4810-01-260-0504 VALVE,SAFETY RELIEF Index 4820-01-260-0506 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-260-0505

Federal Supply Class:
4820

National Item Identification Number:
012600505

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:
2J3J0S25 TYPE A CAP SCREW15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
6136603615187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.875 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.375 INCHES
VALVE SIZE3.000 INCHES
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING TEMP-20.0 DEG FAHRENHEIT 1ST RESPONSE
100.0 DEG FAHRENHEIT 2ND RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER8.250 INCHES 1ST END
6.000 INCHES 2ND END
NOMINAL THICKNESS1.125 INCHES 1ST END
0.500 INCHES 2ND END
BOLT HOLE QUANTITY8 1ST END
4 2ND END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES 1ST END
0.625 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER6.625 INCHES 1ST END
4.750 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES 1ST END
1.063 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER5.000 INCHES 1ST END
3.625 INCHES 2ND END
OPENING PRESSURE SETTING185.0 POUNDS PER SQUARE INCH


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