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 6240-01-135-3874
NSN 4140-01-316-4071
NSN 6110-01-232-6196
NSN 5996-01-598-0788
NSN 6130-01-101-7511
NSN 5999-01-401-5322
NSN 5905-01-323-4521
NSN 5935-01-465-2228
NSN 6650-01-394-2646
NSN 5910-00-061-3424
NSN 5960-00-957-0951
NSN 6135-01-187-4382