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National Stock Number:
4820-01-191-8160
Federal Supply Class:
4820
National Item Identification Number:
011918160
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:
| 20198PM41M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 20198PM41M | 15187 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | FIRST END CONNECTION TYPE | RECESSED FLANGE | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES NOMINAL | | FIRST END STYLE DESIGNATOR | RECESSED | | FLOW CONTROL DEVICE | DISK, TOP GUIDED | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES NOMINAL | | SECOND END CONNECTION TYPE | PLAIN FACE FLANGE | | SECOND END STYLE DESIGNATOR | PLAIN | | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL | | SPECIAL FEATURES | VALVE SZ 1.000 IN. | | TEMP RATING | 150.0 FAHRENHEIT |
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