Doors — Cockpit Escape Hatches — Replacement

Published: Jun 12, 2023
Effective: Jun 19, 2023
Deadline: Jan 20, 2027
Replaces: 2021-0004

Airbus A350 941 1041

AI-generated summary of the official EASA document. Verify against the PDF before acting.

What to do

Operators of Airbus A350-941 and A350-1041 aircraft with affected cockpit escape hatches must replace these parts with approved serviceable parts within 72 months after 20 January 2021. Installation of affected parts is prohibited from 20 January 2021 onwards, and compliance must follow Airbus Service Bulletin A350-52-P051 instructions.

Summary

EASA Airworthiness Directive 2021-0004R1 is an updated regulation addressing the replacement of cockpit escape hatches on Airbus A350-941 and A350-1041 aeroplanes. It targets specific affected hatch part numbers that have corrosion issues impacting hatch operability from the outside. The directive mandates replacement with improved serviceable parts to ensure safe evacuation capability.

What changed

This revision updates the definition of serviceable parts to include a newly certified cockpit escape hatch part number WF019AKAAAAA. It supersedes the original AD 2021-0004 by expanding acceptable replacement parts and clarifying installation prohibitions for affected parts.

Why it matters

This directive is critical for operators and maintenance organizations to prevent potential failure of cockpit escape hatches due to corrosion, which could hinder emergency evacuation. Compliance ensures continued airworthiness and safety of Airbus A350 aircraft by addressing a known unsafe condition affecting crew safety.

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