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 6645-01-113-6712
NSN 6645-01-293-9088
NSN 6150-01-641-3519
NSN 5985-00-374-7430
NSN 7035-01-265-0216
NSN 6105-00-149-7259
NSN 5975-01-181-4459
NSN 6650-01-142-6438
NSN 6110-01-562-8827
NSN 6135-00-793-1809
NSN 5999-00-076-1391
NSN 6240-01-109-1823