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 6240-01-359-6024
NSN 4140-01-055-6190
NSN 5835-01-390-4667
NSN 6135-01-275-9767
NSN 5960-01-577-5682
NSN 5965-00-647-3972
NSN 5930-00-171-5087
NSN 5895-01-172-9655
NSN 6610-01-527-2395
NSN 5990-00-787-4438
NSN 6650-00-272-2271
NSN 2925-01-597-9541