4820-01-270-9560 VALVE,SAFETY RELIEF Index 4820-01-270-9562 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-270-9561

Federal Supply Class:
4820

National Item Identification Number:
012709561

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:
D50G,NMP10910PTE 1261T1380PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP1091FOSS 125601343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP1091FOSS 125615187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP1091FOSS 125675954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+1261.0 TO 1380.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER4.500 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER5.500 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.625 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES SECOND END
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.000 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MATERIALSTEEL COMP 416 STEM
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER6.125 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER7.000 INCHES FIRST END
NOMINAL THICKNESS0.688 INCHES FIRST END
NOMINAL THICKNESS0.812 INCHES SECOND END
OPERATING PRESSURE1480.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
RAISED FACE NOMINAL DIAMETER4.125 INCHES FIRST END
RAISED FACE NOMINAL HEIGHT0.062 INCHES FIRST END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.875 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.500 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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