A gear sector with teeth formed on the inner surface.
NSN 5985-00-402-8691
NSN 6110-00-774-1792
NSN 5895-01-384-3230
NSN 5985-00-586-7240
NSN 6105-01-430-1967
NSN 6610-01-331-6966
NSN 5950-01-472-2467
NSN 5998-01-443-1275
NSN 5935-01-421-9819
NSN 2925-00-546-3129
NSN 6610-00-172-6982
NSN 6220-01-583-3278