4820-01-270-2456 VALVE,SAFETY RELIEF Index 4820-01-270-2458 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-270-2457

Federal Supply Class:
4820

National Item Identification Number:
012702457

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:
D080H,NMP10880PTF 2086T2325PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
D080H,NMP10880PTF 2086T2325PSI15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP-10880PT-F 2086 T2325PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-10880PT-F 2086 T2325PSI15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP-10880PT-F 2086T2325PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
D080H,NMP10880PTF 2086T2325PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
STEEL CORROSION RESISTING STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.188 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE6.062 INCHES
VALVE SIZE2.000 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER8.500 INCHES 1ST END
8.250 INCHES 2ND END
NOMINAL THICKNESS1.500 INCHES 1ST END
1.125 INCHES 2ND END
BOLT HOLE QUANTITY8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER1.125 INCHES 1ST END
0.875 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER6.500 INCHES 1ST END
6.625 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.250 INCHES 1ST END
0.062 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER3.625 INCHES 1ST END
5.000 INCHES 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODUNION
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE2086.0 TO 2325.0 POUNDS PER SQUARE INCH


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