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National Stock Number:
4820-01-375-4535
Federal Supply Class:
4820
National Item Identification Number:
013754535
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.
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Manufacturer Information:
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS | | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.070 INCHES NOMINAL | | FIRST END STYLE DESIGNATOR | OPTIONAL END | | MATERIAL | STEEL CORROSION RESISTING BODY | | MEDIA FOR WHICH DESIGNED | HYDROCARBON FUELS AND OILS | | OPENING PRESSURE SETTING | 85.0 POUNDS PER SQUARE INCH | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 2.500 INCHES NOMINAL | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | TEMP RATING | 275.0 FAHRENHEIT | | VALVE DISCHARGE FLOW RATE | 10.0 GALLONS PER MINUTE |
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