Airworthiness directives › 2025-23-53
AD 2025-23-53 Airworthiness Directives; The Boeing Company Airplanes
Models named: MD-11, MD-11F, MD-10-10F, MD-10-30F. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This emergency AD applies to all The Boeing Company airplanes, certificated in any category, as identified in paragraphs (c)(1) through (3) of this emergency AD. (1) Model MD-11 and MD-11F airplanes. (2) Model MD-10-10F and MD-10-30F airplanes. (3) Model DC-10-10, DC-10-10F, DC-10-15, DC-10-30, DC-10-30F (KC-10A and KDC-10), DC-10-40, and DC-10-40F airplanes.
Compliance
Comply with this emergency AD within the compliance times specified, unless already done.
Required actions
(1) For airplanes identified in paragraph (c)(1) of this emergency AD: As of December 1, 2025 (the effective date of Emergency AD 2025-23-51), further flight is prohibited until the airplane is inspected and all applicable corrective actions are performed using a method approved by the Manager, AIR-520, Continued Operational Safety Branch, FAA. (2) For airplanes identified in paragraphs (c)(2) and (3) of this emergency AD: As of the effective date of this emergency AD, further flight is prohibited until the airplane is inspected and all applicable corrective actions are performed using a method approved by the Manager, AIR-520, Continued Operational Safety Branch, FAA.
Unsafe condition
This emergency AD was prompted by an accident where the left-hand engine and pylon detached from the airplane during takeoff and a determination that additional airplane models are subject to the same unsafe condition. The cause of the detachment is currently under investigation. The unsafe condition could result in loss of continued safe flight and landing.
Affected ADs
This emergency AD replaces Emergency AD 2025-23-51, Amendment 39-23193 (90 FR 51019, November 14, 2025) (AD 2025-23-51).
Read the original on the Federal Register →
You just looked this one up by hand
TrackAD holds all 12,278 of them and matches them against the aircraft you actually look after — airframe, engine, propeller and appliances in one pass — then works out what falls due and when.
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- $5 a month, or $50 a year Up to 50 aircraft on either.
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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1