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 6145-01-542-6145
NSN 6110-01-209-9136
NSN 6135-00-369-2368
NSN 6685-00-883-4608
NSN 6610-01-141-7014
NSN 5990-00-170-9553
NSN 5975-01-097-7032
NSN 5930-01-504-2139
NSN 5999-01-009-6233
NSN 5925-01-289-7960
NSN 5930-01-436-6085
NSN 5920-01-414-2393