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 5920-01-310-9281
NSN 6645-01-367-2581
NSN 5975-01-250-4239
NSN 5999-01-609-5101
NSN 5998-00-471-0138
NSN 6685-01-265-8724
NSN 7035-00-020-2227
NSN 5930-01-346-0420
NSN 5895-01-600-4951
NSN 6135-00-369-2368
NSN 5835-01-071-9310
NSN 5965-01-131-7496