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 5920-00-617-9909
NSN 6685-00-932-1322
NSN 5915-01-367-4284
NSN 5835-01-036-4951
NSN 6650-00-411-7132
NSN 6610-01-532-8004
NSN 5998-00-353-6471
NSN 5990-01-251-7313
NSN 6645-00-183-8812
NSN 6610-01-592-1551
NSN 5930-00-404-4758
NSN 5895-00-251-8903