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 6135-01-364-2738
NSN 5915-01-549-1506
NSN 5935-01-306-0817
NSN 6685-00-955-1232
NSN 5835-01-158-6878
NSN 5935-00-452-9606
NSN 5965-01-048-4767
NSN 5835-00-779-2836
NSN 5998-00-557-1461
NSN 6620-00-643-1402
NSN 5925-01-246-6915
NSN 6105-00-205-0655