4820-00-889-2424 VALVE,SAFETY RELIEF Index 4820-00-889-2426 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-889-2425

Federal Supply Class:
4820

National Item Identification Number:
008892425

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:
5355008892425A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
5355008892425SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
A34150ANDH45856SH415187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
NICKEL ALLOY AND
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
NICKEL ALLOY STEM
FLOW CONTROL DEVICEPOPPET
MAXIMUM OPERATING PRESSURE900.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP775.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE31000.0 POUNDS PER HOUR
CONNECTION TYPEFLANGE 1ST END
FLANGE 2ND END
FLANGE SHAPEROUND WITH HOLES 1ST END
ROUND WITH HOLES 2ND END
NOMINAL OUTSIDE DIAMETER7.500 INCHES 1ST END
9.000 INCHES 2ND END
NOMINAL THICKNESS1.125 INCHES 1ST END
1.188 INCHES 2ND END
BOLT HOLE QUANTITY8 1ST END
8 2ND END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES 1ST END
0.875 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER5.875 INCHES 1ST END
7.250 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT 1ST END
RAISED STRAIGHT 2ND END
RAISED FACE NOMINAL HEIGHT0.688 INCHES 1ST END
0.062 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER5.000 INCHES 1ST END
5.500 INCHES 2ND END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING700.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE696.0 TO 760.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
THE MANUFACTURERS DATA
MANUFACTURERS CODE15187
DESIGN CONTROL REFERENCEA34150ANDH45856SH4


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