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 5910-01-365-0093
NSN 6220-00-801-3872
NSN 5996-01-280-3860
NSN 5999-01-100-1872
NSN 5960-01-267-3356
NSN 5996-00-230-5550
NSN 5835-01-459-8664
NSN 6645-00-958-5299
NSN 6645-01-613-7389
NSN 6650-01-068-3687
NSN 6220-01-202-5648
NSN 5985-01-130-8252