0.438 in.Across flats; automatic relief, spring loaded, used on gear transfer case
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 5960-00-409-7769
NSN 6685-01-420-4575
NSN 5835-01-232-6904
NSN 5895-01-177-0791
NSN 5985-01-563-3259
NSN 4140-01-100-0743
NSN 6105-01-487-7484
NSN 6105-00-805-5802
NSN 5835-00-660-4523
NSN 6145-01-019-0773
NSN 5915-01-500-1826
NSN 5935-00-243-8752