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 5990-01-018-3953
NSN 6150-01-106-3646
NSN 5915-00-484-3096
NSN 6685-01-057-5619
NSN 5996-00-771-8802
NSN 5996-00-450-4807
NSN 4140-00-145-7334
NSN 5905-01-421-6989
NSN 6240-01-614-7618
NSN 5855-01-273-6132
NSN 5965-00-642-9879
NSN 4140-01-306-9138