FAA airworthiness directives
Boeing 737 MAX 8 airworthiness directives
101 FAA ADs name the Boeing 737 MAX 8: 82 in force, 14 recurring. Newest first.
AD 2026-18-07
Effective 2026-10-22
The Boeing Company Airplanes
This AD was prompted by reports indicating cracks in the bear strap and stub frame at the forward galley door cutout, from station (STA) 290 to STA 296 and between stringer S-8R and stringer S-9R.
This AD applies to The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 737-53A1420 RB, dated February 13, 2025.
AD 2026-15-11
Effective 2026-09-10
The Boeing Company Airplanes
This AD was prompted by reports of cracks in the bear strap at the forward upper corner of the forward galley door cutout.
This AD applies to The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 737-53A1408 RB, dated December 20, 2024.
AD 2026-14-11
Effective 2026-07-13
The Boeing Company Airplanes
This AD was prompted by reports of in-flight events of excessive cabin and flight deck temperatures that could not be controlled by the flightcrew using existing procedures and a determination that there is a formatting error in appendix 5 of AD 2026-13-05 that must be addressed.
This AD applies to all The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category.
AD 2026-13-05
Effective 2026-07-16 · superseded or removed
The Boeing Company Airplanes
This AD was prompted by reports of in-flight events of excessive cabin and flight deck temperatures that could not be controlled by the flightcrew using existing procedures.
This AD applies to all The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category.
AD 2026-13-17
Effective 2026-07-01
The Boeing Company Airplanes
The FAA is issuing this AD to address degraded deceleration performance, which could lead to a runway excursion.
This AD applies to all The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category.
AD 2026-04-05
Effective 2026-02-24 · superseded or removed
The Boeing Company Airplanes
This AD was prompted by reports of in-flight events of excessive cabin and flight deck temperatures that could not be controlled by the flightcrew using existing procedures.
This AD applies to all The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category.
AD 2025-25-04
Effective 2026-01-16
The Boeing Company Airplanes
This AD was prompted by reports of uncommanded escape slide deployments in the passenger compartment, caused by too much tension in the inflation cable and the movement of the escape slide assembly in the escape slide compartment.
This AD applies to The Boeing Company Model 737-600, -700, - 700C, -800, -900, and -900ER series airplanes, and Model 737-8, 737- 9, and 737-8200 airplanes, certificated in any category.
AD 2025-02-07
Effective 2025-03-17
The Boeing Company Airplanes
This AD was prompted by reports of the loss of global positioning system (GPS) data or degraded GPS positional accuracy and additional reports of an error in calculating Coordinated Universal Time (UTC) while using a certain multi-mode receiver (MMR) with certain software installed.
This AD applies to The Boeing Company airplanes, certificated in any category, as identified in paragraphs (c)(1) through (9) of this AD, on which Collins GLU-2100 MMR, P/N 822-2532-100, with a software version earlier than COL4C-0087-0003 is installed. (1) Model MD-11 and MD-11F airplanes modified by supplemental type...
AD 2024-23-11
Effective 2025-01-06
The Boeing Company Airplanes
This AD was prompted by a report of a non-conforming installation of spoiler wire bundles that led to unintended spoiler motion, including one instance of a flight spoiler hardover.
This AD applies to The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 737-27A1325 RB, dated July 14, 2023.
AD 2024-19-06
Effective 2024-11-26 · recurring
The Boeing Company Airplanes
This AD was prompted by a Boeing review of the standby power system control unit (SPCU) design that determined a potential single point of failure exists in the SPCU.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, having a line number identified in paragraph 1.A., "Effectivity," of Boeing Alert Requirements Bulletin 737-30A1083 RB, dated November 18, 2022.
AD 2024-13-02
Effective 2024-07-25
The Boeing Company Airplanes
This AD was prompted by multiple reports of passenger service unit (PSU) oxygen generators shifting out of position within their associated PSU assemblies because of a retention failure.
This AD applies to all The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes and Model 737-700, -800, and -900ER series airplanes, certificated in any category.
AD 2024-06-03
Effective 2024-05-22
The Boeing Company Airplanes
This AD was prompted by a determination that separate redundant ground paths from the two ground blocks on the standby power control unit (SPCU) tray to airplane primary structure are required in order to prevent a single point of failure condition.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 737-24A1248 RB, dated May 16, 2022.
AD 2024-03-04
Effective 2024-02-12
The Boeing Company Airplanes
This AD was prompted by a report of a missing washer and nut and consequent migrated bolt discovered by an operator during scheduled maintenance.
This AD applies to The Boeing Company Model 737-8, 737-8200, and 737-9 airplanes, certificated in any category, with an original airworthiness certificate or original export certificate of airworthiness issued on or before December 20, 2023.
AD 2023-12-11
Effective 2023-06-21
The Boeing Company Airplanes
The FAA is issuing this AD to address degraded deceleration performance, which could lead to a runway excursion.
This AD applies to all The Boeing Company 737-8, 737-9, and 737- 8200 airplanes, certificated in any category.
AD 2023-09-04
Effective 2023-06-29 · superseded or removed
The Boeing Company Airplanes
This AD was prompted by reports of uncommanded escape slide deployments in the passenger compartment, caused by too much tension in the inflation cable and the movement of the escape slide assembly in the escape slide compartment.
This AD applies to The Boeing Company airplanes identified in paragraphs (c)(1) and (2) of this AD. (1) Model 737-600, -700, -700C, -800, -900, and -900ER series airplanes, as identified in Boeing Special Attention Requirements Bulletin 737-25-1855 RB, Revision 1, dated April 13, 2022. (2) Model 737-8 and -9 airplanes,...
AD 2023-05-06
Effective 2023-05-10
The Boeing Company Airplanes
This AD was prompted by significant changes made to airworthiness limitations (AWLs) related to the nitrogen generation system (NGS).
