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 5990-01-449-7090
NSN 6220-01-596-3176
NSN 6240-01-476-7935
NSN 5930-00-024-1094
NSN 6320-01-233-5798
NSN 6685-01-053-0888
NSN 6130-00-947-7323
NSN 5910-01-196-8666
NSN 5975-01-055-2290
NSN 5999-01-115-9625
NSN 5935-01-357-6950
NSN 5895-01-012-7085