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 5999-00-924-3275
NSN 6105-00-245-2587
NSN 5925-01-372-5353
NSN 5998-01-442-3206
NSN 5960-01-192-2461
NSN 6650-00-977-7533
NSN 5925-00-587-4154
NSN 5960-00-172-7889
NSN 5996-01-540-6261
NSN 5999-01-131-5751
NSN 5975-01-371-2403
NSN 5855-00-014-5008