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 6135-01-285-8807
NSN 5915-01-463-7808
NSN 5925-01-560-7567
NSN 5835-00-264-0946
NSN 5920-00-915-3571
NSN 6135-00-368-5578
NSN 4140-00-146-1633
NSN 5910-01-344-2820
NSN 4140-01-165-4561
NSN 5930-01-187-8208
NSN 5998-01-634-0604
NSN 5925-01-033-1980