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 5835-00-665-3395
NSN 6145-01-617-6552
NSN 5910-00-705-6367
NSN 4140-00-356-1639
NSN 5985-00-948-5933
NSN 6620-00-280-2874
NSN 2925-01-421-9665
NSN 5920-00-276-8657
NSN 5996-00-278-5193
NSN 6240-00-364-0850
NSN 5999-01-039-0499
NSN 6650-00-925-8421