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 5998-01-413-1815
NSN 4140-01-025-1555
NSN 7035-00-115-1886
NSN 7035-00-849-5526
NSN 4140-00-643-3744
NSN 5905-00-814-8621
NSN 6145-01-430-2784
NSN 5990-01-107-1003
NSN 6145-00-075-4620
NSN 6220-01-044-5552
NSN 6610-01-013-8922
NSN 5999-00-227-3931