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 5835-01-441-4746
NSN 5855-01-599-8218
NSN 5950-01-222-0499
NSN 5999-00-498-5927
NSN 5925-00-522-2593
NSN 6220-01-097-8461
NSN 6645-01-044-6376
NSN 6105-01-357-9080
NSN 6685-01-152-2846
NSN 5915-01-179-5351
NSN 6130-01-498-1329
NSN 6620-00-303-0358