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 5915-01-288-5165
NSN 5945-01-421-1808
NSN 6130-01-332-7053
NSN 6150-01-067-8226
NSN 6610-01-615-9861
NSN 5960-00-636-4834
NSN 5945-01-551-5797
NSN 6145-00-001-6754
NSN 5990-01-160-6978
NSN 6150-00-406-9952
NSN 6620-00-658-6588
NSN 6145-01-447-8949