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 7035-01-451-3328
NSN 6620-00-915-0868
NSN 5990-01-242-4493
NSN 6320-01-338-6006
NSN 6240-01-024-7028
NSN 5998-01-254-2777
NSN 5990-01-392-5682
NSN 6130-01-031-5057
NSN 6320-00-310-1080
NSN 6110-01-366-6952
NSN 6145-01-321-0610
NSN 5996-01-520-9570