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National Stock Number:
4820-01-520-4796
Federal Supply Class:
4820
National Item Identification Number:
015204796
Description:
VALVE,VACUUM BREAKING
Detail:
AN ITEM DESIGNED TO AUTOMATICALLY RELIEVE VACUUM, BY THE INTAKE OF AIR, WHEN THE INTERNAL PRESSURE FALLS BELOW ATMOSPHERIC PRESSURE. SEE ALSO VALVE, VACUUM REGULATING.
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Manufacturer Information:
| 800M4-QT .500 IN | 79227 | WATTS REGULATOR CO |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | STRAIGHT THRU | | FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE | | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES | | FIRST END STYLE DESIGNATOR | DRESSER TYPE | | FLOW CONTROL DEVICE | DISK, FLAT | | MATERIAL | COPPER ALLOY BODY | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NATI-SIPHON PRESSURE VACUUM BREAKER | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | TEMP ADJUSTABILITY | NOT ADJUSTABLE | | TEMP RATING | 140.0 FAHRENHEIT | | TEMP RATING | 33.0 FAHRENHEIT | | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END |
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