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 6135-00-297-8873
NSN 5950-00-557-2168
NSN 6240-01-409-0439
NSN 5998-01-239-8241
NSN 5996-01-355-9583
NSN 6620-01-132-9678
NSN 5905-00-944-6039
NSN 5915-00-891-3290
NSN 5999-01-252-7333
NSN 5930-01-417-9219
NSN 6620-01-416-1757
NSN 2925-00-720-3948