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 5950-01-172-9090
NSN 5910-01-520-3519
NSN 6240-00-676-5813
NSN 5930-01-211-6581
NSN 6110-00-756-9943
NSN 5990-00-782-1400
NSN 6105-01-275-7053
NSN 5990-01-050-7535
NSN 7035-01-263-3399
NSN 6645-00-200-2324
NSN 6650-00-170-5095
NSN 5960-00-419-4521