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National Stock Number: 4820-01-301-7991
Federal Supply Class: 4820
National Item Identification Number: 013017991
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:
FF-1 .75IN | 73124 | HAYWARDINDL. PRODUCTS INC. |
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Techincal Specification:
BODY STYLE | STRAIGHT THRU | BODY MATERIAL | PLASTIC, POLYVINYL CHLORIDE | END CONNECTION QUANTITY | 2 | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES | FIRST END THREAD DIRECTION | RIGHT-HAND | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | MEDIA FOR WHICH DESIGNED | WATER, FRESH | FURNISHED ITEMS | GASKET | SPECIAL FEATURES | VENT SEAL,MONEL SCREEN |
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