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 6135-01-648-0057
NSN 5950-00-908-3100
NSN 6145-01-362-0671
NSN 5985-00-057-9326
NSN 6610-01-092-6727
NSN 6610-00-925-0935
NSN 5910-01-054-3727
NSN 6240-00-052-3189
NSN 5950-01-172-9891
NSN 5960-00-264-5233
NSN 6220-00-576-3960
NSN 2925-01-482-8202