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Public Record · As of May 5, 2026

N441LS

Cessna 441 · 1984 View Type →

Status

Registration Valid

Type

Fixed Wing Multi Engine

Engine

AIRESEARCH TPE331 SERIES

Last Cert Issue

02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to CESSNA 441

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

  • Nov 17, 2025

    Airworthiness Directives; Textron Aviation Inc. (Type Certificate Previously Held by Cessna Aircraft Company) Airplanes

    The FAA is adopting a new airworthiness directive (AD) for certain Textron Aviation Inc. Model 182Q and 182R airplanes. This AD was prompted by reports of damaged intercooler inlet and outlet hoses. This AD requires repetitive visual inspections of the intercooler inlet and outlet hoses for cracks and, at a certain compliance time or if any cracks are found…

    Federal Register →
  • Jun 22, 2010

    Airworthiness Directives; Honeywell International Inc. TPE331-10 and TPE331-11 Series Turboprop Engines

    The FAA proposes to supersede an existing airworthiness directive (AD) for Honeywell International Inc. TPE331-10 and TPE331-11 series turboprop engines. That AD currently requires removing certain first stage turbine disks from service. This proposed AD would require the same actions, and would also require performing fluorescent penetrant inspections (FPI…

    Federal Register →
  • Aug 17, 2009

    Airworthiness Directives; Honeywell International Inc. TPE331-10 and TPE331-11 Series Turboprop Engines

    The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. TPE331-10 and TPE331-11 series turboprop engines. This AD requires removing certain first stage turbine disks from service. This AD results from a report of an uncontained failure of a first stage turbine disk that had a metallurgical defect. We are issuing this AD to pr…

    Federal Register →
  • Feb 27, 2009

    Airworthiness Directives; Avidyne Corporation Primary Flight Displays (Part Numbers 700-00006-000, -001, -002, -003, and -100)

    We are adopting a new airworthiness directive (AD) to supersede AD 2008-06-28 R1, which applies to certain Avidyne Corporation (Avidyne) Primary Flight Displays (PFDs) (part numbers (P/Ns) 700-00006-000, -001, -002, -003, and -100) that are installed on airplanes. AD 2008-06-28 R1 currently requires you to do a check of the maintenance records and inspectio…

    Federal Register →
  • Nov 14, 2008

    Airworthiness Directives; Avidyne Corporation Primary Flight Displays (Part Numbers 700-00006-000, -001, -002, -003, and -100)

    We propose to supersede Airworthiness Directive (AD) 2008-06- 28 R1, which applies to certain Avidyne Corporation (Avidyne) Primary Flight Displays (PFDs) (part numbers (P/Ns) 700-00006-000, -001, -002, -003, and -100) that are installed on airplanes. AD 2008-06-28 R1 currently requires you to do a check of the maintenance records and inspection of the PFD…

    Federal Register →
  • Apr 14, 2008

    Airworthiness Directives; Avidyne Corporation Primary Flight Displays (Part Numbers 700-00006-000, -001, -002, -003, and -100)

    The FAA is adopting a new airworthiness directive (AD) to revise AD 2008-06-28, which applies to certain Avidyne Corporation (Avidyne) Primary Flight Displays (PFDs) (Part Numbers (P/Ns) 700- 00006-000, -001, -002, -003, and -100) that are installed on airplanes. AD 2008-06-28 currently requires you to do a check of the maintenance records and inspection of…

    Federal Register →
  • Mar 26, 2008

    Airworthiness Directives; Avidyne Corporation Primary Flight Displays (Part Numbers 700-00006-000, -001, -002, -003, and -100)

    The FAA is adopting a new airworthiness directive (AD) for certain Avidyne Corporation (Avidyne) Primary Flight Displays (PFDs) (Part Numbers (P/Ns) 700-00006-000, -001, -002, -003, and -100) that are installed on airplanes. This AD requires a check of the maintenance records and inspection of the PFD (if necessary) to determine if an affected serial number…

    Federal Register →
  • Jul 5, 2006

    Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop, and TSE331-3U Model Turboshaft Engines

    The FAA is adopting a new airworthiness directive (AD) for certain Honeywell International Inc. TPE331 series turboprop, and TSE331-3U model turboshaft engines. This AD requires implementing a new flight cycle counting method for first, second, and third-stage turbine rotors used in aircraft that make multiple takeoffs and landings without an engine shutdow…

