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:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP425.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE 1ST END
UNTHREADED INTERNAL PIPE 2ND END
CONNECTION STYLESOCKET WITH BRAZING RING 2ND END
FLANGE SHAPEROUND WITH HOLES 1ST END
NOMINAL OUTSIDE DIAMETER4.250 INCHES 1ST END
NOMINAL THICKNESS0.375 INCHES 1ST END
BOLT HOLE QUANTITY4 1ST END
BOLT HOLE NOMINAL DIAMETER0.625 INCHES 1ST END
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES 1ST END
FLANGE FACE DESIGNPLAIN 1ST END
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES 2ND END
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED
ADJUSTABLE PRESSURE RANGE20.0 TO 24.0 POUNDS PER SQUARE INCH


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