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 6220-01-445-5544
NSN 6105-01-375-6934
NSN 5960-01-072-2876
NSN 5895-00-111-8334
NSN 5960-00-289-6591
NSN 6130-01-172-9489
NSN 5920-00-925-2639
NSN 7035-00-104-5506
NSN 5998-01-393-1715
NSN 5910-01-333-6232
NSN 5996-01-281-7336
NSN 5960-00-355-7307