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) | 00-859-3517 (008593517) |
| NCB Code | USA (00) |
| Manufacturer | Sae International, Triumph Aerostructures Llc, Designed Metal Connections Inc, Faber Enterprises Inc, Society Of Automotive Engineers Inc, Globe Aerospace Inc, Inspektorat Wsparcia Sil Zbrojnych, Eaton Aeroquip Inc, Sps Technologies Inc, Military Standards Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS21921-8J | sae international | nut tube coupling | RFQ |
| CVC4257J8 | triumph aerostructures llc | nut tube coupling | RFQ |
| MS21921-8J | designed metal connections inc | nut tube coupling | RFQ |
| MS21921-8J | faber enterprises inc | nut tube coupling | RFQ |
| MS21921-8J | society of automotive engineers inc | nut tube coupling | RFQ |
| AS21921 | society of automotive engineers inc | nut tube coupling | RFQ |
| CVC4257-8J | triumph aerostructures llc | nut tube coupling | RFQ |
| MS21921-8J | globe aerospace inc | nut tube coupling | RFQ |
| 4730PL1454779 | inspektorat wsparcia sil zbrojnych | nut tube coupling | RFQ |
| MS21921-8J | eaton aeroquip inc | nut tube coupling | RFQ |
| AS21921 | sae international | nut tube coupling | RFQ |
| MS21921-8J | sps technologies inc | nut tube coupling | RFQ |
| AS18280 | society of automotive engineers inc | nut tube coupling | RFQ |
| AS18280 | sae international | nut tube coupling | RFQ |
| MS21921-8J | military standards corp | nut tube coupling | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| ACTA | NUT STYLE | TUBE COUPLING |
| AGAV | END ITEM IDENTIFICATION | TF33-P-3/5/9 (C/EC-135,B-52H) AIRCRAFT ENGINE. TF33-PW-102 (C-135E,EC-135H/K/P),SH-60F ASW CARRIER BASED HELICOPTER. MH-53E HELICOPTER. TF-33-P-7 (C-141 A/B) AIRCRAFT ENGINE. LAMPS MK III LANDING SYSTEM HELICOPTER. |
| BRQL | LENGTH TO SHOULDER | 0.609 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES |
| CQRJ | NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES |
| CRRB | SEAT ANGLE | 45.00 DEGREES NOMINAL |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 96906-MS21921 GOVERNMENT STANDARD |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ADEA | NUT HEIGHT | 0.860 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |
| BSPX | SMALLEST INSIDE DIAMETER | 0.552 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNJ |
| Relevant Components for NSN - 4730-00-859-3517, 4730008593517 | ||||
| 4720-00-906-9886 (4720009069886) | 4730-00-082-5929 (4730000825929) | 4720-00-405-6354 (4720004056354) | 4730-01-189-5520 (4730011895520) | |
| 4720-99-052-0970 (4720990520970) | 4720-01-198-9803 (4720011989803) | 4710-01-434-3220 (4710014343220) | 4730-00-202-8098 (4730002028098) | |
| 4730-01-415-3256 (4730014153256) | 4730-01-058-2167 (4730010582167) | 4730-01-590-9027 (4730015909027) | 4730-01-017-8286 (4730010178286) | |
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