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 5855-01-132-5139
NSN 5950-01-048-4871
NSN 6150-01-275-6163
NSN 5960-01-274-7628
NSN 5835-00-033-0294
NSN 2925-01-317-1186
NSN 6650-01-455-4327
NSN 5855-01-436-2862
NSN 6685-00-676-6320
NSN 6320-00-521-9350
NSN 5990-00-825-2882
NSN 4140-01-557-2532