Model: B74S-SP94 IATA: 74L ICAO: B74S Manufacturer: Boeing Commercial Airplanes Introduced: 1976 with Pan Am Status: In limited service as governmental, charter or VIP aircraft, one in service as SOFIA. Wingspan: 59.6 m Max Take-off Weight: 304000 Range: 6650 Ceiling: 45100 ft Cockpit crew: 3 ICAO Mass Group: 5 Approach Group: C Wake Turbulence Group: H Type code: L4J