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 5999-01-323-1770
NSN 6320-01-029-4220
NSN 5960-00-425-3476
NSN 5905-01-602-4459
NSN 5895-01-422-0954
NSN 6645-01-463-2198
NSN 6620-01-324-2506
NSN 6130-01-212-6506
NSN 5998-00-189-0350
NSN 2925-01-298-2674
NSN 6685-00-884-8601
NSN 6320-00-456-2092