4820-00-967-1016 VALVE,CHECK Index 4820-00-967-1019 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-967-1018

Federal Supply Class:
4820

National Item Identification Number:
009671018

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:
H04L6A15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER10.625 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER7.875 INCHES 1ST END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES 2ND END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES 1ST END
BOLT HOLE QUANTITY12 2ND END
BOLT HOLE QUANTITY8 1ST END
BONNET TYPEEXPOSED SPRING
BONNET ATTACHMENT METHODBOLTED
CONNECTION TYPEFLANGE 1ST END
CONNECTION TYPEFLANGE 2ND END
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.562 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT 1ST END
FLANGE FACE DESIGNRAISED STRAIGHT 2ND END
FLANGE SHAPEROUND WITH HOLES 1ST END
FLANGE SHAPEROUND WITH HOLES 2ND END
FLOW CONTROL DEVICEDISK
NOMINAL OUTSIDE DIAMETER10.000 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER12.500 INCHES 2ND END
NOMINAL THICKNESS0.875 INCHES 1ST END
NOMINAL THICKNESS0.875 INCHES 2ND END
OPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE160.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP450.0 DEG FAHRENHEIT SINGLE RESPONSE
SECOND CONNECTION FACE TO CENTERLINE DISTANCE7.250 INCHES
RAISED FACE NOMINAL DIAMETER5.750 INCHES 1ST END
RAISED FACE NOMINAL DIAMETER8.125 INCHES 2ND END
RAISED FACE NOMINAL HEIGHT0.062 INCHES 1ST END
RAISED FACE NOMINAL HEIGHT0.062 INCHES 2ND END
VALVE DISCHARGE FLOW RATE10854.0 POUNDS PER HOUR
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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