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.
Classification: Other taps, cocks, valves, etc., nesoi
NSN 5960-00-125-9335
NSN 5910-01-408-6760
NSN 5990-00-285-1948
NSN 5996-01-056-4952
NSN 6150-01-424-6096
NSN 6220-00-426-6340
NSN 5855-01-566-7431
NSN 6130-01-146-4590
NSN 5910-01-317-4018
NSN 5998-01-301-1570
NSN 5950-00-296-5505
NSN 4140-00-846-4786