Grumman G-73 Mallard - Specifications (G-73T)

Specifications (G-73T)

General characteristics

• Crew: 2
• Capacity: 5,000 lb (2,268 kg) payload or up to 17 passengers
• Length: 48 ft 3 in (14.7 m)
• Wingspan: 66 ft 7 in (20.3 m)
• Height: 18 ft 9 in (5.72 m)
• Empty weight: 8,750 lb (3,969 kg)
• Gross weight: 14,000 lb (6,350 kg)
• Max takeoff weight: 14,000 lb (6,350 kg)
• Powerplant: 2 × Pratt & Whitney R-1340 radial engine (originally) or, if modified, Pratt & Whitney Canada PT6A-34 turboprop engines, 600 hp (450 kW) each

Performance

• Maximum speed: 187 kn (215 mph; 346 km/h)
• Cruise speed: 157 kn (181 mph; 291 km/h)
• Never exceed speed: 187 kn (215 mph; 346 km/h)
• Range: 1,120 nmi (1,289 mi; 2,074 km)
• Service ceiling: 24,500 ft (7,500 m)
• Rate of climb: 1,350 ft/min (6.9 m/s)
• Power/mass: .086 hp/lb (0.029 kW/kg)