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 5935-01-552-5667
NSN 5920-00-983-3571
NSN 5895-01-068-1662
NSN 5835-01-424-0054
NSN 4140-00-547-8918
NSN 6145-01-097-0746
NSN 5950-01-004-9024
NSN 6130-01-194-4163
NSN 5945-00-918-1322
NSN 6685-00-242-0464
NSN 5950-01-371-9433
NSN 4140-01-444-3469