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National Stock Number:
4820-01-553-3770
Federal Supply Class:
4820
National Item Identification Number:
015533770
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:
| N36-M1 | 79227 | WATTS REGULATOR CO | | N36-M13/4 | 79227 | WATTS REGULATOR CO |
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Techincal Specification:
| SPECIAL FEATURES | 3/4 INCH, FOR AUTOMATIC OF A CLOSED SYSTEM TO ATMOSPHERE WHEN A VACUUM IS CREATED, PERVENTS VACUUM CONDITIONS THAT COULD SIPHON THE WATER FROM THE TANK WHICH COULD CAUSE COLLAPSE AND OR EQUIPMENT BURN OUT |
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