This AD applies to The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category, identified in paragraphs (c)(1) and (2) of this AD. (1) Airplanes with an original airworthiness certificate or original export certificate of airworthiness issued on or before April 1, 2021. (2) Airplanes wi...
AD 2023-06-10
Effective 2023-04-11
The Boeing Company Airplanes
This AD was prompted by a report indicating that certain engine anti-ice (EAI) exhaust duct fasteners were inadequately torqued during installation at the factory.
This AD applies to all The Boeing Company Model 737-8, -8200, and -9 airplanes, certificated in any category.
AD 2023-04-17
Effective 2023-05-01
The Boeing Company Airplanes
This AD was prompted by reports of damage to the auxiliary power unit (APU) fuel line shroud located aft of the aft cargo area; investigation revealed that the placement of the pressure switch wire clamp assembly and the fastener allowed interference of the fastener against the APU fuel line shroud.
This AD applies to The Boeing Company airplanes identified in paragraphs (c)(1) and (2) of this AD, certificated in any category. (1) Model 737-600, -700, -700C, -800, -900, and -900ER series airplanes, as identified in Boeing Alert Requirements Bulletin 737- 38A1072 RB, dated February 25, 2022. (2) Model 737-8 and 737...
AD 2022-24-09
Effective 2023-01-26 · recurring
The Boeing Company Airplanes
This AD was prompted by reports of latent failures of the cabin altitude pressure switches, and the determination that using certain adapters while performing a functional test may lead to false failures of the cabin altitude pressure switches.
This AD applies to all The Boeing Company Model 737-100, -200, - 200C, -300, -400, -500, -600, -700, -700C, -800, -900, and -900ER series airplanes, and Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category.
AD 2022-16-09
Effective 2022-10-20
The Boeing Company Airplanes
This AD was prompted by a report that, during production, a small number of fasteners in certain locations of the center fuel tank were cap sealed on top of a black stripe of ink with a clear overcoat.
This AD applies to The Boeing Company Model 737-8 airplanes, certificated in any category, as identified in Boeing Special Attention Requirements Bulletin 737-57-1352 RB, dated February 1, 2021.
AD 2022-06-06
Effective 2022-06-16
The Boeing Company Airplanes
This AD was prompted by a report of an aborted takeoff because the rudder pedals were not operating correctly, and subsequent reports of loose rudder pedal cover fasteners on airplanes on which the actions required by AD 2017-14-13 were done and on additional airplanes that were not included in the applicability of AD 2017-14- 13.
This AD applies to all The Boeing Company airplanes specified in paragraphs (c)(1) and (2) of this AD, certificated in any category. (1) Model 737-600, -700, -700C, -800, -900, and -900ER series airplanes. (2) Model 737-8 and 737-9 airplanes.
AD 2022-03-20
Effective 2022-01-31 · superseded or removed
The Boeing Company Airplanes
The FAA is issuing this AD to address degraded deceleration performance, which could lead to a runway excursion.
This AD applies to The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes, certificated in any category.
AD 2021-16-15
Effective 2021-08-09
The Boeing Company Airplanes
This AD was prompted by the determination that the aft cargo fire suppression capability is reduced if the airplane is dispatched or released with failed electronic flow control of air conditioning packs.
This AD applies to The Boeing Company airplanes, certificated in any category, as identified in paragraphs (c)(1) through (3) of this AD. (1) All Model 737-8, 737-9, and 737-8200 airplanes. (2) Model 737-800 series airplanes, line numbers 5684 and 5759 and subsequent. (3) Model 737-900ER series airplanes, line numbers ...
AD 2021-12-13
Effective 2021-07-29
The Boeing Company Airplanes
This AD was prompted by a report that during refueling of the right main tank, if there is a failure of the automatic shutoff system, the refueling panel does not provide the required flashing indication that the automatic shutoff has failed to shut off the fuel.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, as identified in Boeing Special Attention Requirements Bulletin 737-28-1363 RB, dated June 2, 2020.
AD 2021-10-07
Effective 2021-07-08
The Boeing Company Airplanes
This AD was prompted by a determination that additional Certification Maintenance Requirements (CMRs) are necessary.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, with an original airworthiness certificate or original export certificate of airworthiness issued before November 20, 2020.
AD 2021-09-08
Effective 2021-04-30
The Boeing Company Airplanes
This AD was prompted by manufacturing design changes to certain metallic support panel assemblies installed in the flight deck.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, line numbers 7399 through 8082 inclusive, with an original airworthiness certificate or original export certificate of airworthiness issued on or before April 9, 2021.
AD 2021-08-04
Effective 2021-05-26
The Boeing Company Airplanes
This AD was prompted by reports indicating that certain crew oxygen mask stowage box units were possibly delivered with a burr in the inlet fitting.
This AD applies to all The Boeing Company airplanes, certificated in any category, as identified in paragraphs (c)(1) through (5) of this AD. (1) Model 737-200, -300, -400, -500, -600, -700, -700C, -800, - 900, and -900ER series airplanes. (2) Model 737-8 and 737-9 airplanes. (3) Model 747-200B, 747-200C, 747-200F, 747...
AD 2021-01-04
Effective 2021-03-29
The Boeing Company Airplanes
This AD was prompted by reports of cracked or completely severed lugs in the stop fitting assembly of the forward entry door.
(1) This AD applies to all The Boeing Company Model 737 series airplanes, excluding Model 737-100, -200, -200C, -300, -400, and - 500 series airplanes, certificated in any category. (2) Installation of Supplemental Type Certificate (STC) ST00830SE does not affect the ability to accomplish the actions required by this A...
