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 5945-00-876-5157
NSN 6145-01-575-3893
NSN 6220-01-441-0977
NSN 6110-00-959-8829
NSN 5920-01-076-4705
NSN 5910-00-008-8307
NSN 5960-01-491-2993
NSN 6685-01-098-6645
NSN 5855-01-350-2454
NSN 6645-00-192-1152
NSN 5999-01-170-4354
NSN 6135-01-633-8502