4820-01-432-6589 VALVE,BUTTERFLY Index 4820-01-432-6591 VALVE,BALL

National Stock Number:
4820-01-432-6590

Federal Supply Class:
4820

National Item Identification Number:
014326590

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:
84123001-DS-C-7378415187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER6.000 INCHES FIRST END
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.875 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MAXIMUM OPERATING TEMP340.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER7.500 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER6.000 INCHES SECOND END
NOMINAL THICKNESS0.625 INCHES SECOND END
NOMINAL THICKNESS0.750 INCHES FIRST END
OPENING PRESSURE SETTING150.0 POUNDS PER SQUARE INCH
RAISED FACE NOMINAL DIAMETER3.625 INCHES SECOND END
RAISED FACE NOMINAL DIAMETER5.000 INCHES FIRST END
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.375 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.000 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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