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 6650-00-650-8080
NSN 5950-01-474-5576
NSN 5990-01-503-0194
NSN 5915-01-188-4350
NSN 5975-00-409-9260
NSN 5895-01-111-5403
NSN 5960-01-260-3973
NSN 5935-01-015-6180
NSN 5925-00-316-5312
NSN 5990-01-413-2405
NSN 6240-01-539-1989
NSN 2925-01-571-9985