
| ALET | HOLE TYPE AND QUANTITY | 4 DRILLED |
| ASDB | WIDTH ACROSS FLATS | 1.250 INCHES NOMINAL |
| BRQL | LENGTH TO SHOULDER | 0.868 INCHES NOMINAL |
| BSPX | SMALLEST INSIDE DIAMETER | 0.834 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNJ |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | 1.062 INCHES |
| CQRJ | NOMINAL TUBE OUTSIDE DIAMETER | 0.750 INCHES |
| CRHC | HOLE CONFIGURATION STYLE | CONFIGURATION B |
| MATT | MATERIAL | ALUMINUM ALLOY OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 88044-AN818 GOVERNMENT STANDARD |
| Relevant Components for NSN - 4730-01-221-8837, 4730012218837 | ||||
| 4730-01-436-2114 (4730014362114) | 4710-01-202-7787 (4710012027787) | 4720-01-526-5273 (4720015265273) | 4720-01-408-1219 (4720014081219) | |
| 4730-01-622-4160 (4730016224160) | 4720-01-589-9450 (4720015899450) | 4720-01-201-5242 (4720012015242) | 4730-00-409-1688 (4730004091688) | |
| 4720-01-137-0340 (4720011370340) | 4710-01-512-8267 (4710015128267) | 4720-01-703-1112 (4720017031112) | 4730-01-478-4701 (4730014784701) | |
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