4820-00-732-9442 VALVE,SAFETY RELIEF Index 4820-00-732-9444 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-732-9443

Federal Supply Class:
4820

National Item Identification Number:
007329443

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:
260020411243COSMODYNE, LLC
80-4G01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 2ND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL STEM
MAXIMUM OPERATING TEMP-150.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDOXYGEN, GASEOUS SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
NOMINAL THREAD SIZE1.250 INCHES 2ND END
OPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESCLEANED FOR LIQUID OXYGEN PER SPEC SP7TM FSCM 11243
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD QUANTITY PER INCH11-1/2 2ND END
THREAD QUANTITY PER INCH14 1ST END
THREAD SERIES DESIGNATORNPT 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
VALVE OPERATION METHODAUTOMATIC


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