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 5998-00-678-6435
NSN 4140-01-351-0279
NSN 5985-00-486-6123
NSN 5915-00-405-3764
NSN 5925-00-597-1558
NSN 5960-01-362-3846
NSN 6685-00-870-2760
NSN 5910-01-425-6127
NSN 5965-00-985-9157
NSN 6620-01-484-6904
NSN 6130-01-182-7494
NSN 5990-00-473-1809