 On 30 June 1932, BuAer signed a contract with Curtiss to design a two-seat monoplane with a parasol wing a retractable undercarriage and powered by a 625 hp (466 kW) Wright R-1510-92 fourteen cylinder, two row, air-cooled radial engine driving a two-blade propeller.This fighter was designated XF12C-1.The SBC was an all-metal, two-seat scout-bomber biplane with “I”-type interplane struts.