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 5996-01-411-2202
NSN 5999-01-634-0576
NSN 5985-01-211-5964
NSN 5930-01-073-6118
NSN 6320-00-937-5625
NSN 5930-01-132-0992
NSN 5935-00-296-2215
NSN 4140-01-059-8730
NSN 5905-01-155-7786
NSN 5985-00-102-5847
NSN 6110-01-494-9380
NSN 6105-01-219-3264