Search Results for keywords:"porosity rates"

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Search Results: keywords:"porosity rates"

  • Type:Proposed Rule
    Citation:90 FR 11914
    Reading Time:about 10 minutes

    The Federal Aviation Administration (FAA) is proposing a new airworthiness directive (AD) for certain models of Safran Helicopter Engines. This proposal arose from findings that some high-pressure turbine blades might have defects due to manufacturing changes, which could lead to mechanical failures. To prevent this issue, the AD requires replacing the faulty turbine blades as detailed in a European safety agency directive. Interested parties have until April 28, 2025, to provide comments on the proposed rule.

    Simple Explanation

    The FAA wants to make sure helicopter engines are safe, so they are telling everyone to change some parts called turbine blades because they might break. People have until April 28, 2025, to say what they think about this new rule.