| 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) | 01-087-7557 (010877557) |
| NCB Code | USA (01) |
| Manufacturer | Society Of Automotive Engineers Inc, Sae International, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| AS21921 | society of automotive engineers inc | nut tube coupling | 81343 | RFQ |
| AS21921 | sae international | nut tube coupling | 0u583 | RFQ |
| MS21921-8D | military standards corp | nut tube coupling | 96906 | RFQ |
| MS21921-8D | sae international | nut tube coupling | 0u583 | RFQ |
| MS21921-8D | society of automotive engineers inc | nut tube coupling | 81343 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | TUBE COUPLING |
| ADEA | NUT HEIGHT | 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.871 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| BRQL | LENGTH TO SHOULDER | 0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM |
| BSPX | SMALLEST INSIDE DIAMETER | 0.552 INCHES MINIMUM AND 0.557 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNJF |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES |
| CQRJ | NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES |
| CRRB | SEAT ANGLE | 45.0 DEGREES NOMINAL |
| MATT | MATERIAL | ALUMINUM ALLOY 2014 AND ALUMINUM ALLOY 2024 OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 96906-MS21921 GOVERNMENT STANDARD |
| Components Related to NSN - 4730-01-087-7557, 4730010877557 | ||||
| 4710-00-273-7663 (4710002737663) | 4730-01-217-4564 (4730012174564) | 4720-00-630-5106 (4720006305106) | 4730-01-078-4317 (4730010784317) | |
| 4720-00-547-5682 (4720005475682) | 4730-66-051-7184 (4730660517184) | 4730-00-958-6476 (4730009586476) | 4730-01-375-8686 (4730013758686) | |
| 4730-01-025-3236 (4730010253236) | 4720-00-719-5991 (4720007195991) | 4730-15-068-5734 (4730150685734) | 4720-01-363-7179 (4720013637179) | |
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