    Federal Register →
  • Feb 23, 2006

    Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop, and TSE331-3U Model Turboshaft Engines

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Honeywell International Inc. TPE331 series turboprop, and TSE331-3U model turboshaft engines. This proposed AD would require implementing a new flight cycle counting method for first, second, and third-stage turbine rotors used in aircraft that make multiple takeoffs and landings witho…

    Federal Register →
  • Oct 12, 2005

    Airworthiness Directives; The Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411, 411A, 414, 414A, 421, 421A, 421B, 421C, 425, and 441 Airplanes

    The FAA adopts a new airworthiness directive (AD) for certain The Cessna Aircraft Company (Cessna) Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411, 411A, 414, 414A, 421, 421A, 421B, 421C, 425, and 441 airplanes equipped with certain avionics bus circuit breaker switches. This AD requires you to inspect the avionics bus circuit breaker switch to dete…

    Federal Register →
  • Sep 9, 2005

    Airworthiness Directives; Goodrich De-icing and Specialty Systems “FASTprop” Propeller De-icers

    The FAA is adopting a new airworthiness directive (AD) for Goodrich De-icing and Specialty Systems "FASTprop" propeller de- icers, part numbers P4E1188 series, P4E1601 series, P4E2200 series, P4E2271-10, P4E2575-7, P4E2575-10, P4E2598-10, P5855BSW, P6199SW, P6592SW, P6662SW, and P6975-11, installed. This AD requires inspection, repair, or replacement of tho…

    Federal Register →
  • Jul 14, 2005

    Airworthiness Directives; Hartzell Propeller Inc. Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC-B5MP-3 Propellers

    The FAA is adopting a new airworthiness directive (AD) for Hartzell Propeller Inc. models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC- B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC- B5MP-3 propellers, installed with propeller mounting bolts, part number (P/N) B-3339. This AD requires initial and repetitive visual inspections and torque check…

    Federal Register →
  • Jun 9, 2005

    Airworthiness Directives; The Cessna Aircraft Company Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411, 411A, 414, 414A, 421, 421A, 421B, 421C, 425, and 441 Airplanes

    The FAA proposes to adopt a new airworthiness directive (AD) for certain The Cessna Aircraft Company (Cessna) Models 401, 401A, 401B, 402, 402A, 402B, 402C, 404, 411, 411A, 414, 414A, 421, 421A, 421B, 421C, 425, and 441 airplanes equipped with certain avionics bus circuit breaker switches. This proposed AD would require you to inspect the avionics bus circu…

    Federal Register →
  • Apr 6, 2005

    Airworthiness Directives; Goodrich De-icing and Specialty Systems “FASTprop” Propeller De-icers

    The FAA proposes to adopt a new airworthiness directive (AD) for Goodrich De-icing and Specialty Systems "FASTprop" propeller de- icers, part numbers P4E1188 series, P4E1601 series, P4E2200 series, P4E2271-10, P4E2575-7, P4E2575-10, P4E2598-10, P5855BSW, P6199SW, P6592SW, P6662SW, and P6975-11, installed. This proposed AD would require inspection, repair, o…

    Federal Register →
  • Jan 19, 2005

    Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders

    The FAA is adopting a new airworthiness directive (AD) to supersede Airworthiness Directive 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD applies to certain GTX 33, GTX 33D, GTX 3…

    Federal Register →
  • Oct 7, 2004

    Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders

    The FAA proposes to supersede Airworthiness Directive (AD) 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This proposed AD applies to certain GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S…

    Federal Register →
  • May 21, 2004

    Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders

    The FAA adopts a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders that are installed on aircraft. This AD requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD is the result of observations that the GTX 330 and GTX 330D may detect, from other aircraft, the S1 (su…

    Federal Register →
  • May 11, 2004

    Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc., Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331-10 and -11 Series Turboprop Engines

    The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) (Honeywell) TPE331-10 and -11 series turboprop engines with certain part numbers (P/Ns) and serial numbers (SNs) of first stage turbine disks. This AD requires i…

    Federal Register →
  • Jan 12, 2004

    Airworthiness Directives; Cessna Aircraft Company Models 441 and F406 Airplanes

    This amendment revises Airworthiness Directive (AD) 2003-09- 09, which applies to certain Cessna Aircraft Company (Cessna) Models 441 and F406 airplanes. AD 2003-09-09 currently requires repetitively inspecting the fuel boost pump wiring inside and outside the boost pump reservoir and repair or replacement of the wiring as necessary. AD 2003-09-09 also requ…

