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Public Record · As of May 5, 2026

N705D

Beech 50 View Type →

Status

Registration Valid

Type

Fixed Wing Multi Engine

Engine

LYCOMING GO-435C&D SER

Last Cert Issue

02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to BEECH 50

Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.

  • Jun 12, 2023

    Airworthiness Directives; Various Airplanes, Helicopters, and Engines

    The FAA is adopting a new airworthiness directive (AD) for turbocharged, reciprocating engine-powered airplanes and helicopters and turbocharged, reciprocating engines with a certain v-band coupling installed. This AD was prompted by multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to the turbocharger exhaust housing flange (…

    Federal Register →
  • Jul 27, 2022

    Airworthiness Directives; Various Airplanes, Helicopters, and Engines

    The FAA proposes to adopt a new airworthiness directive (AD) for turbocharged, reciprocating engine-powered airplanes and helicopters and turbocharged, reciprocating engines with a certain v- band coupling installed. This proposed AD was prompted by multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to the turbocharger exhaust…

    Federal Register →
  • Dec 7, 2020

    Airworthiness Directives; Textron Aviation, Inc. Airplanes (Type Certificate Previously Held by Beechcraft Corporation)

    The FAA is adopting a new airworthiness directive (AD) for certain Textron Aviation Inc. (Textron) (type certificate previously held by Beechcraft Corporation) Models F90, 65-90, 65-A90, B90, C90, H90 (T-44A), E90, 65-A90-1 (JU-21A, U-21A, RU-21A, RU-21D, U-21G, RU- 21H), 65-A90-2 (RU-21B), 65-A90-3 (RU-21C), 65-A90-4 (RU-21E, RU-21H), 99, 99A, 99A (FACH),…

    Federal Register →
  • Apr 12, 2017

    Airworthiness Directives; Textron Aviation Inc. Airplanes

    We propose to adopt a new airworthiness directive (AD) for all Textron Aviation Inc. Models A36TC and B36TC airplanes. This proposed AD was prompted by a fatal accident where the exhaust tailpipe fell off during takeoff. This proposed AD would add a life limit to the exhaust tailpipe v-band coupling (clamp) that attaches the exhaust tailpipe to the turbocha…

    Federal Register →
  • Mar 31, 2017

    Airworthiness Directives; Meggitt (Troy), Inc. Combustion Heaters

    We are superseding Airworthiness Directive (AD) 81-09-09 for certain Meggitt (Troy), Inc. (previously known as Stewart Warner South Wind Corporation and as Stewart Warner South Wind Division) Model Series (to include all the variants) 921, 930, 937, 940, 944, 945, 977, 978, 979, 8240, 8253, 8259, and 8472 combustion heaters. AD 81-09-09 required repetitive…

    Federal Register →
  • Nov 3, 2016

    Airworthiness Directives; Meggitt (Troy), Inc. Combustion Heaters

    We are revising a notice of proposed rulemaking (NPRM) for certain Meggitt (Troy), Inc. (previously known as Stewart Warner South Wind Corporation and as Stewart Warner South Wind Division) Model Series (to include all the variants) 921, 930, 937, 940, 944, 945, 977, 978, 979, 8240, 8253, 8259, and 8472 combustion heaters that proposed to supersede airworth…

    Federal Register →
  • May 12, 2015

    Airworthiness Directives; Zodiac Aerotechnics (Formerly Intertechnique Aircraft Systems) Oxygen Mask Regulators

    We are adopting a new airworthiness directive (AD) for certain Zodiac Aerotechnics (formerly Intertechnique Aircraft Systems) oxygen mask regulators. This AD was prompted by a report of a malfunctioning mask having an inflatable harness with a high premature rupture rate due to defective silicon. This AD requires inspecting and replacing defective harnesses…

    Federal Register →
  • Aug 20, 2014

    Airworthiness Directives; Meggitt (Troy), Inc. Combustion Heaters

    We propose to supersede Airworthiness Directive (AD) 81-09-09, which applies to certain Meggitt (Troy), Inc. (previously known as Stewart Warner South Wind Corporation and as Stewart Warner South Wind Division) Model Series 8240 (Models 8240-A, 8240-C, 8240E, and 8248), 8253 (Models 8253-A, 8253-B, and 8253-C), 8259 (Models 8259-A, 8259-C, 8259-DL, 8259HL2,…

