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 5996-00-636-4849
NSN 5905-01-099-9496
NSN 5960-00-816-9040
NSN 6685-01-039-0701
NSN 7035-00-897-7567
NSN 5996-01-106-5146
NSN 5920-00-196-3631
NSN 6145-00-635-9957
NSN 6220-01-152-2637
NSN 5998-01-290-1638
NSN 5996-00-270-0340
NSN 6620-01-641-8741