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 5950-01-316-9505
NSN 6620-01-258-2570
NSN 6685-01-444-1496
NSN 6145-01-423-9430
NSN 5999-01-080-3103
NSN 5960-01-210-0879
NSN 5960-00-608-2775
NSN 5996-01-433-3901
NSN 5996-01-328-5635
NSN 6240-01-273-0193
NSN 5915-01-324-7603
NSN 6620-00-613-3023