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National Stock Number:
4820-01-220-3572
Federal Supply Class:
4820
National Item Identification Number:
012203572
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:
| 20210 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 2021000P51M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY | | 20210P51M | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
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Techincal Specification:
| FLOW CONTROL DEVICE | DISK, CIRCULAR | | TEMP ADJUSTABILITY | NOT ADJUSTABLE | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.438 INCHES NOMINAL | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 3.438 INCHES NOMINAL | | BODY MATERIAL | BRONZE | | END CONNECTION QUANTITY | 2 | | MEDIA FOR WHICH DESIGNED | AIR | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | CRITICALITY CODE JUSTIFICATION | ZZZY | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 01343 | | DESIGN CONTROL REFERENCE | 20210P51M |
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