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 7035-01-487-2631
NSN 5996-01-450-2300
NSN 5905-00-587-1702
NSN 5935-00-137-4961
NSN 5925-01-442-1517
NSN 6620-00-147-6034
NSN 6150-01-046-6416
NSN 5999-01-330-4240
NSN 5960-01-533-5162
NSN 6650-01-620-2026
NSN 6610-01-213-9288
NSN 5945-01-324-1169