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 5975-00-889-8075
NSN 5930-01-159-3831
NSN 5975-00-871-3582
NSN 5998-00-244-5784
NSN 5835-01-436-1797
NSN 5950-01-386-4259
NSN 6145-01-393-5691
NSN 6130-00-925-7203
NSN 5990-01-449-7090
NSN 5935-01-071-6728
NSN 4140-01-432-8726
NSN 5925-00-531-9547