4820-01-266-1324 VALVE,SAFETY RELIEF Index 4820-01-266-1326 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-266-1325

Federal Supply Class:
4820

National Item Identification Number:
012661325

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:
R10AL3L3BK-BM3 AND D5052234889HUNT VALVE COMPANY INC


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER5.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.688 INCHES ALL ENDS
BOLT HOLE QUANTITY8 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE5.062 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER6.625 INCHES ALL ENDS
NOMINAL THICKNESS0.922 INCHES ALL ENDS
OPENING PRESSURE SETTING200.0 POUNDS PER SQUARE INCH
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.062 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE3.000 INCHES


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