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 5960-00-445-3954
NSN 6220-01-599-9731
NSN 6105-00-384-1693
NSN 5945-01-451-4798
NSN 5910-00-419-4355
NSN 6610-01-391-5092
NSN 6145-01-309-7436
NSN 5960-01-486-6629
NSN 6110-01-552-4505
NSN 6620-00-278-7313
NSN 6145-00-103-9848
NSN 4140-01-320-9027