| 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) | 01-203-1103 (012031103) |
| NCB Code | USA (01) |
| Manufacturer | Parker Hannifin Corporation, Military Specifications, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 12BTX-SZ | parker hannifin corporation | nut tube coupling | 98441 | RFQ |
| MIL-DTL-18866 | military specifications | nut tube coupling | 81349 | RFQ |
| MIL-F-18866 | military specifications | nut tube coupling | 81349 | RFQ |
| MS51531B12Z | military standards corp | nut tube coupling | 96906 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | TUBE COUPLING |
| ADEA | NUT HEIGHT | 1.020 INCHES NOMINAL |
| 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 | UN |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | 1.062 INCHES |
| CQRJ | NOMINAL TUBE OUTSIDE DIAMETER | 0.750 INCHES |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 96906-MS51531 GOVERNMENT STANDARD |
| Relevant Components for NSN - 4730-01-203-1103, 4730012031103 | ||||
| 4720-00-909-5229 (4720009095229) | 4720-99-796-2071 (4720997962071) | 4730-00-684-6909 (4730006846909) | 4730-01-193-6176 (4730011936176) | |
| 4730-01-646-0189 (4730016460189) | 4730-01-555-6896 (4730015556896) | 4710-00-833-0252 (4710008330252) | 4730-01-590-4779 (4730015904779) | |
| 4730-01-651-5665 (4730016515665) | 4730-01-290-4149 (4730012904149) | 4710-00-856-6433 (4710008566433) | 4710-01-596-8746 (4710015968746) | |
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