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 6220-01-446-6430
NSN 6145-00-952-1815
NSN 6150-00-994-5030
NSN 2925-01-433-8915
NSN 6150-00-683-5349
NSN 5998-00-613-4121
NSN 6150-01-062-2162
NSN 5990-00-422-2093
NSN 5965-01-490-6704
NSN 6150-01-652-3209
NSN 6650-01-524-8171
NSN 5985-01-492-3465