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 6240-01-100-4158
NSN 5960-00-201-5265
NSN 5965-01-648-4776
NSN 5925-01-267-8924
NSN 5925-01-480-0110
NSN 4140-01-374-8004
NSN 5999-00-612-3032
NSN 6145-01-241-7695
NSN 6105-00-753-8756
NSN 5998-01-326-4607
NSN 6650-01-024-1067
NSN 6620-01-415-5803