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 5925-01-446-3353
NSN 6105-00-349-7561
NSN 6135-01-505-1293
NSN 6685-00-221-0197
NSN 4140-01-016-3143
NSN 6135-01-087-7895
NSN 5950-00-518-4645
NSN 5990-00-888-7761
NSN 5935-01-573-4939
NSN 6645-01-157-9080
NSN 4140-00-660-8699
NSN 5945-01-132-3135