AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 01-543-0020 (015430020) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications, Society Of Automotive Engineers Inc, Sae International, Military Standards Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MIL-F-18280 | military specifications | nut tube coupling | RFQ |
| AS21921 | society of automotive engineers inc | nut tube coupling | RFQ |
| AS18280 | sae international | nut tube coupling | RFQ |
| AS18280 | society of automotive engineers inc | nut tube coupling | RFQ |
| AS21921V12P | sae international | nut tube coupling | RFQ |
| MS21921-12 | military standards corp | nut tube coupling | RFQ |
| MS21921V12P | society of automotive engineers inc | nut tube coupling | RFQ |
| AS21921 | sae international | nut tube coupling | RFQ |
| MS21921V12P | sae international | nut tube coupling | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B" |
| AAJF | THREAD DIRECTION | RIGHT-HAND" |
| AARN | FABRICATION METHOD | ANY ACCEPTABLE" |
| ACTA | NUT STYLE | TUBE COUPLING" |
| ADEA | NUT HEIGHT | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM" |
| ASDB | WIDTH ACROSS FLATS | 1.250 INCHES NOMINAL" |
| BRQL | LENGTH TO SHOULDER | 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM" |
| BSPX | SMALLEST INSIDE DIAMETER | 0.826 INCHES MINIMUM AND 0.831 INCHES MAXIMUM" |
| 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" |
| CRRB | SEAT ANGLE | 45.00 DEGREES NOMINAL" |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SLEEVE COUPLING, FLARELESS" |
| FEAT | SPECIAL FEATURES | CORROSION RESISTANT STEEL (15-5) WITH CADMIUM PLATING" |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL" |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL" |
| ZZZK | SPECIFICATION/STANDARD DATA | 81343 - AS21921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD" |
| AAJD | THREAD CLASS | 3B" |
| AAJF | THREAD DIRECTION | RIGHT-HAND" |
| AARN | FABRICATION METHOD | ANY ACCEPTABLE" |
| ACTA | NUT STYLE | TUBE COUPLING" |
| ADEA | NUT HEIGHT | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM" |
| ASDB | WIDTH ACROSS FLATS | 1.250 INCHES NOMINAL" |
| BRQL | LENGTH TO SHOULDER | 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM" |
| BSPX | SMALLEST INSIDE DIAMETER | 0.826 INCHES MINIMUM AND 0.831 INCHES MAXIMUM" |
| 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" |
| CRRB | SEAT ANGLE | 45.00 DEGREES NOMINAL" |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SLEEVE COUPLING, FLARELESS" |
| FEAT | SPECIAL FEATURES | CORROSION RESISTANT STEEL (15-5) WITH CADMIUM PLATING" |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL" |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL" |
| ZZZK | SPECIFICATION/STANDARD DATA | 81343 - AS21921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD" |
| Relevant Components for NSN - 4730-01-543-0020, 4730015430020 | ||||
| 4720-01-534-8173 (4720015348173) | 4730-01-701-7883 (4730017017883) | 4730-01-598-0285 (4730015980285) | 4710-00-504-5516 (4710005045516) | |
| 4730-01-203-2201 (4730012032201) | 4730-01-264-0778 (4730012640778) | 4720-00-639-9764 (4720006399764) | 4730-00-289-4981 (4730002894981) | |
| 4710-00-467-8492 (4710004678492) | 4710-01-139-7139 (4710011397139) | 4730-00-929-8993 (4730009298993) | 4720-00-470-9995 (4720004709995) | |
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