4820-01-227-1013 VALVE,SAFETY RELIEF Index 4820-01-227-1015 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-227-1014

Federal Supply Class:
4820

National Item Identification Number:
012271014

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:
A307301343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
A307375954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
A3073ANDLCT14/PLG1/2X11100SET01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
A3073ANDLCT14/PLG1/2X11100SET75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
LCT14/PLG1/2X1A75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL COMP 316 AND
STEEL UNS J03002 BODY
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.969 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.650 INCHES
VALVE SIZE0.500 INCHES
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP400.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER4.250 INCHES 1ST END
3.500 INCHES 2ND END
NOMINAL THICKNESS0.562 INCHES 1ST END
0.438 INCHES 2ND END
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.125 INCHES 1ST END
2.375 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER2.000 INCHES 1ST END
1.375 INCHES 2ND END
OPENING PRESSURE SETTING1100.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESPACKED LIFT CAP 11.562 IN. DIA NOMINAL


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