AD 2020-24-02
Effective 2020-11-20
The Boeing Company Airplanes
This AD was prompted by the potential for a single erroneously high angle of attack (AOA) sensor input received by the flight control system to result in repeated airplane nose-down trim of the horizontal stabilizer, which, in combination with multiple flight deck effects, could affect the flightcrew's ability to accomplish continued safe flight and landing.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, as identified in Boeing Special Attention Service Bulletin 737-31-1860, Revision 1, dated July 2, 2020.
AD 2020-21-02
Effective 2020-11-19
Kidde Aerospace & Defense
This AD was prompted by a report indicating that certain cargo fire extinguisher halon bottles had low charge pressure.
(1) This AD applies to the Kidde Aerospace & Defense cargo fire extinguisher halon bottles having part numbers and serial numbers identified in Table 1 of the service information identified in paragraphs (c)(1)(i) and (ii) of this AD. (i) Kidde Aerospace & Defense Service Bulletin 473957-26-518, Rev 02, dated November ...
AD 2020-14-09
Effective 2020-07-15
The Boeing Company Airplanes
This AD was prompted by a report that Kathon FP 1.5 biocide, when used as a fuel additive and running through the engines, can lead to significant engine anomalies.
This AD applies to all The Boeing Company Model 737-8 and 737-9 airplanes with an airworthiness certificate or export certificate of airworthiness issued on or before the effective date of this AD, certificated in any category.
AD 2020-11-12
Effective 2020-07-30
The Boeing Company Airplanes
The FAA is issuing this AD to address this condition, which could result in a forced off-airport landing or excessive flightcrew workload.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, as identified in Boeing Special Attention Service Bulletin 737-54-1056, dated December 11, 2019.
AD 2020-03-10
Effective 2020-03-27 · recurring
The Boeing Company Airplanes
This AD was prompted by reports of separation of lower aft wing- to-body fairing panel 194E ("fairing panel 194E") during flight, due to worn or damaged nutplates on wheel well panel 193D and support structure.
(1) This AD applies to all The Boeing Company Model 737 series airplanes, certificated in any category, except for Model 737-100, - 200, -200C, -300, -400, and -500 series airplanes. (2) Installation of Supplemental Type Certificate (STC) ST00830SE does not affect the ability to accomplish the actions required by this ...
AD 2020-03-20
Effective 2020-02-18 · superseded or removed
The Boeing Company Airplanes
This AD was prompted by reports of the loss of global positioning system (GPS) data or degraded GPS positional accuracy while using a certain multi-mode receiver (MMR).
This AD applies to The Boeing Company airplanes, certificated in any category, as identified in paragraphs (c)(1) through (9) of this AD. (1) Model MD-11 and MD-11F airplanes modified by supplemental type certificate (STC) ST01895WI. (2) Model 717-200 airplanes modified by STC ST04416AT. (3) All Model 737-8 and 737-9 a...
AD 2019-18-03
Effective 2019-10-03 · recurring
The Boeing Company Airplanes
This AD was prompted by a report indicating that alteration of thrust reverser upper locking actuators in accordance with certain data contained in the Boeing aircraft maintenance manual (AMM) could delay or prevent detection of the failure of the locking mechanism of a thrust reverser upper locking actuator.
This AD applies to all The Boeing Company Model 737 series airplanes, certificated in any category, excluding Model 737-100, - 200, -200C, -300, -400, and -500 series airplanes.
AD 2019-14-12
Effective 2019-08-30
The Boeing Company Airplanes
This AD was prompted by a report that certain main slat track assemblies were manufactured incorrectly and are affected by hydrogen embrittlement.
This AD applies to The Boeing Company Model 737-8 and 737-9 airplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 737-27A1311 RB, dated June 24, 2019.
AD 2019-14-02
Effective 2019-08-27
The Boeing Company Airplanes
This AD was prompted by a report indicating that structural fatigue cracks can develop in certain aluminum pressure module check valves prior to the design limit.
This AD applies to all The Boeing Company Model 737 series airplanes, certificated in any category.
AD 2018-23-51
Effective 2018-12-21 · superseded or removed
The Boeing Company Airplanes
This AD was prompted by analysis performed by the manufacturer showing that if an erroneously high single angle of attack (AOA) sensor input is received by the flight control system, there is a potential for repeated nose-down trim commands of the horizontal stabilizer.
This AD applies to all The Boeing Company Model 737-8 and -9 airplanes, certificated in any category.
AD 2011-03-01
Effective 2011-03-04
Pratt & Whitney JT8D-7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR Series Turbofan Engines
We are issuing this AD to prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
This AD applies to Pratt & Whitney (PW) JT8D-7, -7A, -7B, - 9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR series turbofan engines. These engines are installed on, but not limited to, Boeing 727 and 737 series, and McDonnell Douglas DC-9 series airplanes.
AD 2010-13-09
Effective 2010-07-26
CFM International, S.A. CFM56-5, -5B, and -7B Series Turbofan Engines
We are issuing this AD to prevent uncontained failure of the stage 3 LPT disk and damage to the airplane.
This AD applies to: (1) CFM International CFM56-5, -5B, and -7B series turbofan engines with stage 3 low-pressure turbine (LPT) disks part number (P/N) 336-002-006-0, installed with the following serial numbers (S/ Ns), DE255844, DE256388, DE256622, DE256623, DE256625, DE256627, DE256628, DE256631, and DE256637. (2) CF...
AD 2010-12-03
Effective 2010-07-13 · recurring
CFM International, S.A. Models CFM56-3 and -3B Turbofan Engines
We are issuing this AD to prevent failure of multiple fan blades, which could result in an uncontained failure of the engine and damage to the airplane.
This AD applies to CFM International, S.A. models CFM56-3 and -3B turbofan engines with 25 degrees midspan shroud fan blades, part numbers (P/Ns) 9527M99P08, 9527M99P09, 9527M99P10, 9527M99P11, 1285M39P01, or fan blade pairs, P/Ns 335-088-901-0, 335-088-902-0, 335-088-903-0, and 335-088-904-0 installed. These engines a...
