4820-01-196-7145 VALVE,CHECK Index 4820-01-196-7147 COCK,DRAIN

National Stock Number:
4820-01-196-7146

Federal Supply Class:
4820

National Item Identification Number:
011967146

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:
1384 1 1-4IN35795LESLIE CONTROLS, INC.
1384 1 1/4IN30T35795LESLIE CONTROLS, INC.
1385-1-1/4IN35795LESLIE CONTROLS, INC.
C345735795LESLIE CONTROLS, INC.
C3457 1 1/4IN30T50PSI35795LESLIE CONTROLS, INC.
YB2385F62435795LESLIE CONTROLS, INC.


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER3.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODUNION
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.750 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY STEM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER4.625 INCHES ALL ENDS
NOMINAL THICKNESS0.406 INCHES ALL ENDS
OPENING PRESSURE SETTING300.0 POUNDS PER SQUARE INCH
RENEWABLE SEAT RING TYPEBOLTED
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.750 INCHES
VALVE DISCHARGE FLOW RATE98.0 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.250 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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