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 5945-00-845-5241
NSN 5990-01-352-5255
NSN 5975-00-119-3977
NSN 7035-01-270-0325
NSN 6645-01-120-7135
NSN 6110-01-193-1238
NSN 5935-00-146-0116
NSN 6620-01-502-9104
NSN 6220-01-157-0628
NSN 5920-01-052-3339
NSN 5925-01-224-1758
NSN 5935-00-973-8151