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 5985-01-196-8757
NSN 6320-01-422-1212
NSN 6145-01-597-8006
NSN 6105-01-634-0322
NSN 5920-01-132-9395
NSN 5975-00-565-0377
NSN 6685-01-581-6875
NSN 6105-00-501-7681
NSN 6130-01-412-7452
NSN 6135-01-321-5659
NSN 6645-01-571-8578
NSN 5910-01-530-9700