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 6220-00-632-0632
NSN 4140-01-105-3036
NSN 6620-00-899-6403
NSN 5925-00-805-3653
NSN 5996-01-144-1561
NSN 6610-00-939-2640
NSN 5960-00-780-1927
NSN 6130-01-028-2231
NSN 6150-01-485-3313
NSN 5930-01-365-8033
NSN 6105-00-406-7704
NSN 5985-00-772-2119