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 5996-00-835-7777
NSN 5835-01-018-4197
NSN 6240-01-227-4178
NSN 5895-00-602-2929
NSN 5960-01-263-3407
NSN 5910-01-106-4238
NSN 4140-01-634-0330
NSN 5905-00-078-3151
NSN 6685-00-998-9411
NSN 5925-01-249-5861
NSN 5905-01-259-0401
NSN 6685-00-010-9993