A gear with teeth formed on the inner surface of a cylinder or cone.
Classification: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
NSN 5975-01-328-8548
NSN 5960-01-185-9884
NSN 5935-01-278-7925
NSN 6685-00-709-1695
NSN 6620-01-386-5914
NSN 2925-00-924-1159
NSN 5915-01-467-2578
NSN 6220-01-175-1246
NSN 5915-00-516-9987
NSN 6620-01-378-5579
NSN 5895-01-133-8562
NSN 5835-00-785-0486