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 7035-00-931-9415
NSN 5996-00-413-4416
NSN 5975-01-278-9382
NSN 6220-01-582-7524
NSN 5930-00-763-8032
NSN 6620-01-640-6761
NSN 5920-00-925-2639
NSN 6110-00-163-6223
NSN 6645-01-083-2001
NSN 6130-01-454-3469
NSN 5998-00-421-4620
NSN 6645-00-959-6502