4540-00-618-4982 HEATING ELEMENT,ELECTRICAL,NONIMMERSION TYPE Index 4820-00-618-4989 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-618-4988

Federal Supply Class:
4820

National Item Identification Number:
006184988

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:
A373501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+0.0 TO 150.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLEPLAIN (PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDGAS, NATURAL SECOND RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES FIRST END
NOMINAL THREAD SIZE0.750 INCHES FIRST END
VALVE DISCHARGE FLOW RATE427.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHODAUTOMATIC OR MANUAL
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD SERIES DESIGNATORNPT FIRST END


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