Platt-Le Page XR-1 - Specifications (XR-1A)

Specifications (XR-1A)

Data from Connor and Lee 2000; Lambermont 1958

General characteristics

• Crew: Two (Pilot and observer)
• Length: 29 ft 4 in (8.94 m)
• Wingspan: 65 ft 0 in (19.81 m)
• Height: 9 ft 0 in (2.74 m)
• Gross weight: 4,730 lb (2,145 kg)
• Powerplant: 1 × Pratt & Whitney R-985-AN-1 radial piston engine, 450 hp (340 kW)
• Main rotor diameter: 2× 31 ft 6 in (9.60 m)

Performance

• Maximum speed: 110 mph; 96 kn (177 km/h)
• Power/mass: 10.8 lb (4.9kg)/hp