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 6320-01-185-3857
NSN 6145-01-257-9821
NSN 5996-00-405-9093
NSN 5930-00-699-1088
NSN 5965-01-501-7987
NSN 5895-01-605-0297
NSN 6150-01-604-9578
NSN 6105-01-305-7689
NSN 6645-01-053-3185
NSN 5835-00-406-8460
NSN 5910-01-476-6393
NSN 6130-01-445-7133