| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
The Sukhoi Su-47 Berkut, also designated S-32 and S-37 during initial development, was a Russian experimental supersonic technology demonstrator developed by the JSC Sukhoi Company. A distinguishing feature of the aircraft was its forward-swept wing which gave the aircraft excellent agility and maneuverability.