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  • Oct 25, 2012

    Airworthiness Directives; Intertechnique Aircraft Systems

    We propose to adopt a new airworthiness directive (AD) that applies to certain Intertechnique Aircraft Systems oxygen mask regulators. This proposed AD was prompted by a report of a malfunctioning mask having an inflatable harness with a high premature rupture rate due to defective silicon. This proposed AD would require inspecting and replacing defective h…

    Federal Register →
  • Feb 22, 2012

    Airworthiness Directives; Various Transport Category Airplanes

    We are revising an existing airworthiness directive (AD) for transport category airplanes that have one or more lavatories equipped with paper or linen waste receptacles. That AD currently requires installation of placards prohibiting smoking in the lavatory and disposal of cigarettes in the lavatory waste receptacles; establishment of a procedure to announ…

    Federal Register →
  • Dec 21, 2011

    Airworthiness Directives; Lycoming Engines, Fuel Injected Reciprocating Engines

    We are superseding an existing airworthiness directive (AD) for certain fuel injected reciprocating engines manufactured by Lycoming Engines. That AD currently requires inspection, replacement if necessary, and proper clamping of externally mounted fuel injector fuel lines. That AD also states that it is not applicable to engines that have a Maintenance and…

    Federal Register →
  • Feb 15, 2011

    Airworthiness Directives; Lycoming Engines, Fuel Injected Reciprocating Engines

    We propose to supersede an existing airworthiness directive (AD) that applies to certain fuel injected reciprocating engines manufactured by Lycoming Engines. The existing AD currently requires inspection, replacement if necessary, and proper clamping of externally mounted fuel injector fuel lines. That AD also exempts engines that have a Maintenance and Ov…

    Federal Register →
  • Oct 6, 2010

    Airworthiness Directives; Transport Category Airplanes

    The FAA proposes to revise an existing airworthiness directive (AD) that applies to transport category airplanes that have one or more lavatories equipped with paper or linen waste receptacles. The existing AD currently requires installation of placards prohibiting smoking in the lavatory and disposal of cigarettes in the lavatory waste receptacles; establi…

    Federal Register →
  • Dec 31, 2009

    Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA is superseding an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan," installed. That AD currently requires initial and repetitive visua…

    Federal Register →
  • Oct 27, 2009

    Airworthiness Directives; Hartzell Propeller Inc. ()HC-()2Y(K,R)-() Series Propellers

    The FAA is superseding an existing airworthiness directive (AD) for Hartzell Propeller Inc. ()HC-()2Y()-() series propellers with non-suffix serial number (SN) propeller hubs installed on Lycoming O-, IO-, LO-, and AEIO-360 series reciprocating engines. That AD currently requires initial and repetitive eddy current inspections (ECIs) of the front cylinder h…

    Federal Register →
  • Sep 22, 2009

    Airworthiness Directives; Teledyne Continental Motors O-470, IO-470, TSIO-470, IO-520, TSIO-520, IO-550, and IOF-550 Series Reciprocating Engines

    The FAA is adopting a new airworthiness directive (AD) for Teledyne Continental Motors (TCM) O-470, IO-470, TSIO-470, IO-520, TSIO-520, IO-550, and IOF-550 series reciprocating engines with TCM EQ3 cylinders installed. This AD requires initial and repetitive visual inspections of TCM EQ3 cylinders for cracks. This AD also requires removal of all EQ3 cylinde…

    Federal Register →
  • Aug 5, 2009

    Airworthiness Directives; Teledyne Continental Motors (TCM) IO-520, TSIO-520, and IO-550 Series Reciprocating Engines With Superior Air Parts, Inc. (SAP) Cylinder Assemblies Installed

    The FAA is adopting a new airworthiness directive (AD) for certain TCM IO-520, TSIO-520, and IO-550 series reciprocating engines, with certain SAP investment cast cylinder assemblies installed. This AD requires initial and repetitive inspections and compression tests to detect cracks in those cylinders with more than 750 flight hours (FH) time-in-service (T…

