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National Stock Number:
4820-01-520-4790
Federal Supply Class:
4820
National Item Identification Number:
015204790
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 .750 IN | 79227 | WATTS REGULATOR CO |
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Techincal Specification:
| FLOW CONTROL DEVICE | DISK, FLAT | | TEMP ADJUSTABILITY | NOT ADJUSTABLE | | TEMP RATING | 140.0 DEG FAHRENHEIT | | 33.0 DEG FAHRENHEIT | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | BODY MATERIAL | BRONZE, ASTM B61 | | END CONNECTION QUANTITY | 2 | | FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE | | FIRST END STYLE DESIGNATOR | PLAIN | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ANTI-SIPHON PRESSURE VACUUM BREAKER |
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