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 5998-00-280-3129
NSN 5975-00-541-8024
NSN 5915-01-400-6125
NSN 5920-01-230-3035
NSN 5945-01-331-0591
NSN 5996-01-013-0432
NSN 2925-01-655-4455
NSN 5835-00-233-6327
NSN 5950-00-316-3533
NSN 6130-00-573-8807
NSN 5895-01-415-1377
NSN 6135-01-255-9129