Pashinin I-21 Technical Specifications
Service Year: 1940
Type: Single-Seat Monoplane Fighter Protoype
National Origin: Soviet Union
Manufacturer(s): Pashinin OKB - Soviet Union
Production Total: 3
Structural (Crew Space, Dimensions and Weights)
Operating Crew (Typical): 1
Overall Length: 28.71 feet (8.75 meters)
Overall Width: 31.17 feet (9.50 meters)
Overall Height: 8.69 feet (2.65 meters)
Weight (Empty): 4,630 lb (2,100 kg)
Weight (MTOW): 5,886 lb (2,670 kg)
Installed Power and Standard Day Performance
Propulsion: 1 x Klimov M-105P V12 liquid-cooled inline piston engine developing 1,050 horsepower and driving three-bladed propeller unit at the nose.
Maximum Speed: 360 mph (580 kph; 313 knots)
Maximum Range: 472 miles (760 km)
Service Ceiling: 34,777 feet (10,600 meters; 6.59 miles)
Rate-of-Climb: 4,133 feet-per-minute (1,260 m/min)
Armament / Mission Payload
1 x 20mm ShVAK OR 1 x 23mm BT-23 automatic cannon in nose firing through the propeller hub.
2 x 7.62mm ShKAS machine guns in wings (one per wing).
Global Operators / Customers
Soviet Union (cancelled)
Model Variants (Including Prototypes)
I-21 - Base Project Designation; three prototypes completed.