S-2 Tracker / VS-41Grumman S 2 Tracker airplane model. The S 2 Tracker is a carrier based antisubmarine search and attack aircraft It was one of the first aircraft designed to combine the detection equipment and armament to hunt and destroy submarines while operating from aircraft carriers. The first flight of the prototype S 2 was 4 December 1952, and production deliveries started in 1953. A total of 1,342 aircraft were eventually built in 16 configurations. The major