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 6320-01-364-1840
NSN 5965-01-147-5847
NSN 5999-01-157-0748
NSN 6110-01-395-1727
NSN 7035-01-572-1045
NSN 5895-01-462-2214
NSN 6685-01-019-7990
NSN 6130-01-032-3966
NSN 5965-01-191-0735
NSN 5998-01-357-2535
NSN 6620-01-283-1338
NSN 5960-01-437-5318