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 5915-01-259-1517
NSN 5915-01-513-9122
NSN 6320-01-571-8974
NSN 5975-01-421-3315
NSN 5925-01-294-0791
NSN 5990-01-147-5225
NSN 5999-00-707-6083
NSN 6130-01-548-2667
NSN 6650-01-472-2244
NSN 5835-01-568-7796
NSN 6145-01-587-9455
NSN 5990-01-324-7529