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 5920-00-351-8428
NSN 5835-00-632-8621
NSN 5998-01-482-9002
NSN 6145-01-555-4409
NSN 5999-01-432-8213
NSN 6150-01-578-6196
NSN 5855-01-442-5401
NSN 5935-01-464-9119
NSN 5910-01-347-0260
NSN 6685-01-205-3830
NSN 4140-01-230-1082
NSN 5985-01-573-7194