5998-00-849-9725 CIRCUIT CARD ASSEMBLY Index 6350-00-849-9737 HORN,ELECTRICAL

National Stock Number:
4820-00-849-9731

Federal Supply Class:
4820

National Item Identification Number:
008499731

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:
40XL79227WATTS REGULATOR CO
40XL-3/4IN.100PSI79227WATTS REGULATOR CO
40XL-3/4IN.90PSI79227WATTS REGULATOR CO


Techincal Specification:
END CONNECTION QUANTITY2
BODY STYLEANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
BULB LENGTH5.750 INCHES NOMINAL
FURNISHED ITEMSEMERGENCY OPENING DEVICE
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
FIRST END NOMINAL THREAD SIZE0.750 INCHES
FIRST END STYLE DESIGNATORPLAIN
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END THREAD SERIES DESIGNATORNPT
FLOW CONTROL DEVICEPOPPET
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY STEM
MATERIALPLASTIC SILICONE FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNEDWATER, FRESH
OPENING PRESSURE SETTING100.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES130.000 BTU PER HR MIN DISCHARGE
SECOND END CONNECTION TYPETHREADED EXTERNAL PIPE
SECOND END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
SECOND END NOMINAL THREAD SIZE0.750 INCHES
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLE DESIGNATORPLAIN
SECOND END THREAD DIRECTIONRIGHT-HAND
SECOND END THREAD SERIES DESIGNATORNPT
TEMP ADJUSTABILITYNOT ADJUSTABLE
TEMP CONTROL DEVICE TYPETHERMOSTATIC
TEMP RATING210.0 FAHRENHEIT


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