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National Stock Number:
4820-01-147-9304
Federal Supply Class:
4820
National Item Identification Number:
011479304
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:
| 42302-3311-80 | 52253 | FLUID MECHANICS VALVE COMPANY | | 42302-3311-80 1-2X3-4 | 52253 | FLUID MECHANICS VALVE COMPANY |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | FURNISHED ITEMS AND QUANTITY | 1 LEVER | | FLOW CONTROL DEVICE | DISK | | MATERIAL | BRONZE BODY | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE SEAT | | MAXIMUM OPERATING TEMP | 500.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.750 INCHES SECOND END | | NOMINAL THREAD SIZE | 1.062 INCHES FIRST END | | OPENING PRESSURE SETTING | 80.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | ANGLE | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UN FIRST END | | THREAD SERIES DESIGNATOR | UNF SECOND END | | THREAD QUANTITY PER INCH | 12 FIRST END | | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
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