Historical Background
The North American AT-6 Texan was originally developed during the middle thirties as an advanced training monoplane. Earlier versions, designated BT-9through BT-9D, numbered slightly less than 300, were used as basic trainers. They had fixed landing gear 400 hp. Wright R-975’s, and many survived until the end of World War II. The earliest versions were designated BC-1, for “Basic Combat”, and nearly 300 were built before being reclassifies as AT-6, for “Advanced Trainer”. These had 600 hp. Pratt and Whitney R-1340’s, and engine which remained with the airplane for almost its entire life. Navy versions were called SNJ, and they were built until the end of the war, going up to SNJ-6. The Army Air Force AT-6 was built until the end of the war, slightly more than 10,000 being built. These went from AT-6 through AT-6F, with postwar variants designated T- 6G , with Navy versions going as high as SNJ-8.