Airworthiness Directive · Amendment 39-23266 · Wings
The Boeing Company Airplanes
This AD applies to The Boeing Company Model 757-200 and -300 series airplanes, certificated in any category, as identified in Aviation Partners Boeing Alert Service Letter APBSL757-0039 Rev IR, dated February 4, 2026.
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 757-200 and -300 series airplanes. This AD was prompted by reported crack findings on airplanes with scimitar blended winglets. This AD requires inspections for cracks, and repair as applicable. The FAA is issuing this AD to address the unsafe condition on these products.
(1) Within 5 days after the effective date of this AD, do an external detailed inspection and an external high frequency eddy current inspection of the wing lower skin panel between wing station (WSTA) 711.5 and WSTA 743.5, left and right wing, for cracks, in accordance with Figure 1 of Aviation Partners Boeing Alert Service Letter APBSL757-0039 Rev IR, dated February 4, 2026.
(2) If any crack is found, during any inspection required by paragraph (g)(1) of this AD, repair before further flight using a method approved in accordance with the procedures specified in paragraph (i) of this AD.
The aircraft, engines and makers this AD names, by the model designations in its text. A model listed here may still be outside the AD's serial ranges.
