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 6145-00-840-6685
NSN 5996-01-510-1164
NSN 5998-01-273-5282
NSN 5930-01-192-0718
NSN 5905-01-521-9330
NSN 6145-00-526-3056
NSN 6130-01-364-1608
NSN 5985-01-105-5370
NSN 5920-01-333-4876
NSN 6650-01-399-8552
NSN 6135-01-104-3790
NSN 2925-00-221-8529