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Sukhoi Su-31

Single-Seat, Single-Engine Aerobatic Aircraft

The Sukhoi Su-31 is a further development of the earlier Su-29 - made lighter and offering increased capabilities.
Authored By: Staff Writer | Edited: 1/24/2019
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Year: 1992
Status: Active, In-Service
Manufacturer(s): Sukhoi - Russia
Production: 25
Crew: 1
Length: 22.47 ft (6.85 m)
Width: 25.59 ft (7.8 m)
Height: 9.02 ft (2.75 m)
Weight (Empty): 1,543 lb (700 kg)
Weight (MTOW): 2,315 lb (1,050 kg)
Power: 1 x Vedeneyev M14PF air-cooled radial piston engine developing 400 horsepower and driving a three-bladed propeller unit at the nose.
Speed: 280 mph (450 kph; 243 kts)
Ceiling: 13,123 feet (4,000 m; 2.49 miles)
Range: 684 miles (1,100 km; 594 nm)
Rate-of-Climb: 4,725 ft/min (1,440 m/min)
Operators: Russia



Variants / Models

• Su-31 - Base Series Designation; fixed undercarriage form.
• Su-31T - Alternative designation.
• Su-29T - Prototype based in the Su-29; single example.
• Su-31M - Improved model; incorporating ejection system.
• Su-31M2 - Improved model of 1999; enlarged wing mainplanes; reduced overall weight for increased performance; revised canopy design.
• Su-31U - Proposed model based in the Su-31T with retracting undercarriage.
• Su-31X - Export designation of Su-31T.
• Su-31ffX - Experimental model with changes to further performance figures and capabilities.
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