4820-01-301-7984 VALVE,SAFETY RELIEF Index 4810-01-301-7986 VALVE,SOLENOID

National Stock Number:
4820-01-301-7985

Federal Supply Class:
4820

National Item Identification Number:
013017985

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:
16961-F SN 91516-19-A1072352CURTISS-WRIGHT FLOW CONTROL CORPORATION
26DA12-170 1IN SET 600PSI72352CURTISS-WRIGHT FLOW CONTROL CORPORATION


Techincal Specification:
BOLT HOLE NOMINAL DIAMETER0.625 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.625 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER3.500 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES FIRST END
BOLT HOLE QUANTITY4 FIRST END
BOLT HOLE QUANTITY4 SECOND END
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEFLANGE FIRST END
DISK LOADING METHODSPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.500 INCHES
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 DEVICEDISK
MATERIALSTEEL CORROSION RESISTING STEM
NOMINAL OUTSIDE DIAMETER6.000 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER4.875 INCHES SECOND END
NOMINAL THICKNESS0.625 INCHES FIRST END
NOMINAL THICKNESS0.688 INCHES SECOND END
OPENING PRESSURE SETTING600.0 POUNDS PER SQUARE INCH
RAISED FACE NOMINAL HEIGHT0.063 INCHES FIRST END
RAISED FACE NOMINAL HEIGHT0.500 INCHES SECOND END
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.125 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.000 INCHES


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