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 6620-00-246-5159
NSN 6320-00-270-8222
NSN 6150-01-375-7744
NSN 6685-01-417-6047
NSN 5935-01-030-1974
NSN 4140-00-580-7038
NSN 5998-01-215-1313
NSN 5835-01-347-8714
NSN 5996-01-333-6644
NSN 5965-01-274-4003
NSN 2925-00-026-0005
NSN 6110-01-314-8429