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 5915-00-221-2007
NSN 5905-01-495-3705
NSN 5920-00-092-0712
NSN 6130-00-280-3696
NSN 6650-01-166-1914
NSN 5960-01-167-8796
NSN 6610-01-543-3753
NSN 5925-01-224-0285
NSN 5895-01-464-4591
NSN 5996-01-365-9330
NSN 6130-01-197-7397
NSN 6220-01-543-1918