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 5915-01-472-7169
NSN 6150-01-012-3971
NSN 6240-01-151-7613
NSN 6150-01-168-9722
NSN 6320-01-113-7647
NSN 5915-00-450-9703
NSN 4140-00-295-0787
NSN 6650-00-231-2744
NSN 5905-00-235-9845
NSN 2925-00-512-6737
NSN 5990-01-417-4402
NSN 5925-01-344-2266