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 5998-00-776-0163
NSN 6645-01-012-5972
NSN 6130-01-414-3199
NSN 5990-01-465-9235
NSN 6150-01-203-2283
NSN 5935-00-919-4491
NSN 5915-00-193-6850
NSN 5975-01-251-1544
NSN 2925-00-728-8118
NSN 6135-01-496-5810
NSN 6220-01-545-7153
NSN 5855-01-343-7943