The A310 introduced a two-crew glass cockpit, later adopted for the A300-600 with a common type rating. It was powered by the same GE CF6-80 or Pratt & Whitney JT9D then PW4000 turbofans. It can seat 220 passengers in two classes, or 240 in all-economy, and can fly up to . It has overwing exits between the two main front and rear door pairs. In April 1983, the aircraft entered revenue service with Swissair and competed with the Boeing 767-200, introduced six months before. Its longer range and ETOPS regulations allowed it to be operated on transatlantic flights. Until the last delivery in June 1998, 255 aircraft were produced, as it was succeeded by the larger Airbus A330-200. It has cargo aircraft versions, and was derived into the Airbus A310 MRTT military tanker/transport. A300-600ST Commonly referred to as the Airbus Beluga or "Airbus Super Transporter," these five airframes are used by Airbus to ferry parts between the company's disparate manufacturing facilities, thus enabling workshare distribution. They replaced the four Aero Spacelines Super Guppys previously used by Airbus. ICAO code: A3ST Operators , there were 229 A300 family aircraft in commercial service. The five largest operators were FedEx Express (70), UPS Airlines (52), European Air Transport Leipzig (22), Iran Air (14), and Mahan Air (11). Deliveries Data through end of December 2007. Accidents and incidents As of June 2021, the A300 has been involved in 77 occurrences including 24 hull-loss accidents causing 1133 fatalities, and criminal occurrences and hijackings causing fatalities. Accidents with fatalities 21 September 1987: EgyptAir Airbus A300B4-203 touched down past the runway threshold. The right main gear hit runway lights and the aircraft collided with an antenna and fences. No passengers were on board the plane, but 5 crew members were killed. 28 September 1992: PIA Flight 268, an A300B4 crashed on approach near Kathmandu, Nepal. All 12 crew and 155 passengers perished. 26 April 1994: China Airlines Flight 140 (Taiwan) crashed at the end of runway at Nagoya, Japan, killing all 15 crew and 249 of 256 passengers on board. 26 September 1997: Garuda Indonesia Flight 152 was on approach to Polonia International Airport in Medan. The plane later crashed into a ravine in Buah Nabar due to ATC error and apparent haze that covers the country which limits the visibility. All 234 passengers and crew aboard perished in Indonesia's deadliest crash. 16 February 1998: China Airlines