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 6105-01-415-9172
NSN 5985-00-679-9529
NSN 6645-01-325-4536
NSN 5996-00-176-0999
NSN 6105-01-496-5139
NSN 6150-00-686-8322
NSN 5915-00-150-4694
NSN 5965-01-394-8254
NSN 7035-01-265-0216
NSN 6620-01-111-8210
NSN 6135-01-142-6456
NSN 6685-01-423-9681