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National Stock Number:
4820-01-520-4811
Federal Supply Class:
4820
National Item Identification Number:
015204811
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:
| 188A-1-1/2IN | 79227 | WATTS REGULATOR CO |
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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 | THREADED INTERNAL PIPE | | FIRST END STYLE DESIGNATOR | PLAIN | | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 1.500 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SERIES 188A ATMOSPHERIC VACUUM BREAKER | | TEMP ADJUSTABILITY | NOT ADJUSTABLE | | TEMP RATING | 180.0 DEG FAHRENHEIT |
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