4820-01-198-1103 VALVE,SAFETY RELIEF Index 4820-01-198-1105 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-198-1104

Federal Supply Class:
4820

National Item Identification Number:
011981104

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:
2021001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20210H51M01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20210J02S004501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20210J02S004515187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
D54UU-05 1/2 INCH5P967DANTE VALVE COMPANY
D54UU-05 1/2 INCH65079DANCO VALVE COMPANY


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY 922 BODY
NICKEL ALLOY FLOW CONTROL DEVICE
NICKEL ALLOY SEAT
NICKEL ALLOY STEM
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP165.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESOCKET WITH BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES ALL ENDS
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODBOLTED
ADJUSTABLE PRESSURE RANGE45.0 TO 55.0 POUNDS PER SQUARE INCH


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