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 5950-01-378-7042
NSN 5920-01-020-7659
NSN 6150-01-467-4046
NSN 5999-01-141-6859
NSN 5895-01-208-8289
NSN 6610-01-422-2376
NSN 5935-01-558-7548
NSN 5999-00-439-0874
NSN 7035-01-620-1359
NSN 5960-01-258-0814
NSN 7035-00-392-5417
NSN 4140-00-643-3744