    Federal Register →
  • Jul 30, 2009

    Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA proposes to supersede an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan," installed. That AD currently requires initial and repetitiv…

    Federal Register →
  • May 20, 2009

    Airworthiness Directives; Hartzell Propeller Inc. Steel Hub Turbine Propellers

    The FAA is adopting a new airworthiness directive (AD) for Hartzell Propeller Inc. steel hub turbine propellers, with any counterweight slug attachment bolts, part number (P/N) B-3386-14H, LFC manufacturing lot 224, installed. This AD requires identifying and removing all counterweight slug attachment bolts, P/N B-3386-14H, LFC manufacturing lot 224, from s…

    Federal Register →
  • Sep 15, 2008

    Airworthiness Directives; Engine Components, Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA is adopting a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components, Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan", installed. This AD requires initial and repetitive visual inspections and c…

    Federal Register →
  • Jul 10, 2008

    Airworthiness Directives; Lycoming Engines, Fuel Injected Reciprocating Engines

    The FAA is superseding an existing airworthiness directive (AD) for certain fuel injected reciprocating engines manufactured by Lycoming Engines. That AD currently requires inspection, and replacement if necessary, of externally mounted fuel injector fuel lines. This AD requires the same actions but adds additional engine models and clarifies certain compli…

    Federal Register →
  • May 19, 2008

    Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA proposes to adopt a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Titan", installed. This proposed AD would require initial and repetitive visua…

    Federal Register →
  • Apr 11, 2008

    Airworthiness Directives; Teledyne Continental Motors (TCM) IO-520, TSIO-520, and IO-550 Series Engines with Superior Air Parts, Inc. (SAP) Cylinder Assemblies Installed

    The FAA proposes to adopt a new airworthiness directive (AD) for certain TCM IO-520, TSIO-520, and IO-550 reciprocating engines with certain SAP cylinder assemblies installed. This proposed AD would require initial and repetitive inspections and compression tests to detect cracks in those cylinders with more than 750 flight hours time- in-service (TIS). Thi…

    Federal Register →
  • Jan 2, 2008

    Airworthiness Directives; Lycoming Engines, Fuel Injected Reciprocating Engines

    The FAA proposes to supersede an existing airworthiness directive (AD) for certain fuel injected reciprocating engines manufactured by Lycoming Engines. That AD currently requires inspection, and replacement if necessary, of externally mounted fuel injector fuel lines. This proposed AD would require the same actions but would add additional engine models, w…

    Federal Register →
  • May 29, 2007

    Airworthiness Directives; Raytheon (Beech) Model 400, 400A, and 400T Series Airplanes

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Raytheon (Beech) Model 400, 400A, and 400T series airplanes. This proposed AD would require modifying the attachment fasteners on the engine cowling panels. This proposed AD results from several reports of loose attachment fasteners found on the engine cowling panels, and subsequently…

    Federal Register →
  • Apr 12, 2007

    Airworthiness Directives; McCauley Propeller Systems Models 3A32C406/82NDB-X and D3A32C409/82NDB-X Propellers

    The FAA is adopting a new airworthiness directive (AD) for McCauley Propeller Systems models 3A32C406/82NDB-X and D3A32C409/82NDB- X propellers, installed on Teledyne Continental Motors (TCM) IO-520, TSIO-520, or IO-550 reciprocating engines. These propellers are herein referred to as C406 and C409 propellers, respectively. This AD requires adding an operat…

    Federal Register →
  • Apr 6, 2007

    Airworthiness Directives; Raytheon Aircraft Company Beech Models 45 (YT-34), A45 (T-34A, B-45), and D45 (T-34B) Airplanes

    We are clarifying information contained in Airworthiness Directive (AD) 2007-06-01, which supersedes AD 62-24-01 and applies to all Raytheon Aircraft Company (RAC) Beech Models 45 (YT-34), A45 (T- 34A, B45), and D45 (T-34B) airplanes. AD 2007-06-01 currently requires you to repetitively inspect, using the eddy current method, the front and rear horizontal s…

    Federal Register →
  • Apr 2, 2007

    Airworthiness Directives; Superior Air Parts, Inc. (SAP), Cylinder Assemblies Part Numbers Series: SA47000L, SA47000S, SA52000, SA55000, SL32000W, SL32000WH, SL32006W, SL36000TW, SL36000W, and SL36006W

