Polikarpov R-5
Technical Information

Background
Developed by the design bureau lead by Nikolai Nikolaevich Polikarpov as a replacement for the R-1, the copy of the Airco DH.9A. The prototype first flew in autumn 1928 and after extensive evaluation, the R-5 entered production in 1930. Produced for Soviet Air Force and supplied to satellite states, Mongolian Air Force.

R-5SH, R-Z, R5SSS Variants
Modified versions were produced to serve as floatplanes, ground attack aircraft and civil transports. The R-5SSS, was the improved variant. Succeeded by the Polikarpov R-Z.

Production
A total of 4,914 R-5 were built, plus other variants.

Technical Details
Crew  Two (pilot, observer)
Engine  1× Mikulin M-17B water cooled V-12, 507 kW (680 hp)
Span  15.5 m
Length  10.56 m
Height  3.25 m
Maximum Speed  295 mph
Range  1,165 miles
Armament  (nose) 1 × PV-1 machine gun (rear) 1 × DA machine gun
Bombload  250 kg (550 lb) bombs