Das ist eine lokale Kopie vom 18.08.22 von https://skybrary.aero/articles/aircraft-description-icao-doc-8643. Gekürzt und leicht angepasst.

ICAO Doc 8643 provides data on aircraft such as the Manufacturer, Model, Type designator, etc. One of the items is called Description and is a three-symbol code containing basic data about the aircraft:


Further Reading