|Type||R-3 Liberty (pre-production)||R-3M-5 (series)|
|Wing area (m2)||24.0+ 12.0||24.5+ 12.5|
|Weights (kg) and Loads|
|Wing Load (kg/m2)||58.4||57.5|
|Power load (kg/hp)||5.26||5.32|
|Roll (m [sec])|
Problems with parts and materials, novelty of the aircraft stretched the process. Works started in November 1925, but first pre-series R-3 was ready only in June 1927. It was powered with the imported Liberty, while following (30?) series aircraft carried domestic built M-5 powerplants.
One of those planes was used by pilot S.A.Shestakov and mechanic D.V.Fufaev for flight Moscow - Sarapul - Omsk - Novosibirsk - Krasnoyarsk - Irkutsk - Chita - Blagoveschensk - Nanjang (Korea) - Okayama - Tokyo during August 20 - September 1 (1927). Way back took 11 days. Crew and aircraft covered ~20,000km in 153 flight hours.
Only one small batch was built, replaced in production by R-3LD;
|Created August 28, 1998||Back to|