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Lockheed L-749 Constellation Civil Aircraft Model Details

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General Information of Lockheed L-749 Constellation
Designer : Clarence "Kelly" Johnson

Developed From : L-649 Constellation

First Flight : March 14, 1947[1]

Introduction : April 18, 1947

Manufacturer : Lockheed

National Origin : United States

Number Built : 119

Primary Users : Trans World Airlines; Air France; KLM; South African Airways; Air India; Eastern Air Lines; Qantas; Airlinte Eireann

Produced : 1947 - 1951[2][3]

Retired : 1993

Role : Airliner

Status : Retired

Variants : C-121 Constellation; PO-1W/WV-1 Constellation

General characteristics of Lockheed L-749 Constellation
Capacity : 60-81 passengers

Crew : 6-8 (pilot, copilot, radio operator, engineer, and 2-4 flight attendants)

Empty Weight : 56,590 lbs (25,669 kg)

Height : 22 ft 5 in (6.83 m)

Length : 97 ft 4 in (29.66 m)

Max Takeoff Weight : 107,000 lbs (48,534 kg)

Powerplant : 4 × Wright R-3350-749C18BD-1 radial engines, 2,500 hp (1,864 kW) each

Propellers : 4 propellor

Wing Area : 1,650 sq ft (153.29 sq m)

Wingspan : 123 ft (37.49 m)

Performance of Lockheed L-749 Constellation
Cruise Speed : 345 mph (555 km/h)

Range : 4,995 mi w/maximum fuel load; 2,600 mi w/maximum payload (8,038 km w/maximum fuel load; 4,184 km w/maximum payload)

Service Ceiling : 24,100 ft (7345 m)

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