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 5930-01-359-4851
NSN 6220-01-320-2641
NSN 5925-01-152-1188
NSN 5945-01-298-1198
NSN 5975-00-364-2603
NSN 5925-00-186-8669
NSN 5920-01-656-3014
NSN 6145-01-335-0088
NSN 5895-01-398-1057
NSN 5975-01-440-8777
NSN 6135-01-336-3115
NSN 5999-00-642-9021