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 6150-01-508-6502
NSN 5975-01-618-0048
NSN 5910-00-248-4914
NSN 6685-01-441-9637
NSN 5910-01-163-2454
NSN 5915-00-394-6523
NSN 5930-00-801-7680
NSN 5998-01-146-3761
NSN 5935-01-129-4138
NSN 6320-01-265-8703
NSN 5945-00-974-5627
NSN 5998-00-076-9661