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 6135-01-278-9717
NSN 5950-01-440-6360
NSN 6610-01-480-0586
NSN 5990-01-182-5913
NSN 5965-00-504-6753
NSN 5935-01-337-9019
NSN 6110-00-796-4534
NSN 6145-01-358-9979
NSN 5915-00-299-2105
NSN 5975-01-376-5355
NSN 6240-00-518-3541
NSN 5905-01-483-1701