    The FAA is revising an existing airworthiness directive (AD) for certain SAP cylinder assemblies installed in Teledyne Continental Motors (TCM) 470, 520, and 550 series reciprocating engines, Lycoming Engines (LE) 320, 360, and 540 series reciprocating engines, Avco Lycoming (AL) 540 series reciprocating engines, and Superior Air Parts, Inc. (SAP) 360 serie…

    Federal Register →
  • Mar 12, 2007

    Airworthiness Directives; Raytheon Aircraft Company Beech Models 45 (YT-34), A45 (T-34A, B-45), and D45 (T-34B) Airplanes

    We are adopting a new airworthiness directive (AD) that supersedes AD 62-24-01, which applies to all Raytheon Aircraft Company (RAC) Beech Models 45 (YT-34), A45 (T-34A, B45), and D45 (T-34B) airplanes. AD 62-24-01 currently requires you to repetitively inspect, using the dye penetrant method, the front and rear horizontal stabilizer spars for cracks and re…

    Federal Register →
  • Feb 23, 2007

    Airworthiness Directives; Superior Air Parts, Inc. (SAP), Cast Cylinder Assemblies Part Numbers Series: SA47000L, SA47000S, SA52000, SA55000, SL32000W, SL32000WH, SL32006W, SL36000TW, SL36000W, and SL36006W

    The FAA is adopting a new airworthiness directive (AD) for certain SAP cast cylinder assemblies installed in Teledyne Continental Motors (TCM) 470, 520, and 550 series reciprocating engines, Lycoming Engines (LE) 320, 360, and 540 series reciprocating engines, Avco Lycoming (AL) 540 series reciprocating engines, and Superior Air Parts, Inc. (SAP) 360 series…

    Federal Register →
  • Sep 8, 2006

    Airworthiness Directives; Hartzell Propeller Inc. ( )HC-( )2Y( )-( ) Series Propellers

    The FAA is adopting a new airworthiness directive (AD) for Hartzell Propeller Inc. ( )HC-( )2Y( )-( ) series propellers with non- suffix serial number (SN) propeller hubs installed on Lycoming O-, IO-, LO-, and AEIO-360 series reciprocating engines. This AD requires initial and repetitive eddy current inspections (ECI) of the front cylinder half of the prop…

    Federal Register →
  • Jul 31, 2006

    Airworthiness Directives; Raytheon Aircraft Company Beech Models 45 (YT-34), A45 (T-34A, B-45), and D45 (T-34B) Airplanes

    We propose to supersede Airworthiness Directive (AD) 62-24-01, which applies to all Raytheon Aircraft Company (Raytheon) Beech Models 45 (YT-34), A45 (T-34A, B45), and D45 (T-34B) airplanes. AD 62-24-01 currently requires you to repetitively inspect, using the dye penetrant method, the front and rear horizontal stabilizer spars for cracks and replace any cr…

    Federal Register →
  • Jun 16, 2006

    Airworthiness Directives; General Machine-Diecron, Inc. Actuator Nut Assembly for the Right Main Landing Gear Installed on Certain Raytheon Aircraft Company (Formerly Beech) Airplanes

    The FAA adopts a new airworthiness directive (AD) for General Machine--Diecron, Inc. (GMD) actuator nut assembly, part number (P/N) GMD115-810029-17 and P/N GMD115-810029-23, that are installed on certain Raytheon Aircraft Company (Raytheon) (formerly Beech) airplanes that are not equipped with a hydraulic main landing gear (MLG) or modified to a hydraulic…

    Federal Register →
  • Jun 6, 2006

    Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA is superseding an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. That AD currently requires replacing these ECi cy…

    Federal Register →
  • May 18, 2006

    Airworthiness Directives; Engine Components Incorporated (ECi) Reciprocating Engine Connecting Rods

    The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) 360 and 540 series reciprocating engines with ECi connecting rods, part number (P/N) AEL11750, installed. The Airmotive Engineering Corp, Division of Engine Components Incorporated (ECi), holds the Parts Manufacturer Approval (PMA) for the affecte…

    Federal Register →
  • Mar 23, 2006

    Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, and LO-360 Series Reciprocating Engines

