4820-01-312-8198 VALVE,RELIEF,PRESSURE AND TEMPER Index 5985-01-312-8200 VANE,WAVEGUIDE

National Stock Number:
4820-01-312-8199

Federal Supply Class:
4820

National Item Identification Number:
013128199

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:
18082-01G86184GRISWOLD INDUSTRIES


Techincal Specification:
END CONNECTION QUANTITY2
ADJUSTABLE PRESSURE RANGE+65.0 TO 180.0 POUNDS PER SQUARE INCH
BODY STYLESTRAIGHT THRU
FACE TO FACE DISTANCE25.750 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER11.062 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER0.688 INCHES NOMINAL
FIRST END BOLT HOLE QUANTITY14
FIRST END CONNECTION TYPERECESSED FLANGE
FIRST END FLANGE OUTSIDE DIAMETER12.380 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLEROUND W/ BOLT HOLES
FIRST END STYLE DESIGNATORRECESSED
FLOW CONTROL DEVICEDIAPHRAGM
OPENING PRESSURE SETTING180.0 POUNDS PER SQUARE INCH
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
TEMP ADJUSTABILITYNOT ADJUSTABLE


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