Sukhoi T-60S Sukhoi in 1984 but was cancelled after the Cold War ended in the early 1990s. The bomber was to have replaced the Tu-22M in the Soviet Air Force. Instead, Sukhoi decided took a more conventional approach and developed the Su-34 as a replacement for the Tu-22M. Sukhoi T-60S The Sukhoi T-60S was a planned Soviet 1980s replacement for the Tu-22M3. The supersonic intermediate range bomber never got past the drawing board. Very little information is available about technical characteristics of this aircraft, which remains classified by the Sukhoi Design Bureau. It was believed that T-60S would have featured a variable
Sukhoi Su-17 Sukhoi Su-17 The Sukhoi Su-17 (NATO reporting name: Fitter) is a Soviet variable-sweep wing fighter-bomber developed from the Sukhoi Su-7. It enjoyed a long career in Soviet, later Russian, service and was widely exported to Eastern Bloc, Arab air forces, Angola and Peru as the Su-20 and Su-22. It is the first variable-sweep wing of Russian/Soviet origin. Seeking to improve low-speed and take-off/landing performance of the Su-7B fighter-bomber, in 1963 the Sukhoi OKB with input from TsAGI created a variable-sweep wing technology demonstrator. The Su-7IG (internal designation S-22I, NATO designation "Fitter-B"), converted from a production Su-7BM, had fixed inner portions