4820-01-273-4715 VALVE,CHECK Index 4820-01-273-4717 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-273-4716

Federal Supply Class:
4820

National Item Identification Number:
012734716

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:
S1384 P/L4209 30T50PSI35795LESLIE CONTROLS, INC.


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+30.0 TO 50.0 POUNDS PER SQUARE INCH
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER2.375 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER2.750 INCHES 1ST END
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY1 LEVER
FIRST CONNECTION FACE TO CENTERLINE DISTANCE2.750 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL BODY
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.875 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER3.500 INCHES 2ND END
NOMINAL THICKNESS0.438 INCHES 2ND END
NOMINAL THICKNESS0.500 INCHES 1ST END
RAISED FACE NOMINAL DIAMETER1.375 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER1.688 INCHES 1ST END
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE2.750 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE0.500 INCHES


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