4820-01-268-9842 VALVE,REGULATING,FLUID PRESSURE Index 4820-01-268-9844 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-268-9843

Federal Supply Class:
4820

National Item Identification Number:
012689843

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-C3286-PL4141-90T140RG35795LESLIE CONTROLS, INC.


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+90.0 TO 140.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER4.438 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY6 ALL ENDS
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.125 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY STEM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER5.562 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.125 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE SIZE2.000 INCHES


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