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 6645-01-194-6594
NSN 6220-01-631-3488
NSN 5905-00-963-4908
NSN 5985-01-547-5713
NSN 5945-01-528-0986
NSN 7035-01-083-0282
NSN 6650-01-524-4589
NSN 5855-01-165-6361
NSN 5945-00-007-1995
NSN 4140-01-581-0843
NSN 5990-01-553-1094
NSN 5905-01-122-5079