We've received your request for 771 3 8IN (described as Valve Gate), manufactured by Lunkenheimer Co with CAGE code 37239. This part is registered under NSN 4820-00-957-3137, classified in FSG 48 Valves / FSC 4820 Valves Nonpowered. Our verification process will confirm traceability through supporting identifiers including NIIN 00-957-3137, NCB code 00 (origin: USA), and INC 05482. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your 771 3 8IN 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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| MRC | Criteria | Characteristic |
|---|---|---|
| CQCJ | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 300.0 POUNDS PER SQUARE INCH STEAM AND 600.0 POUNDS PER SQUARE INCH WATER-OIL-GAS |
| CBBL | FEATURES PROVIDED | BONNET PACKING |
| CRKP | STEM TYPE | NONRISING |
| MATT | MATERIAL | COPPER ALLOY DISK |
| ADST | BONNET ATTACHMENT METHOD | THREADED |
| SR-5 | THE MANUFACTURERS DATA | |
| FEAT | SPECIAL FEATURES | 0.375 IN. PIPE SIZE;R.H. THD;18 THDS PER INCH |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY NOM PIPE SIZE AND END DIM. |
| SR-5 | DESIGN CONTROL REFERENCE | 771 3/8IN |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES |
| THSD | THREAD SERIES DESIGNATOR | NPT |
| ADSR | BONNET TYPE | INSIDE SCREW |
| SR-5 | MANUFACTURERS CODE | 37239 |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| 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 |
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AS9120B and ISO 9001:2015 |
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FAA AC 0056B Accredited |
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AS 6081:2012 Certification |
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ESD S20.20-2014 Certification |
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