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National Stock Number:
4820-01-537-4490
Federal Supply Class:
4820
National Item Identification Number:
015374490
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:
| 04-1005-04 ITEM 10 | 19857 | THE ELECTRIC HEATER CO | | HSRV-10 85# | 19857 | THE ELECTRIC HEATER CO |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | FURNISHED ITEMS | MANUAL OPERATING DEVICE | | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.500 INCHES NOMINAL | | MEDIA FOR WHICH DESIGNED | WATER, FRESH | | OPENING PRESSURE SETTING | 85.0 POUNDS PER SQUARE INCH | | PART NAME ASSIGNED BY CONTROLLING AGENCY | RELIEF VALVE T & P 210F 85 PSI | | SECOND END CONNECTION TYPE | THREADED EXTERNAL PIPE | | SECOND END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES | | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL | | SPECIAL FEATURES | USED ON 125 GAL MARINE WATER HEATER, 20 KW, 440 VOLT, 3 PHASE, 60 HZ, 04-1005-04 | | TEMP ADJUSTABILITY | ADJUSTABLE | | TEMP RATING | 210.0 FAHRENHEIT |
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