AD 2008-03-09
Effective 2008-03-10 · recurring
CFM International, S.A. CFM56-7B Series Turbofan Engines
We are issuing this AD to prevent failure of the TRF from low-cycle fatigue cracks.
This AD applies to CFM International, S.A. CFM56-7B18, - 7B20, -7B22, -7B24, -7B26, -7B27, -7B22/B1, -7B24/B1, -7B26/B1, - 7B27/B1, -7B22/B2, -7B26/B2, -7B27/B3 turbofan engines with turbine rear frame (TRF), part numbers 340-166-205-0, 340-166-206-0, 340- 166-207-0, 340-166-208-0, 340-166-209-0, and 340-166-210-0, ins...
AD 2006-26-01
Effective 2007-01-03
CFM International, S.A. CFM56 Series Turbofan Engines
We are issuing this AD to prevent the loss of engine thrust that could result in loss of control during takeoff or landing.
This AD applies to CFM International CFM56-2 series, -3 series, -5 series, and -7B series engines with fuel filters, Western Filter part numbers (P/Ns) WF337661 and WF337017 and PTI Technologies P/Ns 7595983-101 and 7588133, installed. These engines are installed on, but not limited to, Airbus A320 and A340 series airp...
AD 2006-17-07
Effective 2006-10-04
Pratt & Whitney JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, -17AR, -209, -217, -217A, -217C, and -219 Turbofan Engines
We are issuing this AD to prevent a rupture of an HPC front hub or an HPC disk that could result in an uncontained engine failure and damage to the airplane.
This AD applies to the following Pratt & Whitney (PW) JT8D- 1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, -17AR, -209, -217, -217A, -217C, and -219 turbofan engines, with 8th stage high pressure compressor (HPC) front hubs: Table 1.--AD Applicability And if the stage 8-9 If the HPC front hub is c...
AD 2005-25-05
Effective 2006-06-12 · superseded or removed
Pratt & Whitney JT8D Series Turbofan Engines
We are issuing this AD to prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
This AD applies to Pratt & Whitney (PW) JT8D-1, -1A, -1B, - 7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR series turbofan engines. These engines are installed on, but not limited to Boeing 727 and 737 series, and McDonnell Douglas DC-9 series airplanes.
AD 2005-17-16
Effective 2005-09-30
Pratt & Whitney JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, -17AR, -209, -217, -217A, -217C, and -219 Turbofan Engines
We are issuing this AD to prevent failure of critical life-limited rotating engine parts, which could result in an uncontained engine failure and damage to the airplane.
This AD applies to Pratt & Whitney (PW) JT8D-1, -1A, -1B, - 7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, -17AR, -209, -217, -217A, -217C, and -219 turbofan engines. These engines are installed on, but not limited to, Boeing 727 and 737 series, and McDonnell Douglas DC-9 series and MD-80 series airplanes.
AD 2003-05-07
Effective 2003-04-17
Pratt & Whitney JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR Turbofan Engines
To prevent first and second stage fan section separation from the low pressure compressor (LPC), resulting in turbine rotor overspeed, uncontained engine failure, and damage to the airplane.
This airworthiness directive (AD) is applicable to Pratt & Whitney (PW) JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, - 11, -15, -15A, -17, -17A, -17R, and -17AR turbofan engines. These engines are installed on, but not limited to Boeing 727 and 737 series, and McDonnell Douglas DC-9 series airplanes.
AD 2002-20-07
Effective 2002-11-12 · superseded or removed
Boeing Model 737 Series Airplanes
All Model 737 series airplanes, certificated in any category.
AD 2002-19-51
Effective 2002-10-15
Boeing Model 737 Series Airplanes
To prevent operation with one failed flight control module (FCM), which could result in reduced controllability of the airplane, or with two failed FCMs, which could result in loss of control of the airplane.
All Model 737-100, -200, -200C, -300, -400, -500, -600, -700, -700C, -800, and -900 series airplanes; certificated in any category.
AD 2002-17-02
Effective 2003-02-24 · superseded or removed
Pratt & Whitney JT8D Series Turbofan Engines
This airworthiness directive (AD) is applicable to Pratt & Whitney (PW) JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, - 15A, -17, -17A, -17R, and -17AR series turbofan engines, installed on but not limited to Boeing 727 and 737 series, and McDonnell Douglas DC-9 series airplanes.
AD 2002-13-03
Effective 2002-08-01
CFM International (CFMI) CFM56-2, -2A, -2B, -3, -3B, -3C, -5, -5B, -5C, and -7B Series Turbofan Engines
To prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
This airworthiness directive (AD) is applicable to CFM International (CFMI) CFM56-2, -2A, -2B, -3, -3B, -3C, -5, -5B, -5C, and -7B series turbofan engines, installed on but not limited to McDonnell Douglas DC-8 series, Boeing 737 series, Airbus Industrie A319, A320, A321, and A340 series, as well as Boeing C-135, E-3, ...
AD 2001-20-10
Effective 2001-11-20
Boeing Model 737 Series Airplanes
To prevent chafing of wire bundles in four junction boxes in the main wheel well, which could result in arcing and consequent fire in the main wheel well or passenger cabin, or inability to stop the flow of fuel to an engine or to the auxiliary power unit in the event of fire.
All Model 737-100, -200, -300, -400, and -500 series airplanes; and Model 737-600, -700, -800, and -900 series airplanes, line numbers 1 through 706 inclusive; certificated in any category.
AD 2001-11-11
Effective 2001-07-16
Boeing Model 737, 747, and 777 Series Airplanes
To prevent unrestrained movement of the passenger seats during high forward deceleration of the airplane, which could result in injury to the passengers or crew members during an emergency landing.
