25 Airworthiness Directives: 14 airplane, 6 rotorcraft, 5 engine.
AD 2026-17-09 · published Sep 3, 2026, effective Sep 18, 2026
Airbus SAS Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A350-1041 airplanes. This AD was prompted by the detection of missing chamfers under the heads of critical fasteners on the primary structure of both pylons. This AD requires an inspection of the fasteners in the affected areas and corrective actions if necessary. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-01 · published Sep 3, 2026, effective Sep 18, 2026
ATR-GIE Avions de Transport Régional Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain ATR-GIE Avions de Transport R[eacute]gional Model ATR42-500 airplanes. This AD was prompted by a determination that a new airworthiness limitation is necessary. This AD requires revising the existing maintenance or inspection program, as applicable, to incorporate a new airworthiness limitation. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-03 · published Sep 3, 2026, effective Sep 18, 2026
Airbus SAS Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A318-112; Model A319-115, -132, and -133; Model A320-214, -216, -232, -233, -251N, and -271N; and Model A321-211, -213, -231, -271N, -251NX, -253NX, and -271NX airplanes. This AD was prompted by a quality escape identified in the production assembly line on the main landing gear (MLG) support rib 5 lugs, which resulted in tool mark damage in the bore of the forward and aft lugs. This AD requires repetitive detailed visual inspections (DVIs) of the affected parts and applicable corrective actions. This AD also provides a one- time special detailed inspection (SDI) as a terminating action for the repetitive inspections. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-02 · published Sep 11, 2026, effective Oct 16, 2026
Dassault Aviation Airplanes
The FAA is superseding Airworthiness Directive (AD) 2023-22- 12, which applied to all Dassault Aviation Model FALCON 2000 airplanes. AD 2023-22-12 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. Since the FAA issued AD 2023-22-12, the FAA has determined that new or more restrictive airworthiness limitations are necessary. This AD continues to require certain actions in AD 2023- 22-12 and requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-05 · published Sep 11, 2026, effective Oct 16, 2026
Dassault Aviation Airplanes
The FAA is superseding Airworthiness Directive (AD) 2023-23- 06, which applied to certain Dassault Aviation Model FALCON 2000EX airplanes. AD 2023-23-06 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. Since the FAA issued AD 2023-23- 06, the FAA has determined that new or more restrictive airworthiness limitations are necessary. This AD continues to require certain actions in AD 2023-23-06 and requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-06 · published Sep 11, 2026, effective Oct 16, 2026
Gulfstream Aerospace LP (Type Certificate Previously Held by Israel Aircraft Industries, Ltd.) Airplanes
The FAA is superseding Airworthiness Directive (AD) 2025-15- 04, which applied to all Gulfstream Aerospace LP Model G150 airplanes. AD 2025-15-04 required revising the existing maintenance or inspection program, as applicable, to incorporate a new airworthiness limitation. Since the FAA issued AD 2025-15-04, the FAA has determined that new or more restrictive airworthiness limitations are necessary. This AD continues to require actions in AD 2025-15-04 and requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-17-11 · published Sep 15, 2026, effective Oct 20, 2026
Pilatus Aircraft Ltd. Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Pilatus Aircraft Ltd. (Pilatus) Model PC-24 airplanes. This AD was prompted by a report that a solid-state relay (SSR) used in the left-hand (LH) windshield heating system may allow reverse current flow when in the OFF position. This AD requires modification of the airplane and replacement of the affected SSR with a serviceable part. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-07 · published Sep 17, 2026, effective Oct 22, 2026
The Boeing Company Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes. This AD was prompted by reports indicating cracks in the bear strap and stub frame at the forward galley door cutout. This AD requires inspections for existing repairs; an inspection for any crack of the fuselage skin, bear strap, and stub frame; repetitive inspections for any crack of the bear strap and stub frame; and applicable on-condition actions. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-08 · published Sep 17, 2026, effective Oct 22, 2026
The Boeing Company Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 767-300F series airplanes. This AD was prompted by a report of a supplier notice of escapement documenting that some titanium cargo track crown fittings had suspect material certifications. This AD requires an X-ray fluorescence (XRF) spectrometer inspection to identify the material composition of the cargo track crown fittings or replacement of all cargo track crown fittings with new cargo track crown fittings, and applicable on- condition actions. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-09 · published Sep 17, 2026, effective Oct 22, 2026
Airbus SAS Airplanes
The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A330-243, A330-243F, A330-341, A330-342, and A330-343 airplanes. This AD was prompted by reports of cracked and broken restraint brackets of the anti-ice piccolo tube found during maintenance on certain nacelle inlet cowls. This AD requires, for certain affected parts, modification of the affected part, and for certain other affected parts, repetitive special detailed inspections (SDIs) for discrepancies and, depending on findings, modification of the affected part. This AD also prohibits a certain repair on any affected part and limits the installation of affected parts under certain conditions. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-19-04 · published Sep 28, 2026, effective Nov 2, 2026
The Boeing Company Airplanes
