North American YF-100A Published on May 21, 2013 in 25 May 1953Full resolution (2560 × 2053) ← Previous Next → North American Aviation YF-100A Super Sabre 52-5754. (U.S. Air Force)The first aircraft to exceed Mach 1 on its first flight, the YF-100A, flies over the dry lakebed. (Courtesy photo)