4820-01-315-0935 VALVE,SAFETY RELIEF Index 4820-01-315-0937 VALVE,BUTTERFLY

National Stock Number:
4820-01-315-0936

Federal Supply Class:
4820

National Item Identification Number:
013150936

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:
20014RS51SS01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+151.0 TO 180.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.500 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER3.875 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.625 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER0.750 INCHES FIRST END
BOLT HOLE QUANTITY4 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.844 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE720.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALSTEEL BODY
MATERIALSTEEL COMP 303 FLOW CONTROL DEVICE
MATERIALSTEEL COMP 303 SEAT
MATERIALSTEEL COMP 303 STEM
MAXIMUM OPERATING TEMP650.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER4.625 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER5.250 INCHES FIRST END
NOMINAL THICKNESS0.500 INCHES SECOND END
NOMINAL THICKNESS0.750 INCHES FIRST END
RAISED FACE NOMINAL DIAMETER2.500 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.844 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.250 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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