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 5960-00-901-2031
NSN 6240-01-383-7554
NSN 5985-00-306-2044
NSN 6685-00-186-9190
NSN 5945-01-414-6454
NSN 5996-01-511-2138
NSN 5975-01-430-7136
NSN 5945-00-161-4014
NSN 6130-01-131-7405
NSN 6220-01-025-6140
NSN 5855-01-529-7260
NSN 5895-00-292-2872