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 6650-00-227-8743
NSN 6240-01-131-8078
NSN 6645-00-536-1555
NSN 6320-01-335-8336
NSN 4140-01-098-4677
NSN 5915-00-675-0091
NSN 6220-01-003-9126
NSN 5990-00-316-4707
NSN 7035-01-536-6374
NSN 5990-00-705-4350
NSN 6135-00-269-5843
NSN 5999-00-593-8817