    Federal Register →
  • Dec 30, 2003

    Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders

    The FAA proposes to adopt a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders. This proposed AD would require you to install GTX 330/ 330D Software Upgrade Version 3.03. This proposed AD is the result of observations that the GTX 330 and GTX 330D may detect, from other aircraft, the S1 (suppression)…

    Federal Register →
  • Aug 8, 2003

    Airworthiness Directives; Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331-10 and -11 Series Turboprop Engines

    The FAA is proposing to adopt a new airworthiness directive (AD) that applies to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331-10 and -11 series turboprop engines with certain part numbers and serial numbers of first stage turbine disks. This proposal would r…

    Federal Register →
  • May 1, 2003

    Airworthiness Directives; Cessna Aircraft Company Models 441 and F406 Airplanes

    This amendment supersedes Airworthiness Directive (AD) 2002- 09-13, which currently requires a one-time inspection of the fuel boost pump wiring inside and outside the boost pump reservoir and repair or replacement of the wiring as necessary on certain Cessna Aircraft Company (Cessna) Model 441 airplanes. AD 2002-09-13 resulted from several reports of chafi…

    Federal Register →
  • Dec 16, 2002

    Airworthiness Directives; Honeywell International Inc. TPE331-3, -5, -6, -8, -10, and -11 Series Turboprop and TSE331-3 Series Turboshaft Engines

    This amendment adopts a new airworthiness directive (AD), that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company and AiResearch Manufacturing Company of Arizona) TPE331-3, -5, -6, -8, -10, and -11 series turboprop and TSE331-3 series turboshaft engines. This amendment requires removing weld repaired fi…

    Federal Register →
  • Oct 21, 2002

    Airworthiness Directives; Cessna Aircraft Company Models 441 and F406 Airplanes

    This document proposes to supersede Airworthiness Directive (AD) 2002-09-13, which currently requires a one-time inspection of the fuel boost pump wiring inside and outside the boost pump reservoir and repair or replacement of the wiring as necessary on certain Cessna Aircraft Company (Cessna) Model 441 airplanes. AD 2002-09-13 resulted from several reports…

    Federal Register →
  • Jul 25, 2002

    Airworthiness Directives; Honeywell International Inc. TPE331-3, −5, −6, −8, −10, and −11 Series Turboprop and TSE331-3 Series Turboshaft Engines

    The Federal Aviation Administration (FAA) proposes to adopt a new airworthiness directive (AD) that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company and AiResearch Manufacturing Company of Arizona) TPE331-3, -5, -6, -8, -10, and -11 series turboprop and TSE331-3 series turboshaft engines. This proposa…

    Federal Register →
  • May 9, 2002

    Airworthiness Directives; Cessna Aircraft Company Model CESSNA 441 Airplanes

    This amendment adopts a new airworthiness directive (AD) that applies to certain Cessna Aircraft Company (Cessna) Model CESSNA 441 airplanes. This AD requires you to do a one-time inspection of the fuel boost pump wiring inside and outside the boost pump reservoir, and repair or replace the wiring as necessary. This AD is the result of several reports of ch…

    Federal Register →
  • Dec 3, 2001

    Airworthiness Directives; GARMIN International GNS 430 Units

    This amendment adopts a new airworthiness directive (AD) that applies to certain GARMIN International (GARMIN) GNS 430 units that are installed on aircraft. This AD requires you to modify the unit to incorporate circuitry changes to the GNS 430 unit's deviation and flag outputs. This AD is the result of reports of inaccurate course deviations caused by exte…

    Federal Register →
  • Nov 2, 2001

    Airworthiness Directives; Overland Aviation Services Fire Extinguishing System Bottle Cartridges

    This amendment adopts a new airworthiness directive (AD) that applies to certain Overland Aviation Services (OAS) fire extinguishing system bottle cartridges that were distributed during a certain time period and are installed on aircraft. This AD requires you to remove from service any of these fire extinguishing system bottle cartridges. This AD is the re…

    Federal Register →
  • Oct 19, 2001

    Airworthiness Directives; Honeywell International Inc. (formerly AlliedSignal Inc. and Garrett Turbine Engine Company) TPE331-8, -10N, and -12B Turboprop Engines

