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 5965-01-168-8180
NSN 5950-01-536-2676
NSN 5915-00-393-1850
NSN 5835-01-314-2781
NSN 7035-00-870-0290
NSN 6135-01-567-0739
NSN 6105-01-014-6104
NSN 6620-00-564-9412
NSN 5990-00-976-9496
NSN 5930-01-392-0897
NSN 5835-01-528-7454
NSN 6320-01-195-5583