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 5985-00-898-0669
NSN 6130-00-433-6264
NSN 5920-01-481-3400
NSN 4140-00-296-9695
NSN 6110-00-222-8955
NSN 5960-01-564-5044
NSN 6650-00-798-6847
NSN 2925-00-056-7112
NSN 5996-01-056-4952
NSN 5910-01-495-3749
NSN 6145-01-078-3577
NSN 6105-01-602-5770