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 5990-01-145-8961
NSN 5855-00-869-3635
NSN 5920-00-336-9055
NSN 7035-01-555-8793
NSN 6620-01-365-1499
NSN 5950-01-292-3426
NSN 5999-01-524-7755
NSN 5835-01-587-8787
NSN 5935-00-534-6361
NSN 6110-01-446-3282
NSN 6650-01-471-6476
NSN 5905-01-116-5406