4820-01-313-4548 VALVE,SAFETY RELIEF Index 4820-01-313-4550 VALVE,BUTTERFLY

National Stock Number:
4820-01-313-4549

Federal Supply Class:
4820

National Item Identification Number:
013134549

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:
20081D41M01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20081D41M15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+20.0 TO 24.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.625 INCHES FIRST END
BOLT HOLE QUANTITY4 FIRST END
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SCREW
CONNECTION STYLESOCKET WITH BRAZING RING SECOND END
CONNECTION TYPEFLANGE FIRST END
CONNECTION TYPEUNTHREADED INTERNAL PIPE SECOND END
FLANGE FACE DESIGNPLAIN FIRST END
FLANGE SHAPEROUND WITH HOLES FIRST END
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER4.250 INCHES FIRST END
NOMINAL THICKNESS0.375 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES SECOND END
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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