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 6130-01-020-4331
NSN 6220-01-449-2014
NSN 5996-00-804-2698
NSN 5975-00-985-2748
NSN 5985-00-529-0093
NSN 5996-00-147-4120
NSN 6610-01-568-5241
NSN 5996-00-520-4370
NSN 6110-00-917-3805
NSN 6645-01-250-3787
NSN 5996-01-407-7374
NSN 5985-01-075-8575