CNO is not a rank, it is a position. Unlike MCPON, which has a different rank insignia, the CNO only wears the rank of Admiral (O-10) and 4 stars. This also contrasts with the Fleet Admiral Rank, which has 5 stars.
Speaking of 4 star ranks, where is O10 Admiral (ADM) as a rank in your list?
Speaking of 4 star ranks, where is O10 Admiral (ADM) as a rank in your list?