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 5950-00-523-8469
NSN 6620-00-708-2688
NSN 5945-01-202-8119
NSN 5975-01-580-1530
NSN 5905-01-389-9550
NSN 5965-00-940-8699
NSN 5855-01-308-0955
NSN 5990-01-607-3528
NSN 6150-00-786-0672
NSN 6645-01-528-6433
NSN 6685-01-394-6316
NSN 5945-01-237-1381