Aero A.304 Technical Specifications
Service Year: 1937
Type: Medium Bomber Aircraft
National Origin: Czechoslovakia
Manufacturer(s): Aero Vodochody - Czechoslovakia
Production Total: 19
Structural (Crew Space, Dimensions and Weights)
Operating Crew (Typical): 3
Overall Length: 43.34 feet (13.21 meters)
Overall Width: 62.99 feet (19.20 meters)
Overall Height: 11.15 feet (3.40 meters)
Weight (Empty): 6,614 lb (3,000 kg)
Weight (MTOW): 10,296 lb (4,670 kg)
Installed Power and Standard Day Performance
Propulsion: 2 x Walter Super Castor I MR 9-cylinder, air-cooled radial piston engines developing 460 horsepower each.
Maximum Speed: 200 mph (322 kph; 174 knots)
Maximum Range: 746 miles (1,200 km)
Service Ceiling: 19,029 feet (5,800 meters; 3.60 miles)
Rate-of-Climb: 1,330 feet-per-minute (405 m/min)
Armament / Mission Payload
1 x 7.92mm ZB-30 machine gun in fixed, forward-firing mounting in the nose.
1 x 7.92mm vz.30 machine gun fitted to dorsal turret
1 x 7.92mm vz.30 machine gun fitted at rear-facing ventral gun position.
Up to 660lb of conventional drop munitions.
Global Operators / Customers
Bulgaria; Czechoslovakia; Nazi Germany; Slovakia
Model Variants (Including Prototypes)
A.304 - Base Series Designation; based on the failed A.204 passenger airliner; 19 examples produced.
A.304 - Improved Form first flying in 1938; fitted with 2 x Bristol Mercury IX 9-cylinder radial engines of 818hp each.