The Aviation Maintenance Technician Handbook-Airframe, (FAA-H-8083-31A), is the latest revision developed by the Federal Aviation administration (FAA). Released in 2018, this new edition reflects current technologies, equipment and procedures. This handbook is one of a series of three handbooks for persons preparing for the certification exams required for obtaining an Aviation Maintenance Technician (AMT) certificate with Airframe or Powerplant rating or both (FAA A&P license). It is intended that this handbook provide the basic information on principles, fundamentals, and technical procedures in the subject matter areas relating to the airframe rating. It is designed to aid students enrolled in a formal course of instruction, as well as the individual who is studying on his or her own. This volume contains information on airframe construction features, avionics, communication and navigation, hydraulic and pneumatic power systems, aircraft landing gear, fuel systems, ice and rain protection, cabin environmental control, fire protection. The handbook also contains an explanation of the units that make up the various airframe systems. Illustrated throughout with detailed, full-color drawings and photographs with a comprehensive glossary and index. The handbook content is available for download, in PDF format, from www.faa.gov.