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National Stock Number:
4820-00-287-4637
Federal Supply Class:
4820
National Item Identification Number:
002874637
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:
| 282-4900-801823REVCPCV50 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 385-4900-1225407ALT1PCV3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 4824-158796PC1-4-625 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 4824-934713ALT10PC1-4625 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 4824-934713PC1T012 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 43835ALT10PC1-4625 | 81316 | PORTSMOUTH NAVAL SHIPYARD |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL PIPE SECOND END | | CONNECTION TYPE | THREADED INTERNAL PIPE FIRST END | | CONNECTION STYLE | PLAIN (PIPE) SECOND END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) FIRST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY SEAT | | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES FIRST END | | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES SECOND END | | NOMINAL THREAD SIZE | 0.250 INCHES FIRST END | | NOMINAL THREAD SIZE | 0.250 INCHES SECOND END | | OPENING PRESSURE SETTING | 625.0 POUNDS PER SQUARE INCH | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY PAC ADSV AND VALVE SIZE | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD QUANTITY PER INCH | 18 FIRST END | | THREAD QUANTITY PER INCH | 18 SECOND END | | THREAD SERIES DESIGNATOR | NPT FIRST END | | THREAD SERIES DESIGNATOR | NPT SECOND END | | VALVE OPERATION METHOD | AUTOMATIC |
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