Model 737, 747, and 777 series airplanes; certificated in any category; as specified in the Boeing service bulletins listed in Table 1. below: Table 1.--Applicability For Model 737 series airplanes: 737-25-1371, Revision 2, dated December 9, 1999; For Model 737 series airplanes: 737-25-1407, dated December 9, 1999; For...
AD 2001-08-24
Effective 2001-05-10
Boeing Model 737 Series Airplanes
To prevent ignition of fuel vapors due to the generation of sparks and a potential ignition source inside the center tank caused by metal-to-metal contact during dry fuel pump operation, which could result in a fire or explosion of the fuel tank.
All Model 737 series airplanes, certificated in any category.
AD 2001-04-06
Effective 2001-04-04
CFM International, S.A. CFM56-3, -3B, and -3C Series Turbofan Engines
To prevent fan disk failure, which could result in an uncontained engine failure and damage to the aircraft.
CFM International, S.A (CFMI) CFM56-3, -3B, and - 3C series turbofan engines, installed on but not limited to Boeing 737 series aircraft.
AD 2000-22-06
Effective 2000-12-04 · recurring
Pratt & Whitney JT8D Series Turbofan Engines
To prevent loss of engine throttle control, uncommanded acceleration, uncommanded deceleration or inflight shutdown, which could result in reduced airplane control during a critical phase of flight.
Pratt & Whitney (PW) Models JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, -15A turbofan engines, installed on but not limited to Boeing 727 and 737 series, and McDonnell Douglas DC-9 series airplanes.
AD 2000-22-02
Effective 2000-11-13
Boeing Model 737 Series Airplanes
To ensure that the flight crew is advised of the procedures necessary to address a condition involving a jammed or restricted rudder.
All Model 737 series airplanes, certificated in any category.
AD 2000-21-08
Effective 2001-04-23 · superseded or removed
Pratt & Whitney JT8D Series Turbofan Engines
To prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
Pratt & Whitney (PW) JT8D-1, -1A, -1B, -7, -7A, - 7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR series turbofan engines, installed on but not limited to Boeing 727 and 737 series, and McDonnell Douglas DC-9 series airplanes.
AD 2000-15-16
Effective 2000-09-12
Boeing Model 737, 757, 767, and 777 Series Airplanes
To prevent failure of the supplemental oxygen system to deliver oxygen to the passengers and flight attendants in the event of decompression, which could result in injury to passengers and flight attendants.
Model 737 series airplanes, line numbers 1 through 2984 inclusive; Model 757 series airplanes, line numbers 1 through 798 inclusive; Model 767 series airplanes, line numbers 1 through 682 inclusive; and Model 777 series airplanes, line numbers 1 through 083 inclusive; certificated in any category; and equipped with Pur...
AD 2000-15-01
Effective 2000-10-02 · recurring
CFM International CFM56-2, -2A, -2B, -3, -3B, -3C, -5, -5A, -5B, -5C Series Turbofan Engines
To prevent fuel leakage from between the fuel pump filter cover and gear housing which could result in an engine fire and damage to the airplane.
CFM International CFM56-2, -2A, -2B, -3, -3B, -3C, -5, -5A, -5B, -5C series engines installed on but not limited to McDonnell Douglas DC-8 series, Boeing 737 series, Airbus Industrie A319, A320, A321 and A340 series, as well as Boeing E-3, E-6, and KC-135 (military) series airplanes.
AD 2000-12-01
Effective 2000-12-11 · superseded or removed
Airworthiness Directives; CFM International (CFMI) CFM56-2, -2A, -2B, -3, -3B, -3C, -5, -5B, -5C, and -7B Series Turbofan Engines
To prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
CFM International (CFMI) CFM56-2, -2A, -2B, -3, - 3B, -3C, -5, -5B, -5C, and -7B series turbofan engines, installed on but not limited to McDonnell Douglas DC-8 series, Boeing 737 series, Airbus Industrie A319, A320, A321, and A340 series, as well as Boeing C-135, E-3, E-6, KC-135, KE-3, and RC-135 (military) series ai...
AD 2000-10-21
Effective 2000-06-12 · superseded or removed
Boeing Model 737 Series Airplanes
To prevent uncommanded movement of the flightcrew seats during acceleration and take-off of the airplane.
Model 737-300, -400, and -500 series airplanes equipped with IPECO flightcrew seats; as listed in Boeing Alert Service Bulletin 737-25A1363, dated November 5, 1998; certificated in any category.
AD 2000-05-22
Effective 2000-05-02
CFM International CFM56-2, -2A, -2B, -3, -3B, and -3C Series Turbofan Engines
To detect cracks in the bolt holes of high pressure turbine (HPT) front rotating air seals, which can lead to an uncontained engine failure and damage to the aircraft.
CFM International (CFMI) CFM56-2, -2A, -2B, -3, - 3B, and -3C series turbofan engines, installed on but not limited to McDonnell Douglas DC-8 series, Boeing 737 series, as well as Boeing E-3, E-6, and KC-135 (Military) series airplanes.
AD 2000-05-13
Effective 2000-04-19
Boeing Model 737 Series Airplanes
Model 737-100, -200, -300, -400, and -500 series airplanes; line positions 1 through 2135 inclusive; certificated in any category.
AD 99-22-16
Effective 1999-12-07
Boeing Model 737 Series Airplanes
To detect an incorrectly installed upper decompression panel, which could cause the emergency exit panel on the flight deck door to become inoperable, thereby preventing crewmembers from performing essential duties during an emergency evacuation.
Model 737 series airplanes, as listed in Boeing Service Bulletin 737-52-1128, dated April 22, 1999, or in Boeing Service Bulletin 737-52-1137, dated May 13, 1999; certificated in any category.
