{
 "icao": "B734",
 "name": "Boeing 737-400",
 "manufacturer": "Boeing",
 "category": "airliner",
 "military": false,
 "family": "Boeing 737 Classic",
 "url": "https://aircraft.intelsystems.ai/aircraft/B734/SAS/",
 "json": "https://aircraft.intelsystems.ai/aircraft/B734/SAS.json",
 "drawings": {
  "profile": {
   "view": "profile",
   "url": "https://aircraft.intelsystems.ai/images/boeing-737-400-sas-profile.webp",
   "format": "webp",
   "width": 1200,
   "height": 416,
   "bytes": 46102,
   "sha256": "a68d1424efe809b9621d23f2b656ed9d57e2737a5b9e830a9c2250b16520ccf4"
  },
  "top": {
   "view": "top",
   "url": "https://aircraft.intelsystems.ai/images/boeing-737-400-sas-top.webp",
   "format": "webp",
   "width": 769,
   "height": 720,
   "bytes": 46556,
   "sha256": "d2c9bc182b6efdade6f23db00bc2a073bc84ac1956c651c26023735408fb7fa8"
  }
 },
 "specifications": {
  "max_kmh": 876,
  "wingspan_m": 28.88,
  "length_m": 36.4,
  "mtow_t": 68.0,
  "cruise_kmh": 795,
  "range_km": 3800,
  "ceiling_m": 11300,
  "first_flight": 1988,
  "seats": 168,
  "engine": "2× CFM56-3C1",
  "power": "2× 105 kN"
 },
 "specifications_source": "AirwayControl spec register, curated from Wikipedia and manufacturer pages",
 "wikipedia": {
  "title": "Boeing 737 Classic",
  "summary": "The Boeing 737 Classic is a series of narrow-body airliners produced by Boeing Commercial Airplanes, the second generation of the Boeing 737 series of aircraft.\n\nDevelopment began in 1979 and the first variant, the 737-300, first flew in February 1984 and entered service that December.\nThe stretched 737-400 first flew in February 1988 and entered service later that year. The shortest variant, the 737-500, first flew in June 1989 and entered service in 1990.",
  "url": "https://en.wikipedia.org/wiki/Boeing_737_Classic",
  "license": "CC BY-SA 4.0",
  "license_url": "https://creativecommons.org/licenses/by-sa/4.0/",
  "retrieved": "2026-10-11"
 },
 "license": {
  "drawings": "CC BY 4.0",
  "url": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "Drawing of the Boeing 737-400 in SAS Scandinavian Airlines colours by AirwayControl Aircraft Library (https://aircraft.intelsystems.ai/aircraft/B734/SAS/), CC BY 4.0",
  "trademarks": "Airline names and colour schemes are trademarks of their owners; the licence covers the drawing."
 },
 "source": "AirwayControl Aircraft Library",
 "updated": "2026-10-11",
 "key": "B734-SAS",
 "type_url": "https://aircraft.intelsystems.ai/aircraft/B734/",
 "type_json": "https://aircraft.intelsystems.ai/aircraft/B734.json",
 "operator": {
  "icao": "SAS",
  "iata": "SK",
  "name": "SAS Scandinavian Airlines",
  "country": "Denmark, Norway and Sweden",
  "url": "https://aircraft.intelsystems.ai/airlines/SAS/"
 },
 "variant": null
}