2540-01-236-4406 BOX,ACCESSORIES STOWAGE Index 4820-01-236-4408 VALVE,RELIEF,PRESSURE AND TEMPER

National Stock Number:
4820-01-236-4407

Federal Supply Class:
4820

National Item Identification Number:
012364407

Description:
VALVE,RELIEF,PRESSURE AND TEMPER

Detail:
A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.


Manufacturer Information:
A15HS051-177272THE BOEING COMPANY
AA-B211-8D8A18350PALL AEROPOWER CORPORATION


Techincal Specification:
END CONNECTION QUANTITY1
BODY STYLESINGLE CONNECTION ANGLE FLOW
FIRST END CONNECTION TYPEBUTT WELD TUBE
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.735 INCHES MINIMUM AND 0.736 INCHES MAXIMUM
FIRST END STYLE DESIGNATORBEVELED
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL CORROSION RESISTING BODY
MATERIALSTEEL COMP 440A SEAT
MATERIALSTEEL COMP 440A FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNEDHYDROCARBON FUELS AND OILS
SURFACE TREATMENTPASSIVATE OUTSIDE
TEMP RATING-50.0 FAHRENHEIT AND 275.0 FAHRENHEIT
TEMP ADJUSTABILITYNOT ADJUSTABLE
TEMP CONTROL DEVICE TYPEFUSIBLE
VALVE DISCHARGE FLOW RATE6.0 GALLONS PER MINUTE


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