The Tumansky RD-500 is a turbojet engine developed in the Soviet Union during the late 1940s. It was designed for use in various aircraft, including the Mikoyan-Gurevich MiG-15, and is known for its reliability and performance. The RD-500 was a reverse-engineered version of the British Rolls-Royce Derwent engine, adapted to meet Soviet specifications. This engine features a single-spool design and operates on a centrifugal compressor system. The RD-500 played a significant role in the early Cold War aviation era, contributing to the development of jet-powered fighter aircraft and enhancing the capabilities of the Soviet air force.