We've received your request for MS21921D4 (described as Nut Tube Coupling), manufactured by Military Standards Corp with CAGE code 96906. This part is registered under NSN 4730-00-222-8636, classified in FSG 47 Pipe Tubing Hose and Fittings / FSC 4730 Hose Pipe Tube Lubrication and Railing Fittings. Our verification process will confirm traceability through supporting identifiers including NIIN 00-222-8636, NCB code 00 (origin: USA), and INC 03859. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your MS21921D4 requirements. We specialize in authenticated aerospace components, offering both NSN-tracked military parts and commercial equivalents, all validated through our rigorous sourcing protocols.
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| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4730-00-222-8636 Item PartTypeName: NUT,TUBE COUPLING | 4730 | 002228636 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| AS18280 | 3 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | TUBE COUPLING |
| ADEA | NUT HEIGHT | 0.719 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL |
| BRQL | LENGTH TO SHOULDER | 0.547 INCHES NOMINAL |
| BSPX | SMALLEST INSIDE DIAMETER | 0.300 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNJF |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES |
| CQRJ | NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |
| CRRB | SEAT ANGLE | 45.00 DEGREES NOMINAL |
| MATT | MATERIAL | ALUMINUM ALLOY 7075 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| End Use : 12300 | Finished metal shapes |
|---|---|
| Schedule B : 7609000000 (NAICS 332919) | Aluminum tube or pipe fittings (couplings, elbows sleeves) |
| SITC : 68427 | Aluminum and aluminum alloy tube and pipe fittings (e.G. Couplings, elbows and sleeves) |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials. |
| PMIC | U - Precious metal content is unknown |
| AAC | D |
|---|---|
| Classification Control | U |
| MGMT_CTL | J2200x- |
| Quantity per pack | 25 |
| Repariability | Item requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. refer to appropriate manuals or directives for specific instructions. |
| Shelf Life | N/A |
| SOS | Sms |
| Unit of Measure | Ea |
| ACC: | B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater |
|---|---|
| ADC: | A - Shipment is not a consolidation and does not exceed 84 inches in any dimension. |
| LTL: | Q - 70.0 |
| NMFC: | 013540 - Alum nuts |
| SHC: | 9 - Other or no special handling required (sh) |
| TCC: | Z - No special type of cargo code applicable |
| WCC: | 576 - Metal and metal products, nos, (less than 35 feet) |
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AS9120B and ISO 9001:2015 |
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ESD S20.20-2014 Certification |
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