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 6620-01-152-6837
NSN 6105-01-382-4225
NSN 5935-01-517-4314
NSN 6650-01-550-8892
NSN 5835-01-307-8954
NSN 5920-01-233-4244
NSN 5945-00-925-3773
NSN 6620-01-239-9564
NSN 6240-00-152-2999
NSN 5835-01-027-0597
NSN 6645-01-495-0939
NSN 6130-01-018-5156