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National Stock Number:
4820-00-469-0338
Federal Supply Class:
4820
National Item Identification Number:
004690338
Description:
VALVE,SAFETY RELIEF
Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
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Manufacturer Information:
| 42452PC3-8 350 | 81316 | PORTSMOUTH NAVAL SHIPYARD | | 475-4824-72316 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 475-4824-72316PC3-8350 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 487-4105-723231PCV6 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 569-487PCV6 | 81316 | PORTSMOUTH NAVAL SHIPYARD |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END | | CONNECTION STYLE | PLAIN (PIPE) 1ST END | | DISK LOADING METHOD | SPRING | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY SEAT | | NOMINAL PIPE SIZE ACCOMMODATED | 0.375 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.375 INCHES 1ST END | | OPENING PRESSURE SETTING | 350.0 POUNDS PER SQUARE INCH | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY PAC ADSV AND VALVE SIZE | | THREAD QUANTITY PER INCH | 18 1ST END | | THREAD SERIES DESIGNATOR | NPT 1ST END |
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