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 5990-01-558-4536
NSN 6650-01-423-9772
NSN 5925-01-519-8906
NSN 5975-01-527-9713
NSN 5998-00-079-0591
NSN 6150-00-707-8804
NSN 6610-01-550-7320
NSN 6620-00-498-7781
NSN 6135-01-487-6275
NSN 6105-01-602-8187
NSN 6220-01-006-4966
NSN 6320-01-227-2648