4810-01-260-0504 VALVE,SAFETY RELIEF Index 4820-01-260-0506 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-260-0505

Federal Supply Class:
4820

National Item Identification Number:
012600505

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:
2J3J0S25 TYPE A CAP SCREW15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
6136603615187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER6.625 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.625 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES FIRST END
BOLT HOLE QUANTITY4 SECOND END
BOLT HOLE QUANTITY8 FIRST END
CONNECTION TYPEFLANGE ALL ENDS
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
MAXIMUM OPERATING TEMP-20.0 FAHRENHEIT FIRST RESPONSE
MAXIMUM OPERATING TEMP100.0 FAHRENHEIT SECOND RESPONSE
NOMINAL OUTSIDE DIAMETER6.000 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER8.250 INCHES FIRST END
NOMINAL THICKNESS0.500 INCHES SECOND END
NOMINAL THICKNESS1.125 INCHES FIRST END
OPENING PRESSURE SETTING185.0 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 FIRST END
RAISED FACE NOMINAL HEIGHT1.063 INCHES SECOND END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.375 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE3.000 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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