A gear sector with teeth formed on the inner surface.
NSN 6105-01-199-5358
NSN 6145-00-244-4360
NSN 5960-00-062-4906
NSN 5960-01-234-9107
NSN 5835-01-014-9292
NSN 4140-00-498-4005
NSN 5998-01-207-0979
NSN 5975-01-642-4557
NSN 5925-00-072-9933
NSN 5920-00-951-5050
NSN 5985-01-159-7718
NSN 4140-00-605-0396