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 6130-00-594-0516
NSN 6110-00-702-4563
NSN 5930-01-293-1321
NSN 6150-01-629-6697
NSN 5930-00-212-8866
NSN 5965-01-392-0049
NSN 6320-01-585-8468
NSN 2925-01-139-5144
NSN 5935-01-422-9130
NSN 5985-00-511-4251
NSN 6150-00-013-5613
NSN 6130-01-281-5103