4820-01-281-5853 VALVE,SAFETY RELIEF Index 4820-01-281-5855 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-281-5854

Federal Supply Class:
4820

National Item Identification Number:
012815854

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.


Manufacturer Information:
1856MC 1/2IN 10PSI SET72352CURTISS-WRIGHT FLOW CONTROL CORPORATION


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY 360 OR
COPPER ALLOY 922 BODY
FLOW CONTROL DEVICEDISK
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
THREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
PLAIN,OPTIONAL END(PIPE) 2ND END
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.500 INCHES 1ST END
0.750 INCHES 2ND END
THREAD DIRECTIONRIGHT-HAND ALL ENDS
OPENING PRESSURE SETTING10.0 POUNDS PER SQUARE INCH


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