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 6110-00-950-6065
NSN 6220-01-048-5584
NSN 5950-00-203-5809
NSN 5855-00-118-8762
NSN 6685-01-602-5014
NSN 6145-01-508-3825
NSN 5990-00-490-5250
NSN 6610-01-600-5789
NSN 5835-00-978-4473
NSN 5835-00-779-2836
NSN 6135-00-938-1351
NSN 5930-01-569-9724