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 5935-01-248-9818
NSN 6650-00-834-9062
NSN 5990-01-254-3197
NSN 6145-01-130-1252
NSN 6135-01-238-2878
NSN 5855-00-631-4565
NSN 4140-01-413-8661
NSN 5925-01-169-4284
NSN 5999-00-938-9426
NSN 5975-00-553-7151
NSN 6620-00-151-5363
NSN 6105-01-521-2593