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 6685-01-441-9747
NSN 6685-01-408-6304
NSN 5945-01-009-6832
NSN 6145-00-132-4800
NSN 2925-00-863-8578
NSN 5990-00-617-1422
NSN 7035-00-631-3782
NSN 5920-01-226-4950
NSN 6110-01-514-0271
NSN 6110-00-195-7769
NSN 5999-00-841-5151
NSN 5990-00-249-7887