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 6320-00-857-4073
NSN 7035-01-132-7209
NSN 4140-00-613-9209
NSN 5905-01-124-0502
NSN 5930-01-174-1176
NSN 5990-01-548-5979
NSN 6110-01-037-9593
NSN 5945-01-259-4735
NSN 5998-01-220-8881
NSN 5950-01-388-0860
NSN 6145-01-026-9085
NSN 6130-01-372-7006