 A small number of U.S.-built machines were purchased by the U.S. military, including a batch evaluated by the United States Army Air Corps as the PT-16 but not bought in quantity.One initial prototype aircraft and six subsequent specialised production N2Y trainers were purchased by the United States Navy.These N2Y-1 aircraft were equipped with hooks to catch the trapeze on two U.S. Navy airships, the "USS Akron" and the "USS Macon."