A gear sector with teeth formed on the inner surface.
NSN 6220-00-393-4222
NSN 5998-01-172-4560
NSN 5965-01-564-6654
NSN 6685-01-123-1332
NSN 5835-01-584-8538
NSN 6110-01-374-3196
NSN 6145-01-462-9431
NSN 5996-01-303-6882
NSN 5925-01-477-6200
NSN 6110-01-589-9886
NSN 5835-01-608-8868
NSN 6135-01-369-5392