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 5990-01-143-2518
NSN 5920-00-515-3617
NSN 5910-01-461-3108
NSN 6320-01-570-8814
NSN 6110-01-572-6736
NSN 6650-01-248-1057
NSN 7035-00-585-2113
NSN 5895-01-322-0575
NSN 5999-00-280-9063
NSN 5999-01-212-2869
NSN 5920-00-413-3341
NSN 6220-00-132-6854