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 6650-01-577-1304
NSN 6645-01-228-9645
NSN 5998-01-590-8721
NSN 5960-01-074-6110
NSN 5930-01-308-1150
NSN 5915-01-359-4847
NSN 5990-00-845-2864
NSN 5999-01-390-7198
NSN 6240-00-557-7471
NSN 2925-00-463-1282
NSN 6320-00-699-1091
NSN 6150-01-437-6288