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 5905-00-420-8533
NSN 5996-01-560-1675
NSN 6135-00-715-4001
NSN 5930-01-633-1938
NSN 7035-01-624-5521
NSN 6220-00-165-1509
NSN 6320-01-103-6218
NSN 6320-01-551-3553
NSN 5975-01-256-7216
NSN 6650-00-891-9850
NSN 6240-01-421-4025
NSN 5945-01-505-7996