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 6610-00-991-0770
NSN 5910-01-224-0568
NSN 2925-01-142-0981
NSN 4140-01-431-2317
NSN 5835-01-619-6268
NSN 5915-01-539-7634
NSN 6645-00-754-4108
NSN 5945-01-646-5776
NSN 5945-00-828-3828
NSN 5915-01-201-0333
NSN 5835-01-246-0972
NSN 5950-00-196-1429