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 6610-01-069-7837
NSN 6610-00-779-8197
NSN 5930-00-405-5177
NSN 6240-00-185-8367
NSN 5999-01-193-5182
NSN 6685-00-968-8536
NSN 5920-00-532-3926
NSN 5915-01-252-8683
NSN 6150-01-148-6196
NSN 6130-00-234-1829
NSN 6145-00-548-7195
NSN 2925-01-480-8273