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 4140-01-023-8098
NSN 5945-01-126-4998
NSN 6145-01-028-4494
NSN 6645-01-205-3869
NSN 6320-00-925-0558
NSN 5915-00-211-2219
NSN 5915-01-280-9783
NSN 6620-01-022-2158
NSN 5910-00-244-9651
NSN 6240-01-226-6484
NSN 5920-00-226-7148
NSN 6645-01-421-2445