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 5925-01-116-7032
NSN 2925-01-302-3098
NSN 6650-01-221-1983
NSN 5905-01-582-4026
NSN 5905-01-056-8679
NSN 5975-01-250-9361
NSN 5990-01-124-9063
NSN 6135-01-274-3546
NSN 5895-01-054-9062
NSN 5965-00-647-3972
NSN 5935-00-050-8127
NSN 5990-01-190-7328