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 6135-01-020-1967
NSN 5910-00-912-5402
NSN 5998-01-191-9507
NSN 5835-01-088-1004
NSN 6620-01-278-4202
NSN 5910-01-184-1451
NSN 6135-01-468-6491
NSN 5998-01-062-0744
NSN 5920-01-459-7890
NSN 2925-01-032-3814
NSN 5998-00-783-3415
NSN 5975-01-573-4924