Regulation & law · 17/10/2007Updated: 10/17/2026 · 1 min read

FAA Proposes New Airworthiness Directive for Boeing 747-200F, 747-300, 747-400, and 747-400D Series Airplanes

The Federal Aviation Administration (FAA) is proposing a new airworthiness directive to address reports of missing fasteners from the shear clip of the stub frame to auxiliary sill joint, which could lead to cracks in the adjacent exterior skin and internal doubler, potentially resulting in loss of structural integrity and sudden in-flight decompression of the airplane.