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 6130-00-852-3980
NSN 6645-00-787-8813
NSN 5990-01-172-4553
NSN 6135-01-142-6456
NSN 5895-01-612-4543
NSN 6130-01-414-8840
NSN 5935-01-591-7726
NSN 6150-01-639-8152
NSN 5920-01-156-1126
NSN 5985-00-876-1783
NSN 5855-00-256-5562
NSN 5835-01-511-5337