The F-5N is a variant of the Northrop F-5 Freedom Fighter, used by the United States Navy as an adversary aircraft in training exercises. The Red 117, tail number 761533, is a notable example of this aircraft, serving with the VFC-111 "Sundowners" aggressor squadron. In 2017, this aircraft was featured in a distinctive red livery, making it a standout among adversary platforms. Red 117's unique paint and cost-effective, high-performance profile made it a standout among adversary platforms, helping sharpen pilot skills against agile, real-world opponents.