4820-01-240-6087 VALVE,SAFETY RELIEF Index 4810-01-240-6089 VALVE,BUTTERFLY

National Stock Number:
4820-01-240-6088

Federal Supply Class:
4820

National Item Identification Number:
012406088

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:
C333835795LESLIE CONTROLS, INC.
C3338-PL4385-45T70PSI35795LESLIE CONTROLS, INC.


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+45.0 TO 70.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SPRING
CONNECTION TYPEFLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY1 LEVER
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.312 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALRUBBER BUTADIENE CLASS BR FLOW CONTROL DEVICE
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP165.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER4.625 INCHES ALL ENDS
NOMINAL THICKNESS0.500 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER2.500 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.312 INCHES
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE1.250 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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