A mechanical device designed to permit a free flow of air into and out of an enclosure, usually used on engine crankcase, vehicular differentials and transmissions, pumps, compressors, and the like. see also cap, vent, fuel storage tank. excludes ventalator (as modified).
Classification: Pressure-reducing valves, pneumatic fluid power type, filter-regulators and filter-regulator-lubricators
NSN 6105-00-583-9958
NSN 6240-00-086-6504
NSN 5996-01-334-3038
NSN 5975-01-478-4721
NSN 5945-01-502-1521
NSN 6610-01-171-1058
NSN 5965-00-217-2476
NSN 5985-00-283-7313
NSN 5996-00-917-4785
NSN 5996-00-302-4701
NSN 5960-01-521-0626
NSN 6105-00-508-1239