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 4140-01-640-6637
NSN 6650-00-162-0951
NSN 5930-01-229-1734
NSN 5905-00-548-1391
NSN 6240-01-275-1013
NSN 5999-01-252-8595
NSN 5910-01-087-6367
NSN 5945-01-420-5891
NSN 5950-01-150-3340
NSN 5855-01-064-8961
NSN 5920-01-297-5895
NSN 6685-01-339-1227