4820-01-263-0026 VALVE,SAFETY RELIEF Index 4810-01-263-0028 VALVE,SOLENOID

National Stock Number:
4820-01-263-0027

Federal Supply Class:
4820

National Item Identification Number:
012630027

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:
2026301343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20263U51SS01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20263U51SS15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+125.0 TO 139.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER2.375 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.250 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE275.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.500 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER1.375 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.250 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE0.500 INCHES


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