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 6130-01-485-0074
NSN 6220-01-104-5075
NSN 6650-00-226-5320
NSN 5990-01-280-0321
NSN 6150-00-985-3385
NSN 5975-00-021-0707
NSN 6130-00-335-9712
NSN 5910-01-354-8282
NSN 5855-01-234-5346
NSN 5915-01-492-4709
NSN 6145-00-813-1734
NSN 5930-01-618-4946