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 5835-01-184-3659
NSN 7035-01-359-7460
NSN 2925-01-320-6512
NSN 6110-00-524-3085
NSN 6145-00-984-2105
NSN 6685-01-370-5258
NSN 5998-00-275-7221
NSN 5905-00-359-9751
NSN 5835-01-529-3050
NSN 5855-00-484-8638
NSN 6150-01-522-5487
NSN 7035-00-020-2227