This standard BS EN 4641-301:2024 - TC Tracked Changes. Aerospace series. Cables, optical, 125 µm diameter cladding is classified in these ICS categories:
49.090 On-board equipment and instruments
49.060 Aerospace electric equipment and systems
This document specifies the general characteristics, conditions for qualification, acceptance and quality assurance for a fibre optic cable with a 50/125 µm Graded Index fibre core, 1,8 mm outside diameter for non-pull-proof contact designs.