We've received your request for 1704C (described as Valve Safety Relief), manufactured by Lunkenheimer Co with CAGE code 37239. This part is registered under NSN 4820-00-174-2437, classified in FSG 48 Valves / FSC 4820 Valves Nonpowered. Our verification process will confirm traceability through supporting identifiers including NIIN 00-174-2437, NCB code 00 (origin: USA), and INC 05488. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your 1704C 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 |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSU | DISK LOADING METHOD | SPRING |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END |
| CMLP | THREAD QUANTITY PER INCH | 14 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 350.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | COPPER ALLOY STEM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADSY | VALVE DISCHARGE FLOW RATE | 312.0 CUBIC FEET PER MINUTE |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) 1ST END |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CQCN | POWER DRIVE OPERATING PRESSURE | 350.0 POUNDS PER SQUARE INCH NOMINAL |
| CQCY | ADJUSTABLE PRESSURE RANGE | +251.0/+400.0 POUNDS PER SQUARE INCH |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| End Use : 21180 | Industrial machines, other |
|---|---|
| Schedule B : 8481400000 (NAICS 332911) | Safety or relief valves |
| SITC : 74740 | Safety or relief valves |
| 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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