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 6240-01-015-8880
NSN 5965-00-484-3966
NSN 5998-01-568-7364
NSN 6650-01-202-9143
NSN 5920-01-339-7421
NSN 5998-00-907-7544
NSN 6650-01-568-0299
NSN 6620-01-423-0833
NSN 6145-00-097-9437
NSN 5945-01-399-0608
NSN 6645-01-550-9669
NSN 5925-01-444-2237