What is the mark designation of the E3 Sentry?

The E3 Sentry, a key airborne warning and control system (AWACS) aircraft used by NATO and the United States Air Force, is officially designated as AEW1. This designation reflects its role in airborne early warning (AEW) operations, where it is primarily tasked with surveillance and command and control functions. The "AEW" in the designation stands for Airborne Early Warning, and the numeral "1" signifies its particular model.

This classification is part of a structured designation system that helps to identify aircraft types and their intended purpose. By understanding this designation, one can distinguish the E3 Sentry from other airborne systems that may provide different capabilities or serve different operational roles.