4820-00-289-2128 VALVE,SAFETY RELIEF Index 4820-00-289-2139 VALVE,GATE

National Stock Number:
4820-00-289-2135

Federal Supply Class:
4820

National Item Identification Number:
002892135

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:
CB1S4501-6PC153711NAVAL SEA SYSTEMS COMMAND
CB1S4501-6PC180064NAVAL SHIP SYSTEMS COMMAND
CB1S5501-8PC153711NAVAL SEA SYSTEMS COMMAND
CL144S4501-584406PC153711NAVAL SEA SYSTEMS COMMAND
CL144S4501-584406PC180064NAVAL SHIP SYSTEMS COMMAND
CB1S5501-8PC180064NAVAL SHIP SYSTEMS COMMAND
CL144S5501-584405PC153711NAVAL SEA SYSTEMS COMMAND
CL144S5501-584423PC153711NAVAL SEA SYSTEMS COMMAND
CL55A45-95PC153711NAVAL SEA SYSTEMS COMMAND
CL55S55-243PC153711NAVAL SEA SYSTEMS COMMAND
CL55S55-243PC180064NAVAL SHIP SYSTEMS COMMAND
CL55S45-95PC180064NAVAL SHIP SYSTEMS COMMAND
CL144S5501-584423PC180064NAVAL SHIP SYSTEMS COMMAND
CL144S5501-584405PC180064NAVAL SHIP SYSTEMS COMMAND
HH2-CID88211156815187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
CL55S55-261PC153711NAVAL SEA SYSTEMS COMMAND
CV22S55-68PC153711NAVAL SEA SYSTEMS COMMAND
CV22S55-68PC180064NAVAL SHIP SYSTEMS COMMAND
CL55S55-261PC180064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC OR
MANUAL
MATERIALCOPPER ALLOY BODY
COPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY SEAT
STEEL CORROSION RESISTING STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.406 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE2.125 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
STEAM 2ND RESPONSE
MAXIMUM OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP406.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE 1ST END
THREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
FLANGE SHAPEROUND WITH HOLES 1ST END
NOMINAL OUTSIDE DIAMETER4.500 INCHES 1ST END
NOMINAL THICKNESS0.438 INCHES 1ST END
BOLT HOLE QUANTITY4 1ST END
BOLT HOLE NOMINAL DIAMETER0.562 INCHES 1ST END
BOLT CIRCLE NOMINAL DIAMETER3.375 INCHES 1ST END
FLANGE FACE DESIGNPLAIN 1ST END
THREAD SERIES DESIGNATORNPT 2ND END
NOMINAL THREAD SIZE1.500 INCHES 2ND END
THREAD DIRECTIONRIGHT-HAND 2ND END
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE21.0 TO 30.0 POUNDS PER SQUARE INCH


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