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 6320-01-356-5601
NSN 5935-01-129-8762
NSN 5910-00-903-4298
NSN 4140-00-618-5389
NSN 5925-00-525-4037
NSN 5990-00-907-3912
NSN 6150-01-583-3965
NSN 5960-01-259-3846
NSN 5945-01-566-6898
NSN 5975-01-406-3162
NSN 6240-01-432-5773
NSN 6610-01-409-1781