Boeing 737 Classic Boeing 737-300/-400/-500
British Airways 737-400
Role	Airliner
Manufacturer	Boeing Commercial Airplanes
First flight	February 24, 1984
Introduction	November 28, 1984 with USAir
Status	In service
Produced	1981–2000
Number built	1,998
Developed from	Boeing 737
Variants	Boeing 737 Next Generation

The Boeing 737 Classic is a family of Boeing 737s. The Boeing 737 Classic series is made up of the Boeing 737-300, -400 and -500. These planes were not called the 737 Classics until the Boeing 737 Next Generation family was made. Before the 737 Next Generation family, the 737 Classics were called the 'new generation'. The 737 Classics were made from 1984 to 2000. 1,988 aircraft were made. You can identify a 737 classic by the smaller windows on top of the main windshield