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 6620-00-244-8020
NSN 6320-00-098-2858
NSN 6105-01-123-8887
NSN 5835-01-044-2628
NSN 6610-00-107-1944
NSN 2925-00-456-7627
NSN 6610-01-491-0869
NSN 4140-01-519-3349
NSN 5925-01-321-8068
NSN 2925-01-197-7864
NSN 5915-00-467-1585
NSN 6130-01-627-1024