Conversion of the RD-DB production version of the ANT-25 as high-altitude research aircraft.

The BOK-11 had a ACh-40 diesel engine with both mechanical supercharger and turbocharger, and a pressure cabin with two metal cupola's with small portholes.

Endurance was 72 hours. A production reconnaissance development was abandoned.

Modified January 25, 1996 Back to
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