4820-01-220-0838 VALVE,CHECK Index 4820-01-220-0840 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-220-0839

Federal Supply Class:
4820

National Item Identification Number:
012200839

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:
NMP31401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP31475954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP314RNG459 TO 557PSI-A01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP314RNG459 TO 557PSI-A15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP314RNG459 TO 557PSI-A75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP355 RANGE 459 TO 557 1IN01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP355 RANGE 459 TO 557 1IN15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP355 RANGE 459 TO 557 1IN75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP355-L3120A 1IN 459 T 557 PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP355-L3120A 1IN 459 T 557 PSI15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NMP355-L3120A 1IN 459 T 557 PSI75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
S4824-H-31293398RNG459 TO 55780064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+459.0 TO 557.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHODUNION
BONNET TYPEINSIDE SPRING
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING PRESSURE1200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH 3RD RESPONSE
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC


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