Time Period: World War II
Country of Origin: Russia / USSR
Type: Biplane, Trainer Aircraft
Manufacturer: Polikarpov
Polikarpov Po-2 Aircraft Overview
The Polikarpov Po-2, also known as the U-2, was a versatile and durable biplane that played a significant role in World War II and beyond. Designed by Nikolai Polikarpov in the Soviet Union, the Po-2 was initially intended as a general-purpose biplane for civilian and military use.
One of the remarkable aspects of the Po-2 was its simplicity and ruggedness. Constructed mainly of wood and fabric, it was easy to manufacture and maintain, making it an ideal aircraft for operations in remote or austere environments. Its biplane configuration, while outdated compared to contemporary monoplanes, provided it with slow flight characteristics and low landing speeds, making it suitable for a variety of roles.
During World War II, the Po-2 served primarily as a liaison, reconnaissance, and utility aircraft for the Soviet Air Force. It was used for tasks such as liaison between front-line units, aerial reconnaissance, light bombing, and even as a night harassment bomber. Its ability to operate from rough or improvised airstrips made it invaluable for supporting ground troops and conducting night operations behind enemy lines.
One of the most notable uses of the Po-2 during World War II was its employment as a night harassment bomber by the Soviet 588th Night Bomber Regiment, famously known as the “Night Witches.” Flying in the cover of darkness, the Night Witches conducted daring and audacious raids against German positions, often dropping bombs manually and relying on the element of surprise and stealth to evade enemy defenses.
After World War II, the Po-2 continued to serve in various roles with the Soviet Air Force and other air forces around the world. Its versatility, simplicity, and ruggedness made it popular for agricultural spraying, training, and civilian aviation activities. Some Po-2 aircraft are still in operation today, a testament to their enduring legacy and remarkable design.
Overall, the Polikarpov Po-2 was a remarkable aircraft that defied its simple appearance to become one of the most versatile and enduring aircraft of its time. Its contributions to World War II and its subsequent service in various roles highlight its importance and significance in the history of aviation.
Polikarpov Po-2 (U-2) Specifications
- Crew: 2
- Length: 8.17 m (26 ft 10 in)
- Wingspan: 11.4 m (37 ft 5 in)
- Height: 3.1 m (10 ft 2 in)
- Wing area: 33.2 m2 (357 sq ft)
- Empty weight: 770 kg (1,698 lb)
- Gross weight: 1,030 kg (2,271 lb)
- Max takeoff weight: 1,350 kg (2,976 lb)
- Powerplant: 1 × Shvetsov M-11D 5-cylinder air-cooled radial piston engine, 93 kW (125 hp)
- Propellers: 2-bladed fixed-pitch propeller
Polikarpov Po-2 (U-2) Performance
- Maximum speed: 152 km/h (94 mph, 82 kn)
- Cruise speed: 110 km/h (68 mph, 59 kn)
- Range: 630 km (390 mi, 340 nmi)
- Service ceiling: 3,000 m (9,800 ft)
- Rate of climb: 2.78 m/s (547 ft/min)
- Wing loading: 41 kg/m2 (8.4 lb/sq ft)
- Power/mass: 0.060 kW/kg (0.036 hp/lb)
Polikarpov Po-2 (U-2) Armament
- Guns: One 7.62×54mmR (0.30 in) ShKAS machine gun.
- Bombs: Six 50 kg (110 lb) bombs.