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 6645-01-603-9331
NSN 6135-01-538-3507
NSN 5996-00-908-1233
NSN 5855-00-832-9341
NSN 5855-01-197-2774
NSN 5835-01-216-7289
NSN 5975-00-244-0706
NSN 6110-01-219-5233
NSN 5996-01-143-2583
NSN 6650-01-447-7962
NSN 5910-01-142-2688
NSN 5965-00-052-9184