4820-01-237-9450 VALVE,RELIEF,PRESSURE AND TEMPER Index 5985-01-237-9452 WAVEGUIDE ASSEMBLY

National Stock Number:
4820-01-237-9451

Federal Supply Class:
4820

National Item Identification Number:
012379451

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:
V3D10210-0299517VACCO INDUSTRIES


Techincal Specification:
END CONNECTION QUANTITY2
ADJUSTABLE PRESSURE RANGE+125.0 TO 140.0 POUNDS PER SQUARE INCH
BODY STYLETEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE2.500 INCHES NOMINAL
FIRST END CONNECTION TYPEUNTHREADED INTERNAL TUBE
FIRST END STYLE DESIGNATORPLAIN
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
MATERIALSTEEL COMP 303 BODY
MATERIALSTEEL COMP 630 FLOW CONTROL DEVICE
OPENING PRESSURE SETTING125.0 POUNDS PER SQUARE INCH
SECOND END CONNECTION TYPEUNTHREADED INTERNAL TUBE
SECOND END STYLE DESIGNATORSOCKET
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
TEMP ADJUSTABILITYNOT ADJUSTABLE


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