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 6150-01-530-0474
NSN 6650-01-290-4001
NSN 6610-01-644-2546
NSN 5950-01-610-7695
NSN 5960-00-064-2952
NSN 6110-00-342-7433
NSN 6145-01-429-8529
NSN 5920-00-413-3341
NSN 6685-01-660-6751
NSN 5985-01-361-8982
NSN 6320-01-476-7702
NSN 5835-01-363-4527