4820-01-203-8853 VALVE,RELIEF,PRESSURE AND TEMPER Index 6210-01-203-8855 LENS,LIGHT

National Stock Number:
4820-01-203-8854

Federal Supply Class:
4820

National Item Identification Number:
012038854

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:
2026601343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20266KS51M01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
END CONNECTION QUANTITY2
BODY MATERIALBRONZE, ASTM B61
BODY STYLEANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
CRITICALITY CODE JUSTIFICATIONZZZY
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
FIRST CONNECTION FACE TO CENTERLINE DISTANCE2.156 INCHES MINIMUM AND 2.344 INCHES MAXIMUM
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES
FIRST END THREAD DIRECTIONRIGHT-HAND
FIRST END STYLE DESIGNATORPLAIN
FLOW CONTROL DEVICE MATERIALPLASTIC, POLYTETRAFLUOROETHYLENE
FLOW CONTROL DEVICEDISK, FLAT
PROPRIETARY CHARACTERISTICSPACS
OPENING PRESSURE SETTING75.0 POUNDS PER SQUARE INCH
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SEAT MATERIALNICKEL COPPER ALLOY
SECOND CONNECTION FACE TO CENTERLINE DISTANCE2.031 INCHES MINIMUM AND 2.219 INCHES MAXIMUM
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
STEM MATERIALBRONZE, ASTM B61
TEMP ADJUSTABILITYNOT ADJUSTABLE
TEMP CONTROL DEVICE TYPEFUSIBLE
TEMP RATING125.0 DEG FAHRENHEIT


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