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 5855-00-925-7887
NSN 6645-01-133-4440
NSN 5905-00-391-6398
NSN 6320-01-229-2264
NSN 5835-00-707-6266
NSN 5960-01-057-4058
NSN 5950-00-932-5522
NSN 6110-01-063-4881
NSN 6105-00-333-7604
NSN 6645-01-316-4900
NSN 6145-01-025-0353
NSN 5930-00-058-4433