4820-01-408-1656 PISTON,VALVE Index 3040-01-408-1658 PISTON,LINEAR ACTUATING CYLINDER

National Stock Number:
4820-01-408-1657

Federal Supply Class:
4820

National Item Identification Number:
014081657

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:
21107672953711NAVAL SEA SYSTEMS COMMAND
SW12901343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
SW129 01E050001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
SW129-01B050015187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL CORROSION RESISTING BODY
NICKEL ALLOY FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
FIRST CONNECTION FACE TO CENTERLINE DISTANCE5.501 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE5.501 INCHES
VALVE SIZE2.500 INCHES
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING PRESSURE800.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP160.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODUNION
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING500.0 POUNDS PER SQUARE INCH


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