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 5950-01-433-9143
NSN 5925-00-175-4023
NSN 5975-01-156-0894
NSN 5975-01-351-6846
NSN 6240-00-729-9696
NSN 6130-01-209-3236
NSN 5960-01-389-9941
NSN 6320-01-399-1633
NSN 6620-00-723-2075
NSN 6240-01-024-1309
NSN 6610-01-648-9997
NSN 6135-01-578-1148