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 6135-01-164-3561
NSN 5985-01-385-6632
NSN 2925-01-499-3852
NSN 5950-01-452-0404
NSN 6620-00-518-3595
NSN 5895-01-646-7152
NSN 6240-00-541-7032
NSN 5895-00-234-0420
NSN 5930-00-104-5597
NSN 6685-00-281-9148
NSN 5975-01-391-5306
NSN 6130-00-567-4439