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 5835-01-303-6563
NSN 6135-01-517-6060
NSN 5935-01-094-5656
NSN 5998-01-634-0604
NSN 6320-00-731-6134
NSN 6320-01-129-9656
NSN 6685-00-883-4608
NSN 5965-00-492-9642
NSN 5925-00-072-6934
NSN 6220-01-409-1585
NSN 5960-00-170-6916
NSN 6220-00-117-4547