Liquid Penetrant Inspection / Use of Visible Dye Penetrant
- Published
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Affected stakeholders should review and consider the recommendations from FAA SAIB CE-18-26R1 as endorsed by EASA for all safety critical hardware on engines, propellers, and APUs. No mandatory actions or compliance deadlines are imposed by this bulletin, but operators and maintenance providers are encouraged to evaluate their inspection procedures accordingly. For further information, contact the EASA Safety Information Section via the provided email.
Summary
EASA Safety Information Bulletin 2018-17R1 is an airworthiness bulletin addressing the use of visible dye penetrant inspection methods on safety critical hardware installed on engines, propellers, and auxiliary power units (APU). It highlights concerns related to the use of Type II visible penetrant under ordinary white light as per Aerospace Material Specification AMS 2644. The bulletin applies broadly to all safety critical hardware on any engines, propellers, and APUs, including non-US designs.
What changed
EASA SIB 2018-17R1 revises the original bulletin to refer to a revised FAA publication, specifically FAA SAIB CE-18-26R1 dated 30 October 2018. The revision updates the information about risks associated with visible dye penetrant inspection under ordinary white light but does not introduce any new mandatory airworthiness directives.
Why it matters
This bulletin informs aviation professionals about potential risks when using visible dye penetrant inspection methods, which could affect the detection of defects in critical hardware. Operators, maintenance organizations, and compliance teams need to be aware of these risks to ensure inspection methods remain effective and safety standards are maintained. Understanding these concerns helps prevent undetected hardware issues that could compromise airworthiness.
Get the next one by email
New ADs and bulletins for your aircraft, summarized like this page, every Monday.