4820-00-287-5648 INACTIVE Index 4820-00-287-5652 VALVE,RELIEF,PRESSURE AND TEMPERATURE

National Stock Number:
4820-00-287-5651

Federal Supply Class:
4820

National Item Identification Number:
002875651

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:
A540-3-4-125PSI79227WATTS REGULATOR CO


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+75.0 TO 175.0 POUNDS PER SQUARE INCH
BODY STYLEANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATORPLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
FIRST END THREAD DIRECTIONRIGHT-HAND
FLOW CONTROL DEVICEPOPPET
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY STEM
MATERIALCOPPER ALLOY BODY
SECOND END CONNECTION TYPETHREADED EXTERNAL PIPE
SECOND END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
SECOND END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLE DESIGNATORPLAIN
TEMP CONTROL DEVICE TYPEFUSIBLE
TEMP ADJUSTABILITYADJUSTABLE
TEMP RATING210.0 FAHRENHEIT
SPECIAL FEATURESW/O LEVER


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