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The Latécoère 631 was a civil transatlantic flying boat built by Latécoère, the largest ever built up to its time. It’s primary operator was Air France.
General characteristics:
Crew: 5
Capacity: 46
Length: 43.46 m (142 ft 6⅝ in)
Wingspan: 57.43 m (188 ft 4½ in)
Height: 10.1 m (33 ft 1½ in)
Wing area: 349.4 m² (3,760 ft² [2])
Empty weight: 32,400 kg (71,280 lb[2])
Loaded weight: 71,350 kg (137,300 lb)
Powerplant: 6× Wright R-2600-A5B Cyclone 14-cylinder air cooled radial engine, 1,194 kW (1,600 hp) each
Performance:
Maximum speed: 394 km/h (213 knots, 245 mph[2])
Cruise speed: 297 km/h (161 knots, 185 mph)
Range: 6,035 km (3,281 nm, 3,750 mi)
Service ceiling: m (ft)
Rate of climb: m/s (ft/min)
Wing loading: 92.7 kg/m² (19.0 lb/ft²)
Power/mass: 0.10 kW/kg (0.070 hp/lb)