AD 99-12-03
Effective 1999-07-08
Pratt & Whitney JT8D-1, -1A, -1B, -7, - 7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR Series Turbofan Engines
To prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
Pratt & Whitney (PW) JT8D-1, -1A, -1B, -7, -7A, - 7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR series turbofan engines, installed on but not limited to Boeing 727 and 737 series and McDonnell Douglas DC-9 series airplanes.
AD 99-11-05
Effective 1999-06-28 · recurring
Boeing Model 737 Series Airplanes
To prevent failure of the secondary servo valve slide in the rudder power control unit (PCU) due to cracking of the slide, and consequent rudder hardover and reduced controllability of the airplane.
All Model 737 series airplanes, certificated in any category.
AD 99-08-16
Effective 1999-05-13 · superseded or removed
CFM International (CFMI) CFM56-2, -2A, -2B, -3, -3B, and -3C Series Turbofan Engines
To prevent critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.
CFM International (CFMI) CFM56-2, -2A, -2B, -3, - 3B, and -3C series turbofan engines, installed on but not limited to McDonnell Douglas DC-8 series, Boeing 737 series, as well as Boeing E-3, E-6, and KC-135 (military) series airplanes.
AD 99-04-23
Effective 1999-03-29 · recurring
Boeing Model 737 Series Airplanes
To prevent broken bolts that attach the terminal support fittings to the upper part of the Body Station (BS) 1088 bulkhead, which could result in reduced structural integrity of the vertical fin installation and possible loss of the vertical fin.
Model 737-100, -200, and -300 series airplanes, line numbers 1 through 1485 inclusive; certificated in any category.
AD 99-04-10
Effective 1999-03-18
Transport Category Airplanes Equipped With Day-Ray Products, Inc., Fluorescent Light Ballasts
To prevent fire in the passenger compartment resulting from failure of the fluorescent light ballast of the cabin sidewall.
Airplanes equipped with Day-Ray Products, Inc., cabin sidewall fluorescent light ballasts having part numbers listed in Table 1 of this AD; including, but not limited to, McDonnell Douglas Model DC-9, DC-10, and C-9 (military) series airplanes; and Boeing Model 707, 727, and 737 series airplanes; certificated in any ca...
AD 99-01-08
Effective 1999-01-05
Pratt & Whitney JT8D and JT3D Series Turbofan Engines
To prevent the failure of a high-pressure compressor disk due to Cadmium embrittlement, resulting in uncontained engine failure and damage to the airplane.
Pratt & Whitney (PW) JT8D and JT3D series turbofan engines, with stage 7 through stage 15 high-pressure compressor (HPC) disks installed, identified by part number (P/N) and serial number (S/N) specified in Appendix 1. These engines are installed on but not limited to the following aircraft: Boeing 707, 727, and 737 se...
AD 98-22-10
Effective 1998-11-12 · superseded or removed
Boeing Model 737 Series Airplanes
To prevent fatigue cracking of the aft frame and frame support structure of the forward service doorway, which could result in loss of the door, and consequent rapid decompression of the fuselage.
Model 737 series airplanes, as listed in Boeing Service Bulletin 737- 53A1108, Revision 5, dated October 26, 1989; certificated in any category.
AD 98-21-24
Effective 1998-11-16
Pratt & Whitney JT8D Series Turbofan Engines
To prevent compressor disk cracking from arc burns in tie rod holes, shielding holes, or pressure balance holes, which could lead to a fracture of a compressor disk, resulting in uncontained release of engine fragments, inflight engine shutdown, and airframe damage.
Pratt & Whitney (PW) JT8D-1, -1A, -1B, -7, -7A, - 7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, -17AR, -209, -217, - 217A, -217C, and -219 model turbofan engines which have a compressor disk installed identified by part number and serial number in Table 1 of this airworthiness directive (AD). These engines are installe...
AD 98-18-20
Effective 1998-10-21
Boeing Model 727 and Model 737 Series Airplanes Equipped with J.C. Carter Company Fuel Valve Actuators
To prevent improper functioning of a certain actuator, which could result in a fuel imbalance due to the inability of the flightcrew to crossfeed fuel, or which could prevent the pilot from shutting off the fuel to the engine following an engine failure and/ or fire.
Model 727 and Model 737 series airplanes, equipped with J.C. Carter Company fuel valve actuators having part number (P/N) 40574-2 (Kearfott Models 3715-7 and -8) or 40574-5 (Kearfott Model 3715-9); certificated in any category.
AD 98-19-10
Effective 1998-09-28
CFM International CFM56-3, -3B, and -3C Series Turbofan Engines
To prevent an accessory gearbox (AGB) starter gearshaft failure, which can result in an inflight engine shutdown, and on aircraft with two affected engines installed, possible dual inflight engine shutdown and forced landing.
CFM International (CFMI) CFM56-3, -3B, and -3C series turbofan engines, having any of the engine serial numbers (ESNs) identified in Table 1 of CFMI CFM56-3/-3B/-3C Service Bulletin (SB) No. 72-877, Revision 1, dated June 15, 1998. These engines are installed on but not limited to Boeing 737 series aircraft.
AD 98-12-32
Effective 1998-07-20
CFM International CFM56-2, -2A, -2B, - 3, -3B, and -3C Series Turbofan Engines
To prevent the potential for an uncontained failure of the high pressure turbine rotor (HPTR) disk, which could result in an inflight engine shutdown, aborted takeoff, or damage to the aircraft.
CFM International (CFMI) CFM56-2, -2A, -2B, -3, - 3B, and -3C series turbofan engines installed on, but not limited to McDonnell Douglas DC-8 series, Boeing 737 series, as well as Boeing E-3, E-6, and KC-135 (military) series aircraft.
AD 98-10-11
Effective 1998-06-03
CFM International CFM56-3, -3B, -3C, - 5, -5B, and -5C Series Turbofan Engines
To prevent inflight engine shutdowns due to an accessory gearbox (AGB) starter gearshaft, transfer gearbox (TGB) input bevel gear, TGB output bevel gear, AGB gearshaft cluster spur assembly or AGB intermediate gear assembly failure.
