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 5910-00-203-2119
NSN 2925-01-233-8545
NSN 5895-00-004-5979
NSN 5965-01-379-7706
NSN 6130-01-625-4808
NSN 6145-01-472-3796
NSN 5855-01-283-3730
NSN 5990-01-116-2181
NSN 5905-01-143-3985
NSN 6110-00-193-1703
NSN 6645-00-339-0318
NSN 5999-01-126-8393