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 5945-00-548-4727
NSN 5855-00-079-2370
NSN 5999-01-373-5295
NSN 6220-01-094-5551
NSN 6620-01-109-2764
NSN 6610-01-180-7558
NSN 6645-00-080-1087
NSN 4140-01-023-1537
NSN 7035-00-096-9986
NSN 2925-01-508-4138
NSN 2925-01-079-6229
NSN 5835-01-568-7796