CFM International (CFMI) CFM56-3, -3B, and -3C series turbofan engines, having any of the engine serial numbers (ESNs) identified in Table 1 of CFMI CFM56-3/-3B/-3C Service Bulletin (SB) No. 72-863, Revision 1, dated November 18, 1997, Table 1 of CFMI CFM56-3/-3B/-3C SB No. 72-867, dated November 28, 1997, or Table 1 o...
AD 98-07-02
Effective 1998-03-30
CFM International CFM56-2, -3, -3B, and -3C Series Turbofan Engines
To prevent rubs between the outer cone of the No. 3 bearing rear stationary air/oil seal and the high pressure compressor rotor (HPCR) stage 1-2 spool, which could result in a potential uncontained failure of the HPCR stage 1-2 spool, and damage to the aircraft.
CFM International CFM56-2, -3, -3B, and -3C series turbofan engines installed on, but not limited to, McDonnell Douglas DC-8 series and Boeing 737 series aircraft.
AD 89-23-06
Effective 1998-01-28 · recurring
CFM International CFM56-2, -3, -3B, - 3C, and -5 Series Turbofan Engines
To prevent a No. 3 bearing failure and subsequent inflight engine shutdown.
CFM International (CFMI) CFM56-2, -3, -3B, -3C, and -5 series turbofan engines, installed on but not limited to Airbus A319 and A320 series, McDonnell Douglas DC-8 series, and Boeing 737 series aircraft.
AD 97-22-07
Effective 1997-11-12 · superseded or removed
Boeing Model 737 Series Airplanes
To prevent sudden decompression of the airplane.
Model Boeing 737 series airplanes having line numbers 292 through 2565 inclusive, certificated in any category.
AD 97-18-06
Effective 1997-11-12
Boeing Model 737 Series Airplanes
To prevent corrosion in the bearings, cables, electrical connectors, or other equipment in the main wheel well, which could result in reduced controllability of the airplane.
All Model 737 series airplanes, certificated in any category.
AD 97-19-12
Effective 1997-11-18
Pratt & Whitney JT8D Series Turbofan Engines
To prevent 4th stage LPT blade failure due to hub cracking, which can result in an uncontained engine failure and damage to the aircraft.
Pratt & Whitney (PW) Models JT8D-1, -1A, -1B, -7, -7A, -7B, 9, -9A, -11, -15, -17, and -17R turbofan engines, with 4th stage low pressure turbine (LPT) hubs identified by serial number (S/N) in Table A of PW Alert Service Bulletin (ASB) No. A6274, Revision 1, dated December 9, 1996. These engines are installed on but n...
AD 97-08-01
Effective 1997-06-23
CFM International CFM56-3, -3B, and -3C Series Turbofan Engines
To prevent a low cycle fatigue (LCF) failure of the fan disk, which could result in an uncontained engine failure and damage to the aircraft.
CFM International (CFMI) CFM56-3, -3B, and -3C series turbofan engines with fan disks, Part Number (P/N) 335-014- 509-0 or 335-014-511-0, installed, that are currently operating at, or have previously operated at, the Category C thrust rating. These engines are installed on but not limited to Boeing 737 series aircraft...
AD 97-05-09
Effective 1997-04-09
Boeing Model 737 Series Airplanes
To prevent reduced roll and/or pitch rate control of the aileron and consequent increased pilot workload.
Model 737 series airplanes equipped with an aileron or elevator power control unit (PCU) having part number (P/ N) 65-45180-29, serial numbers 182 through 1297 inclusive; certificated in any category.
AD 97-05-10
Effective 1997-03-19
Boeing Model 737 Series Airplanes
To prevent cracking and seizing of the internal summing lever assembly bearing of the main rudder power control unit (PCU), which could result in uncommanded rudder movement.
Model 737 series airplanes, having a main rudder power control unit (PCU) that is identified in Boeing Service Letter 737-SL-27-112-B, dated February 6, 1997; certificated in any category.
AD 97-04-04
Effective 1997-03-24
AlliedSignal Inc. GTCP85 Series Auxiliary Power Units
To prevent turbine shroud fragments from exiting the APU and puncturing the APU compartment, which could result in reduced fire extinguishing capability in the APU compartment.
AlliedSignal Inc. (formerly Garrett Auxiliary Power Division) GTCP85 series auxiliary power units (APUs), incorporating a one-piece cast turbine wheel, Part Numbers (P/Ns) 968095-X, 3604604-X, 3606982-1, or 3842072-X (where "X" denotes any number). These APUs are installed on but not limited to the following aircraft: ...
AD 97-04-01
Effective 1997-03-21
Boeing Model 737 Series Airplanes
To prevent jamming of the aileron control system during flight, which could result in reduced lateral control of the airplane.
Model 737 series airplanes; as listed in Boeing Service Bulletin 737-27-1155, dated October 26, 1989; as revised by Notices of Status Change No. 737-27-1155NSC1, dated January 25, 1990, No. 737-27-1155NSC2, dated February 15, 1990, and No. 737-27- 1155NSC3, dated May 17, 1990; certificated in any category.
AD 97-03-04
Effective 1997-03-10
Boeing Model 727 and 737 Series Airplanes
Model 727 and 737 airplanes; as listed in Boeing Alert Service Bulletin 727-28A0062, Revision 5, dated May 4, 1995 (for Model 727 series airplanes) and Boeing Alert Service Bulletin 737-28A1032, Revision 2, dated May 4, 1995 (for Model 737 series airplanes); equipped with forward and/or aft Boeing-designed auxiliary fu...
AD 96-26-07
Effective 1997-01-17 · superseded or removed
Boeing Model 737 Series Airplanes
To ensure that the flight crew is advised of the potential hazard associated with jammed or restricted flight controls and of the procedures necessary to address it.
