4820-01-262-2545 VALVE,SAFETY RELIEF Index 4820-01-262-2547 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-262-2546

Federal Supply Class:
4820

National Item Identification Number:
012622546

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:
DA-70A-SET450-NMP1188-3/8X3/4IN.01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
DA-70A-SET450-NMP1188-3/8X3/4IN.75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP11880PTI0N1-75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
CONNECTION STYLEPLAIN (TUBE) 1ST END
CONNECTION TYPEUNTHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPEUNTHREADED INTERNAL TUBE 2ND END
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING (TUBE) 2ND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALSTEEL COMP 303 FLOW CONTROL DEVICE
MATERIALSTEEL COMP 303 SEAT
MAXIMUM OPERATING PRESSURE450.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES 2ND END
OPENING PRESSURE SETTING450.0 POUNDS PER SQUARE INCH
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE339.0 CUBIC FEET PER MINUTE


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