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 5965-00-970-6431
NSN 6105-00-367-1984
NSN 5915-01-552-8989
NSN 6645-00-809-3540
NSN 5996-00-186-6186
NSN 6240-01-372-2039
NSN 5910-01-526-2113
NSN 5935-01-250-4805
NSN 6150-00-537-4333
NSN 5855-01-431-3531
NSN 5905-01-589-3748
NSN 5999-01-055-5243