| 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 Standards Corp, Society Of Automotive Engineers Inc, Sae International, Military Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MS21921-12 | military standards corp | nut tube coupling | 96906 | RFQ |
| AS18280 | society of automotive engineers inc | nut tube coupling | 81343 | RFQ |
| AS18280 | sae international | nut tube coupling | 0u583 | RFQ |
| AS21921 | society of automotive engineers inc | nut tube coupling | 81343 | RFQ |
| MS21921V12P | sae international | nut tube coupling | 0u583 | RFQ |
| MS21921V12P | society of automotive engineers inc | nut tube coupling | 81343 | RFQ |
| AS21921 | sae international | nut tube coupling | 0u583 | RFQ |
| AS21921V12P | sae international | nut tube coupling | 0u583 | RFQ |
| MIL-F-18280 | military specifications | nut tube coupling | 81349 | 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 | ||||
| 4720-00-909-5229 (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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