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 5975-00-633-7633
NSN 6220-01-149-4177
NSN 5915-01-185-2462
NSN 4140-01-100-1223
NSN 5975-01-201-9142
NSN 6645-01-127-1793
NSN 5905-01-422-8027
NSN 6610-01-576-8955
NSN 5950-01-549-0888
NSN 5999-01-556-7931
NSN 6110-00-446-6099
NSN 5990-00-488-1091