The Stearman Kaydet (officially the Boeing Model 75) is an iconic American biplane that served as the primary flight trainer for the U.S. Army and Navy during World War II. Known for its rugged, simple, and forgiving design, it was often the first aircraft a cadet would fly and solo in Military Designations and Variants While almost universally known as "the Stearman," the aircraft had various official names based on the service branch and engine type. PT-13: The original Army version, powered b