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 5990-01-291-0600
NSN 4140-00-272-6538
NSN 6610-01-433-2219
NSN 6105-01-408-8932
NSN 6105-00-273-1106
NSN 4140-01-476-2767
NSN 6650-00-102-7436
NSN 5950-00-481-4030
NSN 6620-01-547-7758
NSN 5990-00-336-2054
NSN 5915-01-170-8271
NSN 5990-01-378-7349