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 6220-01-352-6132
NSN 5930-00-980-3738
NSN 5996-00-032-3592
NSN 5999-00-399-1215
NSN 6645-01-456-8021
NSN 5965-01-322-6637
NSN 5905-00-764-2187
NSN 2925-01-484-8556
NSN 5960-01-457-0157
NSN 5895-00-753-5349
NSN 6110-00-675-0101
NSN 5930-01-100-3197