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 5999-01-246-1790
NSN 6220-01-297-6149
NSN 6110-00-466-1674
NSN 6110-00-719-4220
NSN 5998-01-457-2053
NSN 6685-01-363-2441
NSN 6105-01-525-7295
NSN 5855-01-451-1163
NSN 4140-01-297-8324
NSN 5965-00-146-6561
NSN 6150-01-496-3849
NSN 5950-00-827-4010