4820-01-199-4473 VALVE,SAFETY RELIEF Index 4820-01-199-4477 VALVE,BUTTERFLY

National Stock Number:
4820-01-199-4474

Federal Supply Class:
4820

National Item Identification Number:
011994474

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:
854401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
E8544C41M01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY 922 BODY
NICKEL ALLOY FLOW CONTROL DEVICE
NICKEL ALLOY SEAT
COPPER ALLOY STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE5.500 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.500 INCHES
VALVE SIZE2.500 INCHES
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER6.125 INCHES ALL ENDS
NOMINAL THICKNESS0.500 INCHES ALL ENDS
BOLT HOLE QUANTITY6 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER5.000 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED
ADJUSTABLE PRESSURE RANGE15.0 TO 19.0 POUNDS PER SQUARE INCH


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