4730-00-137-1803 COUPLING,HOSE Index 4820-00-137-1806 SPARGER,VALVE,FLUID

National Stock Number:
4820-00-137-1805

Federal Supply Class:
4820

National Item Identification Number:
001371805

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:
1-2IN23A275PSIG01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
1/2FIG23MA275PSIG01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
1470619422DEMARKUS CORP REFRIGERATION ENGINEERING CORP
201703670TYCO FIRE PRODUCTS LP
22 1-2X3-4 25001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
22M A-2X3-4 25001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
913BDCM01 1/2X3/4 25001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
CONNECTION TYPETHREADED EXTERNAL PIPE 2ND END
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
FLOW CONTROL DEVICEDISK
OPENING PRESSURE SETTING250.0 POUNDS PER SQUARE INCH
MATERIALCOPPER ALLOY OVERALL
MAXIMUM OPERATING PRESSURE1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
NOMINAL THREAD SIZE0.500 INCHES 2ND END
VALVE DISCHARGE FLOW RATE252.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
THREAD SERIES DESIGNATORNPT 2ND END


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