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 2925-01-327-3069
NSN 5915-01-145-7763
NSN 5950-00-189-3100
NSN 5925-00-290-4451
NSN 6645-01-040-2295
NSN 6685-01-065-7887
NSN 5945-01-593-0056
NSN 5930-01-548-1479
NSN 6105-01-052-4040
NSN 6610-01-334-6569
NSN 5915-01-542-0951
NSN 5990-01-633-9503