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 2925-01-159-0506
NSN 5945-01-437-6240
NSN 5950-01-452-6325
NSN 6620-00-927-1790
NSN 6130-01-269-3633
NSN 5998-01-447-1434
NSN 5905-01-522-6526
NSN 7035-01-379-8777
NSN 6645-01-044-6376
NSN 5996-01-072-1331
NSN 6650-01-004-6702
NSN 5999-01-262-2957