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 5920-01-380-3196
NSN 6130-01-228-7019
NSN 6650-01-387-1740
NSN 5996-01-330-0684
NSN 6135-01-222-0703
NSN 5925-00-387-3956
NSN 6145-01-023-7719
NSN 6650-01-407-4653
NSN 6610-01-435-5425
NSN 6130-01-039-3609
NSN 5915-01-406-3847
NSN 6685-01-023-7148