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 5945-01-132-3135
NSN 5935-00-632-8893
NSN 6610-01-265-1824
NSN 6150-01-340-4733
NSN 5930-00-870-1022
NSN 5925-01-490-6296
NSN 5960-01-367-0981
NSN 5975-01-459-5410
NSN 5915-01-317-8633
NSN 5835-00-348-8549
NSN
NSN 5998-01-440-9490