Weapon system essential
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 6130-01-309-5722
NSN 6135-01-655-1759
NSN 2925-00-456-5167
NSN 4140-01-633-3046
NSN 6645-00-526-9476
NSN 5910-00-280-1463
NSN 5905-01-004-9960
NSN 5999-01-352-5855
NSN 5998-01-386-3018
NSN 6645-01-023-8020
NSN 5996-00-991-2686
NSN 6130-00-413-2986