Which item should be listed in the aircraft documentation after using helicoils?

In the context of aircraft documentation following the installation of helicoils, the specific repairs made involving helicoils is critical information. This documentation serves multiple purposes, such as ensuring compliance with maintenance records, providing traceability for future inspections, and informing any subsequent maintenance personnel about the modifications made to the aircraft.

Detailing the specific repairs helps maintain an accurate history of the aircraft's maintenance and can assist in addressing any potential issues that may arise later. It is essential for safety and regulatory compliance, as it enables technicians to understand what has been modified and the condition of the repair so they can make informed decisions during maintenance or inspection.

While factors like the length of the helicoils, the number used, and even their color might provide additional context, they do not carry the same weight in terms of understanding the nature of the repairs and the structural integrity of the aircraft. The primary focus of documentation should be on the nature of the repair itself, ensuring comprehensive records are retained.