4820-01-151-8948 VALVE,SAFETY RELIEF Index 4820-01-151-8950 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-151-8949

Federal Supply Class:
4820

National Item Identification Number:
011518949

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:
D49274PARTR10AF5J507-CMI11859HUNT VALVE COMPANY, INC.
D49274PARTR10AF5J507-CMI34889HUNT VALVE COMPANY INC
R10AF5J507-CM111859HUNT VALVE COMPANY, INC.
R10AF5J507-CM134889HUNT VALVE COMPANY INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+22.0 TO 27.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES FIRST END
BOLT CIRCLE NOMINAL DIAMETER4.750 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER0.500 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.625 INCHES SECOND END
BOLT HOLE QUANTITY4 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FURNISHED ITEMS AND QUANTITY1 LEVER
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.250 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDLIQUID, INGESTED SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER6.000 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER4.250 INCHES FIRST END
NOMINAL THICKNESS0.438 INCHES FIRST END
NOMINAL THICKNESS0.625 INCHES SECOND END
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
RAISED FACE NOMINAL DIAMETER1.688 INCHES FIRST END
RAISED FACE NOMINAL DIAMETER3.375 INCHES SECOND END
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.250 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.000 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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