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 5915-00-243-2030
NSN 5990-01-160-6978
NSN 5960-00-709-5068
NSN 5945-01-435-2110
NSN 5895-01-247-9228
NSN 6145-01-307-3636
NSN 5945-00-565-9723
NSN 5915-01-078-4404
NSN 2925-00-756-8510
NSN 2925-00-246-3077
NSN 5999-01-570-9743
NSN 6220-01-178-8249