4820-00-967-1019 VALVE,SAFETY RELIEF Index 4820-00-967-1021 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-967-1020

Federal Supply Class:
4820

National Item Identification Number:
009671020

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:
274572352CURTISS-WRIGHT FLOW CONTROL CORPORATION


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SPRING
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
OPENING PRESSURE SETTING2500.0 POUNDS PER SQUARE INCH
MATERIALCOPPER ALLOY BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE10000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP450.0 DEG FAHRENHEIT SINGLE RESPONSE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD QUANTITY PER INCH14 1ST END
THREAD SERIES DESIGNATORNPT 1ST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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