All Model 737 series airplanes, certificated in any category.
AD 96-25-11
Effective 1997-01-29
CFM International Model CFM56-3C-1 and CFM56-3B-2 Turbofan Engines
To prevent fan blade failure that may result in complete loss of power.
CFM International (CFMI) CFM56-3B-2 and CFM56-3C- 1 model turbofan engines installed on but not limited to Boeing 737 series aircraft.
AD 96-23-51
Effective 1996-11-27 · recurring
Boeing Model 737 Series Airplanes
To prevent rudder motion in the opposite direction of the rudder command.
All Model 737 series airplanes, certificated in any category.
AD 96-10-06
Effective 1996-05-24 · recurring
Boeing Model 737 Series Airplanes
To prevent fatigue cracking of the lower gate hinge on the forward galley service door.
Model 737 series airplanes, as listed in Boeing Alert Service Bulletin 737-52A1124, dated January 11, 1996; on which the actions specified in Boeing Service Bulletin 737-52-1097, Revision 1, dated April 6, 1989, or Revision 2, dated January 11, 1990, have not been accomplished; certificated in any category.
AD 95-23-10
Effective 1995-12-13
Boeing Model 737 Series Airplanes
To ensure that the flightcrew is provided with additional procedures necessary for shutting down the auxiliary power unit (APU) in the event of an APU fire.
All Model 737 series airplanes, certificated in any category.
AD 95-15-51
Effective 1995-09-08 · superseded or removed
Pratt and Whitney Model JT8D-9A Turbofan Engines
To prevent an uncontained high pressure compressor (HPC) disk failure and damage to the aircraft.
Pratt and Whitney (PW) Model JT8D-9A turbofan engines identified by the following Serial Numbers: 656953, 656981, 657299, 657308, 657607, 657608, 657612, 666862, 666868, 666906, 666912, 666915, 666948, 666955, 666957, 666967, 666973, 666987, 667136, 667137, 667143, 667154, and 667165. These engines are installed on but...
AD 95-16-07
Effective 1995-09-11
Pratt & Whitney JT8D Series Turbofan Engines
To prevent uncontained fractures of 9th through 12th stage HPC disks and engine failure.
Pratt & Whitney (PW) JT8D-1, -1A, -7, -7A, -7B, - 9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR turbofan engines with 9th through 12th stage high pressure compressor (HPC) disks specified in Tables I through V and Table VIII of PW Alert Service Bulletin (ASB) No. 4723, Revision 12, dated March 8, 1990, installed. ...
AD 95-15-06
Effective 1995-08-23
Boeing Model 727 and Model 737 Series Airplanes Equipped with J.C. Carter Company Fuel Valve Actuators
To prevent improper functioning of certain actuators, which could result in a fuel imbalance due to the inability of the flightcrew to crossfeed fuel, or which could prevent the pilot from shutting off the fuel to the engine following an engine failure and/ or fire.
Model 727 and Model 737 series airplanes; equipped with J.C. Carter Company fuel valve actuators, as listed in J.C. Carter Company Service Bulletin 61163-28-08, dated December 2, 1994, certificated in any category.
AD 95-08-15
Effective 1995-05-09
Pratt & Whitney JT8D Series Turbofan Engines
To prevent CCOC rupture, which can result in an uncontained engine failure and damage to the aircraft.
Pratt & Whitney (PW) Models JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR turbofan engines, with combustion chamber outer cases (CCOC) Part Numbers (P/N) 490547, 542155, 616315, 728829, 728829-001, 730413, 730413-001, 730414, 730414-001, 767197, 767279, and 767279-001. These engine...
AD 95-06-53
Effective 1995-05-01 · superseded or removed
Boeing Model 737 Series Airplanes
To prevent the rudder actuator piston and the rudder from operating with reduced force capability or moving in a direction opposite the intended direction, and resultant reduced controllability of the airplane.
All Model 737 series airplanes, certificated in any category.
AD 94-25-07
Effective 1995-03-30
Pratt & Whitney JT8D Series Turbofan Engines
To prevent rupture of the CCOC, which could result in fire, engine cowl release, or aircraft damage.
Pratt & Whitney (PW) Models JT8D-1, -1A, -1B, -7, -7A, -7B, -9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR turbofan engines, with combustion chamber outer case (CCOC), Part Number (P/N) 796761 or 806675. These engines are installed on but not limited to Boeing 727 and 737 series, and McDonnell Douglas DC-9 series ...
AD 95-02-08
Effective 1995-03-16 · superseded or removed
Boeing Model 737 Series Airplanes
To prevent inability of passengers and crew to exit the forward service door (galley door) during an emergency landing condition.
Model 737 series airplanes; as listed in Boeing Service Bulletin 737-53-1154, dated November 11, 1993; equipped with rectangular intercostal support structures from Body Station (BS) 344 to BS 360 (inclusive) and a number 2 galley weight exceeding 1,170 pounds (including any attached equipment that imposes loads on the...
AD 95-02-16
Effective 1995-02-21 · recurring
Pratt & Whitney JT8D Series Turbofan Engines
To prevent fuel leakage from the Number 7 fuel nozzle and support assembly and melting of the oil pressure and scavenge tube fittings, which can result in an uncontained engine fire and damage to the aircraft.
Pratt & Whitney (PW) Model JT8D-209, -217, -217A, -217C, -219 turbofan engines; and JT8D-1, -1A, -1B, -7, -7A, -7B, - 9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR turbofan engines incorporating the original issue or any revision of Pratt & Whitney Service Bulletin No. 5650; and any PW Model JT8D engine with low e...
Boeing 737 MAX 8: price, specs and every tail
AD data from the Federal Register and the FAA. Data: Radar, FAA aircraft registry file of 2026-10-09.
Records & AD tracking by Radar
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