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 6105-00-111-0851
NSN 5905-00-426-5957
NSN 5895-01-087-1050
NSN 6650-01-124-4314
NSN 5935-01-555-8969
NSN 5920-00-413-3341
NSN 6620-00-334-7249
NSN 5999-00-478-6991
NSN 5855-01-213-9076
NSN 6135-01-142-2417
NSN 6645-01-475-8283
NSN 6220-01-381-1793