4820-01-278-5426 VALVE,SAFETY RELIEF Index 4820-01-278-5428 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-278-5427

Federal Supply Class:
4820

National Item Identification Number:
012785427

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:
20-M01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20-M1.5F1.5F01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20M-1,1-1/2IN-40PSI01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
24231831654SULLAIR CORP


Techincal Specification:
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
STEEL CORROSION RESISTING SEAT
STEEL CORROSION RESISTING STEM
FIRST CONNECTION FACE TO CENTERLINE DISTANCE2.125 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE2.750 INCHES
VALVE SIZE1.500 INCHES
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE350.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP300.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER5.000 INCHES ALL ENDS
NOMINAL THICKNESS0.437 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.875 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE40.0 TO 50.0 POUNDS PER SQUARE INCH


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