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 6610-01-250-2811
NSN 5910-01-273-4116
NSN 7035-01-466-1577
NSN 5835-01-618-4906
NSN 5950-01-371-2911
NSN 5960-00-483-0161
NSN 5960-00-376-5514
NSN 5935-00-464-6537
NSN 5965-01-128-3944
NSN 6320-01-272-7072
NSN 5975-01-039-9583
NSN 5855-00-466-2309