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 5998-00-197-7565
NSN 6145-01-294-7412
NSN 6685-01-578-4443
NSN 6150-00-494-5519
NSN 6240-01-401-5340
NSN 2925-01-288-2091
NSN 5960-01-605-9921
NSN 6105-00-911-6611
NSN 6110-00-300-1876
NSN 6130-01-526-5753
NSN 6610-00-582-1107
NSN 5905-01-451-4205