The Orenco IL-1 was an American two-seat liaison biplane built for the United States Army by the Ordnance Engineering Corporation (Orenco).^[1] The Model E-2 was a conventional biplane powered by a 400 hp (298 kW) Liberty 12 engine and designated IL-1 (Infantry Liaison) by the Army.^[2] First flown in 1919, two aircraft were built and evaluated by the Army at McCook Field as P-147 and P-168, but the type did not enter production.^[1]

Specifications

Data from ^[1]

General characteristics

• Crew: 2
• Length: 32 ft 0 in (9.75 m)
• Wingspan: 46 ft 0 in (14.02 m)
• Height: 11 ft 10 in (3.61 m) ^[3]
• Wing area: 600 sq ft (56 m²) ^[3]
• Empty weight: 3,428 lb (1,555 kg) ^[3]
• Gross weight: 5,046 lb (2,289 kg) ^[3]
• Powerplant: 1 × Liberty 12 , 400 hp (300 kW)

Performance

• Maximum speed: 130 mph (210 km/h, 110 kn) at sea level^[3]
• Range: 406 mi (653 km, 353 nmi) ^[3]
• Time to altitude: ^[3]
  
  • 14 minutes to 10,000 ft (3,000 m)
  • 29 minutes to 15,000 ft (4,600 m)