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 4140-00-229-0915
NSN 5935-00-226-7620
NSN 7035-01-530-8915
NSN 5996-00-499-3691
NSN 5985-01-550-1540
NSN 5910-00-298-1833
NSN 5960-01-098-8437
NSN 6685-01-331-3447
NSN 6105-01-408-8932
NSN 5925-01-132-1766
NSN 6645-00-495-6797
NSN 6320-01-453-5152