Superseded. This AD was superseded by AD 2025-11-12. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2020-03-14
Effective 04/02/2020 · Published 02/27/2020
Airworthiness Directives; Airbus SAS Airplanes
Summary
The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A350-941 and -1041 airplanes. This AD was prompted by reports of loss of retention of the regulator inlet filter retainer on certain crew oxygen cylinder assemblies. This AD requires an inspection of the crew oxygen cylinder assembly for any discrepancy and replacement of an affected crew oxygen cylinder assembly with a serviceable part,…