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National Stock Number:
4820-01-481-7638
Federal Supply Class:
4820
National Item Identification Number:
014817638
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:
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Techincal Specification:
| CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | CONNECTION TYPE | THREADED INTERNAL PIPE SECOND END | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | COPPER ALLOY 345 OR COPPER ALLOY 360 BODY | | MATERIAL | COPPER ALLOY 360 FLOW CONTROL DEVICE | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING | | MAXIMUM OPERATING TEMP | 121.0 CELSIUS SINGLE RESPONSE | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
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