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 6685-01-429-8298
NSN 5950-01-224-5142
NSN 5975-01-067-6400
NSN 5999-01-085-5540
NSN 5915-01-606-6844
NSN 6220-01-559-2177
NSN 6650-01-074-2620
NSN 5965-01-392-6511
NSN 6610-01-441-8364
NSN 6610-01-574-3260
NSN 6130-01-430-2887
NSN 5925-01-571-0564