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 5835-01-119-8561
NSN 7035-00-574-4223
NSN 6620-00-179-1884
NSN 5950-01-093-4438
NSN 5835-01-248-0563
NSN 6135-00-998-5884
NSN 5965-00-285-0745
NSN 5835-01-386-0110
NSN 5910-01-443-6079
NSN 5975-01-157-0403
NSN 7035-00-490-0485
NSN 5950-01-379-6669