USB, A.A.Arhangelsky/ A.N.Tupolev

Trainer version of the SB, (Uchebnyj) passed State Tests in 1938. Second pilot cockpit was installed instead of navigator's glazed nose. Modification could be performed in the field conditions simply by replacing the nose section.

Built in small series.

• See related aircraft on the Main SB page;

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References:
• "History of aircraft construction in the USSR", Vol.2 p.15-16

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More links...
• USB, Tupolev

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Modified April 25, 1997

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