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 5990-00-724-4375
NSN 5998-01-441-9593
NSN 5935-01-365-9012
NSN 6130-01-018-4159
NSN 5925-01-010-1084
NSN 5915-01-181-9018
NSN 5905-01-316-2431
NSN 5960-01-093-6981
NSN 5930-00-810-5942
NSN 5895-00-385-9003
NSN 2925-01-510-2221
NSN 5925-00-493-9154