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 6220-01-237-6776
NSN 6150-00-078-7064
NSN 5990-01-507-1479
NSN 6610-01-103-4627
NSN 6145-00-900-6157
NSN 6685-01-592-3099
NSN 5945-01-044-0221
NSN 6135-01-167-7604
NSN 5935-00-116-2712
NSN 5910-01-595-5707
NSN 6135-01-487-5336
NSN 6645-00-276-7544