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 6110-01-132-9760
NSN 7035-01-539-2939
NSN 6135-01-101-5039
NSN 5945-01-567-9865
NSN 6135-01-344-2442
NSN 6240-01-365-5553
NSN 5998-00-614-2750
NSN 5975-00-910-3461
NSN 5985-01-023-1708
NSN 5920-00-473-0563
NSN 6105-01-138-6108
NSN 5925-01-310-1312