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National Stock Number:
4820-01-077-1095
Federal Supply Class:
4820
National Item Identification Number:
010771095
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 | 1 | | FURNISHED ITEMS | WASHER | | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE | | FIRST END NOMINAL THREAD SIZE | 1.500 INCHES | | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.500 INCHES NOMINAL | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END THREAD CLASS | 3A | | FIRST END THREAD DIRECTION | RIGHT-HAND | | FIRST END THREAD SERIES DESIGNATOR | UNEF | | MATERIAL | COPPER ALLOY BODY | | SPECIAL FEATURES | CARTRIDGE TYPE | | TEMP RATING | 155.0 FAHRENHEIT |
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