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 5990-00-244-8684
NSN 5960-01-497-4572
NSN 5985-00-432-5299
NSN 6130-01-507-1201
NSN 5925-00-013-9423
NSN 5910-00-456-0824
NSN 5950-01-481-4173
NSN 6610-00-134-5625
NSN 6650-01-525-7370
NSN 5910-00-520-5229
NSN 6685-00-946-5411
NSN 5905-01-653-3750