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 6240-00-357-7976
NSN 7035-01-485-0269
NSN 5985-00-540-1964
NSN 5990-00-504-7423
NSN 6105-01-007-9915
NSN 5930-00-168-8110
NSN 6135-01-059-4055
NSN 5930-01-356-2386
NSN 5910-00-160-3946
NSN 5925-00-780-8620
NSN 5855-01-359-5727
NSN 6320-01-232-4664