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 5920-01-428-9220
NSN 6110-00-891-9917
NSN 6135-01-265-1384
NSN 5945-01-474-6059
NSN 5960-01-076-4708
NSN 6645-00-385-3684
NSN 5999-00-557-2262
NSN 2925-01-320-6512
NSN 5915-00-378-5585
NSN 6610-00-116-5725
NSN 6320-00-681-1324
NSN 2925-01-604-8984