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 5975-01-134-9680
NSN 6240-01-556-5780
NSN 5915-01-193-6298
NSN 5930-00-104-8619
NSN 6685-01-212-9607
NSN 5915-00-162-4279
NSN 6240-00-079-1759
NSN 6130-01-610-9418
NSN 6240-01-239-0547
NSN 6110-00-238-6016
NSN 5910-01-323-7086
NSN 5895-01-518-5224