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 6620-00-992-5876
NSN 5996-01-385-0884
NSN 5945-01-334-4557
NSN 5998-01-265-1071
NSN 5975-00-761-5602
NSN 5985-00-804-5226
NSN 6620-01-307-6740
NSN 5975-01-420-5622
NSN 6685-01-627-3191
NSN 6650-01-512-1930
NSN 5895-00-495-2190
NSN 6240-00-732-4240