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 6645-00-262-7448
NSN 6135-01-625-0765
NSN 5930-01-029-6719
NSN 5965-00-111-2073
NSN 6610-01-093-4710
NSN 2925-00-779-3410
NSN 6220-00-253-9656
NSN 5998-01-562-0102
NSN 5855-01-121-8862
NSN 6320-01-585-8468
NSN 5965-01-393-8818
NSN 5905-01-548-9568