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 6650-01-442-7893
NSN 5965-00-420-5653
NSN 5920-01-089-3559
NSN 5950-01-142-6510
NSN 6650-01-628-9944
NSN 6145-01-147-0840
NSN 6135-00-877-1659
NSN 5996-00-360-5126
NSN 6130-00-246-6915
NSN 5925-01-509-2128
NSN 6145-00-056-2046
NSN 5960-00-018-3477