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National Stock Number:
4820-01-202-7744
Federal Supply Class:
4820
National Item Identification Number:
012027744
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:
| 67970-3 | 99643 | EATON AEROSPACE LLC |
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Techincal Specification:
| FLOW CONTROL DEVICE | POPPET | | TEMP ADJUSTABILITY | ADJUSTABLE | | TEMP RATING | -20.0 DEG FAHRENHEIT | | 165.0 DEG FAHRENHEIT | | VALVE DISCHARGE FLOW RATE | 1230.0 CUBIC FEET PER MINUTE | | TEMP CONTROL DEVICE TYPE | THERMOSTATIC | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | BODY MATERIAL | BRASS | | SEAT MATERIAL | POLYAMIDE NYLON | | FLOW CONTROL DEVICE MATERIAL | STEEL, AISI 440C | | END CONNECTION QUANTITY | 2 | | FIRST END CONNECTION TYPE | UNTHREADED INTERNAL PIPE | | FIRST END STYLE DESIGNATOR | SOCKET W/BRAZING RING | | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | MEDIA FOR WHICH DESIGNED | AIR | | OPENING PRESSURE SETTING | 1155.0 POUNDS PER SQUARE INCH |
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