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 6145-01-586-0681
NSN 5960-01-063-6846
NSN 6240-00-488-0278
NSN 4140-00-529-3573
NSN 5965-01-126-7500
NSN 5915-01-181-2769
NSN 6650-01-207-0829
NSN 5975-01-449-9656
NSN 6135-00-803-3012
NSN 5925-00-995-1631
NSN 6110-01-142-2550
NSN 2925-00-288-1394