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 6130-01-301-8751
NSN 5999-01-647-7044
NSN 5905-01-158-5085
NSN 5965-00-253-1302
NSN 4140-00-630-2153
NSN 5935-01-588-6315
NSN 5985-00-423-6790
NSN 5835-01-226-2337
NSN 6320-01-442-8604
NSN 5975-00-372-6265
NSN 6135-01-626-0093
NSN 6685-00-734-0131