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 5920-01-424-0745
NSN 5985-00-564-4102
NSN 6620-01-207-0667
NSN 6650-00-809-1817
NSN 7035-01-074-7634
NSN 6110-00-127-5166
NSN 7035-00-371-7749
NSN 5985-01-314-3490
NSN 7035-00-888-7440
NSN 5999-01-607-9539
NSN 5930-00-025-9384
NSN 6320-01-578-6006