4820-00-889-2425 VALVE,SAFETY RELIEF Index 4470-00-889-2428 FILTER,FLUID

National Stock Number:
4820-00-889-2426

Federal Supply Class:
4820

National Item Identification Number:
008892426

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:
2541315187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
25413-215187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
A2541315187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
A25413ANDH45856SH22 1-2X3 1-2IN15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+672.0 TO 732.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER7.250 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER5.875 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES SECOND END
BOLT HOLE QUANTITY8 FIRST END
BOLT HOLE QUANTITY8 SECOND END
BONNET TYPEPACKING RETAINING
CONNECTION TYPEFLANGE FIRST END
CONNECTION TYPEFLANGE SECOND END
DISK LOADING METHODSPRING
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
FLANGE FACE DESIGNRAISED STRAIGHT FIRST END
FLANGE FACE DESIGNRAISED STRAIGHT SECOND END
FLANGE SHAPEROUND WITH HOLES FIRST END
FLANGE SHAPEROUND WITH HOLES SECOND END
FLOW CONTROL DEVICEPOPPET
MATERIALNICKEL ALLOY AND STEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALNICKEL ALLOY STEM
MATERIALSTEEL BODY
NOMINAL OUTSIDE DIAMETER7.500 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER9.000 INCHES SECOND END
NOMINAL THICKNESS1.125 INCHES FIRST END
NOMINAL THICKNESS1.125 INCHES SECOND END
OPENING PRESSURE SETTING700.0 POUNDS PER SQUARE INCH
RAISED FACE NOMINAL DIAMETER5.500 INCHES SECOND END
RAISED FACE NOMINAL DIAMETER5.000 INCHES FIRST END
RAISED FACE NOMINAL HEIGHT0.062 INCHES SECOND END
RAISED FACE NOMINAL HEIGHT0.750 INCHES FIRST END
VALVE DISCHARGE FLOW RATE43000.0 POUNDS PER HOUR
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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