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 5975-01-380-7621
NSN 6110-01-309-1829
NSN 5935-01-207-0938
NSN 5835-01-476-8210
NSN 5945-01-419-3227
NSN 6145-01-286-4343
NSN 5985-01-540-1224
NSN 5935-00-113-9947
NSN 6105-00-113-0679
NSN 6685-00-198-5789
NSN 5960-00-781-4084
NSN 5835-01-495-0595