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 6130-01-092-8988
NSN 6610-00-139-1105
NSN 5920-00-331-0583
NSN 5895-01-198-2228
NSN 5990-01-147-5225
NSN 6620-00-252-6425
NSN 5855-00-482-9876
NSN 2925-01-515-1755
NSN 5905-00-272-8051
NSN 5835-01-133-4197
NSN 6685-01-527-3368
NSN 6135-01-027-7543