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 5998-01-106-1648
NSN 5950-01-235-6702
NSN 5920-00-767-0596
NSN 5990-01-601-0466
NSN 6240-00-262-8851
NSN 5950-00-558-1413
NSN 6110-01-462-4716
NSN 5945-01-528-4052
NSN 5835-01-357-9235
NSN 5895-01-553-1012
NSN 6685-01-626-4601
NSN 6135-01-185-3614