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 5975-00-497-7899
NSN 6645-00-006-6387
NSN 5925-01-279-1057
NSN 6135-01-309-2299
NSN 5999-00-363-3435
NSN 6105-00-120-0955
NSN 6620-00-663-8962
NSN 5999-01-510-9408
NSN 5855-01-115-9014
NSN 6130-00-092-7574
NSN 5895-01-582-7464
NSN 5975-01-167-8598