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 6610-00-122-5392
NSN 6240-00-433-2707
NSN 5950-01-423-4236
NSN 5990-01-467-7575
NSN 6145-01-176-1061
NSN 7035-00-521-4319
NSN 5920-01-384-6065
NSN 6610-01-159-0438
NSN 6145-01-018-1752
NSN 5925-01-061-9717
NSN 5895-01-502-8948
NSN 6240-00-959-7025