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 5945-01-237-5371
NSN 5835-01-193-6192
NSN 5895-00-415-6636
NSN 6685-01-434-8248
NSN 6610-01-617-5228
NSN 6610-01-027-1641
NSN 6650-01-320-8778
NSN 5945-01-525-2918
NSN 5999-00-904-4210
NSN 6130-00-164-9857
NSN 5999-01-198-3630
NSN 6240-00-189-2762