4820-00-967-1020 VALVE,SAFETY RELIEF Index 4820-00-967-1022 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-967-1021

Federal Supply Class:
4820

National Item Identification Number:
009671021

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:
JMBTSTYLEC15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 2ND END
CONNECTION TYPETHREADED INTERNAL PIPE 2ND END
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
NOMINAL THREAD SIZE1.000 INCHES 2ND END
OPENING PRESSURE SETTING2900.0 POUNDS PER SQUARE INCH
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE5000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP750.0 DEG FAHRENHEIT SINGLE RESPONSE
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST 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
STYLE DESIGNATORANGLE


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