The FAA is adopting a new airworthiness directive (AD) for all The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F series airplanes. This AD was prompted by a report of an overheated alternating current motor pump (ACMP) that caused a fire in the main landing gear (MLG) wheel well. This AD requires a records check or inspection for any installed ACMP with a certain part number and applicable on-condition actions. This AD also prohibits the installation of affected parts. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-19-06 · published Sep 28, 2026, effective Oct 13, 2026
Costruzioni Aeronautiche Tecnam S.P.A. Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Costruzioni Aeronautiche Tecnam S.p.A. (Tecnam) Model P2006T airplanes. This AD was prompted by a report of partial detachment of the left aileron due to a missing hinge pin. This AD requires a one- time detailed visual inspection of the affected aileron hinges for damage (cracks, warping of the hinges or hinge pin, scratched paint, missing or broken torque stripe, etc.) and cotter pins for improper installation and, depending on the findings, applicable corrective action. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-20-01 · published Sep 28, 2026, effective Nov 2, 2026
The Boeing Company Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 787-8, 787-9, and 787-10 airplanes. This AD was prompted by a report that cargo liner joint sealing tape could be missing in particular areas on certain airplanes. The absence of this tape could allow a fire to propagate into the cabin. This AD requires a detailed inspection of these areas for the missing tape, and applicable on-condition actions. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-20-02 · published Sep 29, 2026, effective Oct 14, 2026
The Boeing Company Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 787-8 and 787-9 airplanes. This AD was prompted by a report of the lack of data to substantiate engine operability when an airplane is dispatched under a certain master minimum equipment list (MMEL) item. This AD prohibits dispatching an airplane under the operational procedures of the operator's minimum equipment list item corresponding to a certain MMEL item. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-10 · published Sep 17, 2026, effective Oct 22, 2026
Bell Textron Canada Limited Helicopters
The FAA is adopting a new airworthiness directive (AD) for certain Bell Textron Canada Limited Model 505 helicopters. This AD was prompted by reports that the identification plate affixed to certain tail cone assemblies contains an incorrect part number (P/N), which may not accurately convey the life limit. This AD requires verifying the tail cone assembly part number and, if necessary, replacing the incorrect tail cone assembly identification plate with a new tail cone assembly identification plate containing the correct P/N and updating the existing log book or equivalent record for the helicopter. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-19-02 · published Sep 28, 2026, effective Nov 2, 2026
Airbus Helicopters
The FAA is adopting a new airworthiness directive (AD) for certain Airbus Helicopters Model EC 130 T2 helicopters. This AD was prompted by the determination that helicopter operators received main rotor blades (MRB) that are not certified to be installed on their helicopters and thus, without instructions for continued airworthiness, cannot be properly maintained. This AD requires replacing the affected parts with serviceable parts and prohibits installing the affected MRBs on Airbus Helicopters Model EC 130 T2 helicopters. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-19-03 · published Sep 28, 2026, effective Nov 2, 2026
Safran Helicopter Engines, S.A. Engines
The FAA is superseding Airworthiness Directive (AD) 2023-15-03 for all Safran Helicopter Engines, S.A. (Safran) Model Arrius 2B2 engines. AD 2023-15-03 required revising the airworthiness limitations section (ALS) of the existing engine maintenance manual (EMM) or instructions for continued airworthiness (ICA) and the existing approved maintenance or inspection program, as applicable, by incorporating the actions and associated thresholds and intervals, including life limits. Since the FAA issued AD 2023-15-03, the manufacturer has revised the ALS of the existing maintenance and overhaul manuals, introducing new and more restrictive instructions and maintenance tasks. This AD requires updating the ALS of the existing EMM or ICA and the existing approved maintenance or inspection program, as applicable, by incorporating the actions and associated thresholds and intervals, including life limits. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-19-05 · published Sep 28, 2026, effective Nov 2, 2026
Hélicoptères Guimbal Helicopters
The FAA is adopting a new airworthiness directive (AD) for certain H[eacute]licopt[egrave]res Guimbal (HG) Model Cabri G2 helicopters. This AD was prompted by a report of a potential malfunction of the helicopter emergency locator transmitter (ELT) and subsequent findings of weak ELT signals on 121.5 MHz and 406 MHz frequencies due to improper antenna installation (location). This AD requires revising the existing rotorcraft flight manual (RFM) for the helicopter. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-20-06 · published Sep 28, 2026, effective Oct 13, 2026
Airbus Helicopters Deutschland GmbH (AHD) Helicopters
The FAA is adopting a new airworthiness directive (AD) for all Airbus Helicopters Deutschland GmbH (AHD) Model EC135P1, EC135P2, EC135P2+, EC135P3, EC135T1, EC135T2, EC135T2+, EC135T3, and EC635T2+ helicopters. This AD was prompted by a determination that in cases of loss of oil from the main gearbox (MGB), the low pressure caution or warning light might not activate. This AD requires revising the existing rotorcraft flight manual (RFM) for the helicopter by incorporating updated emergency, malfunction, and normal procedures. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-19-01 · published Sep 29, 2026, effective Oct 20, 2026
MD Helicopters, LLC Helicopters
The FAA is correcting an airworthiness directive (AD) that was published in the Federal Register. That AD applies to all MD Helicopters, LLC Model 369, 369A, 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, 500N, and 600N helicopters. As published, the header of the regulatory text is missing the AD number and the amendment number. This document corrects those errors. In all other respects, the original document remains the same.
