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 5925-01-440-7569
NSN 6610-00-028-2222
NSN 5975-01-265-4082
NSN 5990-01-212-2037
NSN 6650-00-925-1274
NSN 5920-01-421-4930
NSN 2925-01-516-7940
NSN 2925-01-432-8452
NSN 5855-00-151-3853
NSN 6320-01-097-5347
NSN 6610-01-536-4056
NSN 6220-01-190-8605