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 6110-00-010-4545
NSN 6645-01-365-4091
NSN 5920-01-483-0914
NSN 6105-01-347-8611
NSN 6320-00-731-6134
NSN 5945-01-231-3232
NSN 5998-01-480-0007
NSN 7035-01-627-0167
NSN 5920-01-416-6211
NSN 5990-00-963-1799
NSN 6150-01-469-7665
NSN 6610-01-129-8404