1st Flight 1940
The Zmaj R-1 was a twin-engine prototype bomber produced by Zmaj aircraft of the former Yugoslavia, designed in the 1930s.
The aircraft remained a prototype due to a number of difficulties in testing.
Specifications
Crew: 3–4
Length: 12.78 m (41 ft 11 in)
Wingspan: 14.40 m (47 ft 3 in)
Height: 2.50 m (8 ft 2 in)
Wing area: 33.80 m2 (363.8 sq ft)
Empty weight: 2,600 kg (5,732 lb)
Gross weight: 5,094 kg (11,230 lb)
Max take-off weight: 5,664 kg (12,487 lb)
Powerplant: 2 × Hispano-Suiza 14AB 14-cyl. air-cooled radial piston engine, 552 kW (740 hp) each
Propellers: 3-bladed
Performance
Maximum speed: 450 km/h (280 mph, 240 kn)
Cruise speed: 320 km/h (200 mph, 170 kn)
Range: 1,000 km (620 mi, 540 nmi)
Service ceiling: 10,000 m (33,000 ft)
Rate of climb: 5.55 m/s (1,093 ft/min)
Armament
Guns: 2x 20 mm (0.787 in) Oerlikon cannon, and 4x 7.9 mm (0.311 in) machine guns
Bombs: 1,600 kg (3,500 lb) of bombs carried internally.
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