This 2023 Pilot's Handbook of Aeronautical Knowledge (PHAK) provides the basic knowledge that is essential for pilots. It introduces pilots to the broad spectrum of knowledge that will be needed as they progress in their pilot training. Except for the Code of Federal Regulations pertinent to civil aviation, most of the knowledge areas applicable to pilot certification are presented. This handbook is useful to beginning pilots, as well as those pursuing more advanced pilot certificates.

This handbook supersedes FAA-H-8083-25B, Pilot’s Handbook of Aeronautical Knowledge, dated 2016.

Table of Contents:

Chapter 1: Introduction to Flying

Chapter 2: Aeronautical Decision-Making

Chapter 3: Aircraft Construction

Chapter 4: Principles of Flight

Chapter 5: Aerodynamics of Flight

Chapter 6: Flight Controls

Chapter 7: Aircraft Systems

Chapter 8: Flight Instruments

Chapter 9: Flight Manuals and Other Documents

Chapter 10: Weight and Balance

Chapter 11: Aircraft Performance

Chapter 12: Weather Theory

Chapter 13: Aviation Weather Services

Chapter 14: Airport Operations

Chapter 15: Airspace

Chapter 16: Navigation

Chapter 17: Aeromedical Factors

Acronyms

Glossary