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 5998-01-536-9465
NSN 5960-01-081-2886
NSN 6645-00-183-8812
NSN 5998-00-786-8120
NSN 2925-00-051-1467
NSN 6320-01-056-1164
NSN 7035-01-510-2777
NSN 5915-01-159-7016
NSN 6610-00-045-5733
NSN 7035-00-205-1932
NSN 5945-00-075-1177
NSN 5920-01-491-4172