4820-00-142-3182 VALVE,REGULATING,FLUID PRESSURE Index 4820-00-142-3190 VALVE,RELIEF,PRESSURE AND TEMPER

National Stock Number:
4820-00-142-3189

Federal Supply Class:
4820

National Item Identification Number:
001423189

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:
40XL879227WATTS REGULATOR CO
40XL8 85 PSI79227WATTS REGULATOR CO


Techincal Specification:
END CONNECTION QUANTITY2
BODY MATERIALBRONZE
BODY STYLEANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
BULB LENGTH8.000 INCHES NOMINAL
BULB DIAMETER0.280 INCHES NOMINAL
FURNISHED ITEMSEMERGENCY MANUAL OPERATING DEVICE AND REDUCER BUSHING
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
FIRST END STYLE DESIGNATORPLAIN
FIRST END THREAD DIRECTIONRIGHT-HAND
FLOW CONTROL DEVICE MATERIALBRONZE
FLOW CONTROL DEVICEPOPPET
OPENING PRESSURE SETTING85.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNEDWATER, FRESH
SEAT MATERIALBRONZE
SECOND END CONNECTION TYPETHREADED EXTERNAL PIPE
SECOND END NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLE DESIGNATORPLAIN
SECOND END THREAD DIRECTIONRIGHT-HAND
STEM MATERIALBRONZE
TEMP ADJUSTABILITYNOT ADJUSTABLE
TEMP CONTROL DEVICE TYPETHERMOSTATIC
TEMP RATING210.0 FAHRENHEIT


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