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 5999-01-100-6143
NSN 4140-00-045-8117
NSN 2925-01-646-9112
NSN 5915-01-482-0900
NSN 5950-01-297-8654
NSN 5835-01-394-7589
NSN 5925-01-168-7370
NSN 6650-01-032-1786
NSN 6320-01-098-2503
NSN 5975-01-023-6897
NSN 6220-00-907-7572
NSN 6110-01-597-4818