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 5999-01-100-3918
NSN 5999-00-288-0074
NSN 5945-00-080-9692
NSN 5960-00-111-8456
NSN 5975-01-357-4238
NSN 6135-01-560-5853
NSN 6145-01-412-0926
NSN 6320-01-373-9355
NSN 2925-00-134-4827
NSN 5915-01-229-2926
NSN 5855-00-688-9954
NSN 6685-01-518-2953