A gear sector with teeth formed on the inner surface.
NSN 6685-01-319-8195
NSN 5935-00-202-5808
NSN 5985-01-115-0287
NSN 5855-01-537-4951
NSN 7035-01-146-7096
NSN 6145-01-449-1343
NSN 6105-00-992-1244
NSN 2925-01-063-7876
NSN 5998-00-564-0410
NSN 5996-01-232-0067
NSN 6150-00-884-2071
NSN 5996-01-361-1451