4820-00-595-1543 VALVE,SAFETY RELIEF Index 4820-00-595-1549 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-595-1546

Federal Supply Class:
4820

National Item Identification Number:
005951546

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:
L2120C75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP11101343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP11115187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP11175954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+101.0 TO 140.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHODUNION
BONNET TYPEEXPOSED SPRING
CONNECTION STYLESOCKET 1ST END
CONNECTION TYPEUNTHREADED INTERNAL PIPE 1ST END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY 462 AND COPPER ALLOY 464 AND COPPER ALLOY 482 STEM
MATERIALCOPPER ALLOY 922 BODY
MATERIALCOPPER ALLOY 922 FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 SEAT
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH 2ND RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES 1ST END
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC


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