4820-01-285-8386 VALVE,SAFETY RELIEF Index 4820-01-285-8388 VALVE,PLUG

National Stock Number:
4820-01-285-8387

Federal Supply Class:
4820

National Item Identification Number:
012858387

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:
20 2.50IN SET 75PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
C14119 2.50IN SET 75PSI FIG 2001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER5.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.750 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEBALL OR DISK
MATERIALCOPPER ALLOY AND STEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY STEM
MATERIALCOPPER ALLOY BODY
MAXIMUM OPERATING TEMP406.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE225.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER7.000 INCHES ALL ENDS
NOMINAL THICKNESS0.562 INCHES ALL ENDS
OPENING PRESSURE SETTING75.0 POUNDS PER SQUARE INCH
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.750 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.500 INCHES


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