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 5925-01-031-4861
NSN 6620-01-217-3216
NSN 5945-01-021-6714
NSN 5965-00-726-3168
NSN 6240-00-496-8974
NSN 5998-00-474-9515
NSN 5835-00-958-6231
NSN 5895-00-056-1512
NSN 6130-00-538-9798
NSN 6650-01-464-3244
NSN 5985-01-559-5847
NSN 2925-00-251-0105