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 5835-01-119-8561
NSN 6685-01-616-3691
NSN 5975-01-507-2219
NSN 5990-00-391-6207
NSN 6650-01-396-5352
NSN 5905-01-389-6592
NSN 6150-00-495-6008
NSN 6240-00-179-5731
NSN 5895-01-141-7416
NSN 5950-01-423-0082
NSN 5905-00-816-9679
NSN 4140-01-327-2844