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: Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts
NSN 5910-01-606-7724
NSN 4140-00-189-0235
NSN 5945-01-338-2502
NSN 6105-01-453-4061
NSN 6685-01-408-2637
NSN 6135-01-236-8603
NSN 5945-01-347-1657
NSN 5999-01-091-2628
NSN 6105-00-486-0355
NSN 6650-01-545-1563
NSN 5910-00-281-0148
NSN 5996-01-061-6894