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 5930-00-053-5593
NSN 5965-01-387-6938
NSN 5990-01-485-0260
NSN 6110-01-025-5517
NSN 6650-00-494-1000
NSN 5935-01-266-9647
NSN 6320-01-227-2648
NSN 5975-01-205-6997
NSN 5895-00-948-8354
NSN 5996-00-340-5634
NSN 5945-01-534-4610
NSN 6650-00-587-6917