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 6145-01-612-7039
NSN 5895-00-499-4469
NSN 6610-01-323-7783
NSN 5905-00-585-5831
NSN 5925-01-063-7107
NSN 6685-00-496-0677
NSN 5855-00-149-0766
NSN 5925-01-196-7878
NSN 6150-01-515-4554
NSN 5895-01-054-3799
NSN 5996-00-733-2905
NSN 6145-00-838-9446