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 6650-00-647-1085
NSN 6320-00-557-3079
NSN 6620-01-007-0103
NSN 2925-00-008-5485
NSN 5835-00-221-6628
NSN 6610-01-099-0303
NSN 5960-01-447-1154
NSN 2925-00-234-0479
NSN 6650-01-257-1105
NSN 5905-00-627-1198
NSN 5930-01-335-8084
NSN 7035-00-392-5417