    The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, and LO-360 series reciprocating engines. This AD requires replacing certain crankshafts. This AD results from a crankshaft failure in a Lycoming LO-360-A1H6 reciprocating engine. We are issuing this AD to prevent…

    Federal Register →
  • Mar 8, 2006

    Airworthiness Directives; Sandel Avionics Incorporated Model ST3400 Terrain Awareness Warning System/Radio Magnetic Indicator Approved Under Technical Standard Order(s) C113, C151a, or C151b; Installed on Various Small and Transport Category Airplanes

    The FAA proposes to adopt a new airworthiness directive (AD). The new AD is for Sandel Avionics Incorporated Model ST3400 terrain awareness warning systems/radio magnetic indicator (TAWS/RMI) units as described above. This proposed AD would require installing a warning placard on the TAWS/RMI, installing upgraded software in the TAWS/RMI, revising the limit…

    Federal Register →
  • Feb 24, 2006

    Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA proposes to supersede an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. That AD currently requires replacing these…

    Federal Register →
  • Feb 3, 2006

    Airworthiness Directives; General Machine-Diecron, Inc. Actuator Nut Assembly for the Right Main Landing Gear

    The FAA proposes to adopt a new airworthiness directive (AD) for General Machine--Diecron, Inc. (GMD) actuator nut assembly, part number (P/N) GMD115-810029-17 and P/N GMD115-810029-23, that are installed on certain airplanes. This proposed AD would require you to determine by maintenance records check and/or inspection whether any actuator nut assembly, P/…

    Federal Register →
  • Dec 27, 2005

    Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, and LO-360 Series Reciprocating Engines

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO- 360, O-360, LIO-360, and LO-360 series reciprocating engines. This proposed AD would require replacing certain crankshafts. This proposed AD results from a report of a crankshaft failure in a Lycoming LO-360- A1H6 reciprocating…

    Federal Register →
  • Dec 27, 2005

    Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA is adopting a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast", installed. This AD requires replacing these ECi cylinder assemblies.…

    Federal Register →
  • Nov 16, 2005

    Airworthiness Directives; McCauley Propeller Systems Models 3A32C406/82NDB-X and D3A32C409/82NDB-X Propellers

    The FAA proposes to adopt a new airworthiness directive (AD) for McCauley Propeller Systems models 3A32C406/82NDB-X and D3A32C409/ 82NDB-X propellers, installed on Teledyne Continental Motors (TCM) IO- 520, TSIO-520, or IO-550 reciprocating engines. These propellers are herein referred to as C406 and C409 propellers, respectively. This proposed AD would req…

    Federal Register →
  • Oct 5, 2005

    Airworthiness Directives; Engine Components Incorporated (ECi) Reciprocating Engine Connecting Rods

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) 360 and 540 series reciprocating engines with ECi connecting rods, part number (P/ N) AEL 11750, installed. This proposed AD would require replacing certain serial-numbered connecting rods, P/N AEL 11750. This proposed AD would also prohibit…

    Federal Register →
  • Sep 16, 2005

    Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 Series Reciprocating Engines

    The FAA is adopting a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 series reciprocating engines rated at 300 horsepower (HP) or lower. This AD requires replacing certain crankshafts. This AD results from reports of 12 crankshaft failur…

    Federal Register →
  • Sep 9, 2005

    Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies

    The FAA proposes to adopt a new airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, "Parallel Valve" reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series "Classic Cast," installed. This proposed AD would require replacing these ECi c…

    Federal Register →
  • Jul 22, 2005

    Airworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-360, IO-360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 Series Reciprocating Engines

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Lycoming Engines (formerly Textron Lycoming) AEIO-360, IO- 360, O-360, LIO-360, LO-360, AEIO-540, IO-540, O-540, and TIO-540 series reciprocating engines rated at 300 horsepower (HP) or lower. This proposed AD would require replacing certain crankshafts. This proposed AD results from r…

    Federal Register →

Advisory Circulars naming this type

FAA guidance that explicitly references BEECH50

04 /  Service Difficulty Reports

FAA SDR filings

The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →

05 /  Sources & Methodology

Every fact on this page links to its primary US-government source

We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.