AD 2026-17-08 · published Sep 3, 2026, effective Oct 8, 2026
Pratt & Whitney Division Engines
The FAA is adopting a new airworthiness directive (AD) for certain Pratt & Whitney Division (PW) Model PW4074D, PW4077D, PW4084D, PW4090, and PW4090-3 engines. This AD was prompted by the discovery of a quality escape involving incorrect shot peening on certain high- pressure compressor (HPC) drum rotor disk assemblies. This AD requires visually inspecting the HPC drum rotor disk assembly for incorrect shot peen coverage and, depending on the results of the inspection, replacing the HPC drum rotor disk assembly with a part eligible for installation. This AD also requires removing and replacing certain HPC drum rotor disk assemblies before reaching certain life limits. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-17-03 · published Sep 10, 2026, effective Sep 24, 2026
International Aero Engines AG Engines
The FAA is correcting an airworthiness directive (AD) that was published in the Federal Register. That AD applies to certain International Aero Engines AG (IAE AG) Model V2522-A5, V2524-A5, V2525- D5, V2527-A5, V2527E-A5, V2527M-A5, V2528-D5, V2530-A5, V2531-E5, and V2533-A5 engines. As published, paragraph (g) of the regulatory text contains a typographical error. This document corrects that error. In all other respects, the original document remains the same.
AD 2026-18-04 · published Sep 11, 2026, effective Oct 16, 2026
Rolls-Royce Deutschland Ltd & Co KG Engines
The FAA is superseding Airworthiness Directive (AD) 2020-06-16 for certain Rolls-Royce Deutschland Ltd & Co KG (RRD) Model RB211 Trent 768-60, 772-60, and 772B-60 engines. AD 2020-06-16 required initial and repetitive ultrasonic inspections (UIs) of the affected low-pressure compressor (LPC) blades and, depending on the results of the UIs, replacement with a part eligible for installation. Since the FAA issued AD 2020-06-16, RRD issued updated service material providing improvements to the ultrasonic inspection procedures and updated initial inspection compliance times. This AD requires initial and repetitive UIs of the affected LPC blades for sub-surface anomalies and, depending on the results of the UIs, replacement with a part eligible for installation. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-51 · published Sep 18, 2026, effective Sep 21, 2026
Rolls-Royce Deutschland Ltd. & Co. KG Engines
The FAA is adopting a new airworthiness directive (AD) for all Rolls-Royce Deutschland Ltd. & Co. KG (RRD) Model RB211 Trent 768-60, 772-60, and 772B-60 engines. The FAA previously sent this AD as an emergency AD to all known U.S. owners and operators of these engines. This AD was prompted by reports of non-conformances leading to low oil pressure events on low life oil pumps. This AD requires de-pairing of engines on airplanes with two affected engines installed to ensure no more than one affected oil pump is installed on twin-engine airplanes. The FAA is issuing this AD to address the unsafe condition on these products.
AD 2026-18-52 · published Sep 18, 2026, effective Sep 21, 2026
Rolls-Royce Deutschland Ltd. & Co. KG Engines
The FAA is adopting a new airworthiness directive (AD) for all Rolls-Royce Deutschland Ltd. & Co. KG (RRD) Model RB211-Trent 875-17, 877-17, 884-17, 884B-17, 892-17, 892B-17, and 895-17 engines. The FAA previously sent this AD as an emergency AD to all known U.S. owners and operators of these engines. This AD was prompted by reports of non- conformances leading to low oil pressure events on low life oil pumps. This AD requires de-pairing of engines on airplanes with two affected engines installed to ensure no more than one affected oil pump is installed on twin-engine airplanes. The FAA is issuing this AD to address the unsafe condition on these products.
