Tumansky R-15
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The Tumansky R-15 is an axial-flow, single-shaft turbojet with an afterburner. Its best known use is on the Mikoyan-Gurevich MiG-25.
Tumansky R-15BD-300 turbojet engine on display at the Estonian Aviation Museum
Tupolev Tu-123
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The Tupolev Tu-123 Yastreb was one of the earliest Soviet reconnaissance drones that began development in 1960. Sometimes referred to as the "DBR-1", it was introduced into active service in 1964.
Tumansky R-15
…such as titanium or other alloys that could have reduced the weight of the engine. The Tu-121 was later canceled, but its basic design was used in the Tupolev Tu-123 reconnaissance drone. The maximum thrust was 7,500 kilograms force (73.5 kN, 16,500 lbf) dry and 11,200 kilograms force (110 kN, 24,700 lbf) with…
Tu-123 at Khodynka Field, Moscow