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 6105-01-209-0946
NSN 6650-01-417-3287
NSN 5920-01-530-9208
NSN 5975-01-514-8114
NSN 5990-01-066-0461
NSN 6105-01-487-5072
NSN 5960-01-007-2225
NSN 6320-01-333-5782
NSN 5935-01-063-7125
NSN 6320-01-088-1109
NSN 5920-01-174-8540
NSN 5895-00-135-7798