    This amendment adopts a new airworthiness directive (AD) that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc. and Garrett Turbine Engine Company) TPE331-8, -10N, and -12B turboprop engines with certain electronic engine controls (EEC's) installed. This AD requires revising the Emergency and Normal Procedures section of the applicab…

    Federal Register →
  • Aug 6, 2001

    Airworthiness Directives; GARMIN International GNS 430 Units

    This document proposes to adopt a new airworthiness directive (AD) that would apply to certain GARMIN International (GARMIN) GNS 430 units that are installed on aircraft. The proposed AD would require you to modify the unit to incorporate circuitry changes to the GNS 430 unit's deviation and flag outputs. The proposed AD is the result of reports of inaccura…

    Federal Register →
  • Feb 14, 2001

    Airworthiness Directives; Marathon Power Technologies Company

    This document proposes adopting a new airworthiness directive (AD) for certain nickel cadmium batteries produced by Marathon Power Technologies Company (Marathon). The AD would require visually inspecting screws installed on Marathon batteries and replacing certain unairworthy screws. This proposal is prompted by an explosion of a G.E./Saft battery due to f…

    Federal Register →
  • Aug 31, 2000

    Airworthiness Directives; The Cessna Aircraft Company Models 425 and 441 Airplanes

    This document withdraws a notice of proposed rulemaking (NPRM) that would have applied to all Cessna Aircraft Company (Cessna) Models 425 and 441 airplanes. The proposed AD would have required you to revise the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD was the result of repor…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; Fairchild Aircraft Corporation SA226 and SA227 Series Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Fairchild Aircraft Corporation (Fairchild) SA226 and SA227 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of report…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; Cessna Aircraft Company Models 208, 208A, and 208B Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Cessna Aircraft Company (Cessna) Models 208, 208A, and 208B airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports of i…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; The Cessna Aircraft Company Models 425 and 441 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all The Cessna Aircraft Company (Cessna) Models 425 and 441 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports of in-fl…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; Raytheon Aircraft Company 90, 99, 100, 200, 300, 1900, and 2000 Series Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Raytheon Aircraft Company (Raytheon) 90, 99, 100, 200, 300, 1900, and 2000 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; Twin Commander Aircraft Corporation 600 Series Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Twin Commander Aircraft Corporation (Twin Commander) 600 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; Short Brothers & Harland Ltd. Models SC-7 Series 2 and SC-7 Series 3 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Short Brothers & Harland Ltd. (Shorts) Models SC-7 Series 2 and SC-7 Series 3 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the resu…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; Bombardier Inc. Models DHC-6-1, DHC-6- 100, DHC-6-200, and DHC-6-300 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Bombardier Inc. (Bombardier) Models DHC-6- 1, DHC-6-100, DHC-6-200, and DHC-6-300 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; AeroSpace Technologies of Australia Pty Ltd. Models N22B and N24A Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all AeroSpace Technologies of Australia Pty Ltd. (AeroSpace Technologies) Models N22B and N24A airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed A…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; The New Piper Aircraft, Inc. PA-31 Series Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all The New Piper Aircraft, Inc. (Piper) PA-31 series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports of in-flight i…

    Federal Register →
  • Oct 12, 1999

    Airworthiness Directives; SOCATAGroupe AEROSPATIALE Model TBM 700 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all SOCATA--Groupe AEROSPATIALE (SOCATA) Model TBM 700 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports of in-flight…

    Federal Register →
  • Oct 8, 1999

    Airworthiness Directives; Industrie Aeronautiche e Meccaniche Model Piaggio P-180 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Industrie Aeronautiche e Meccaniche (I.A.M.) Model Piaggio P-180 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports…

    Federal Register →
  • Oct 8, 1999

    Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Pilatus Aircraft Ltd. (Pilatus) Models PC- 12 and PC-12/45 airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports of in…

    Federal Register →
  • Oct 8, 1999

    Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2T and BN-2T-4R Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Pilatus Britten-Norman Limited (Pilatus Britten-Norman) Models BN-2T and BN-2T-4R airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the…

    Federal Register →
  • Oct 8, 1999

    Airworthiness Directives; Harbin Aircraft Manufacturing Corporation Model Y12 IV Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Harbin Aircraft Manufacturing Corporation (HAMC) Model Y12 IV airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of reports of…

    Federal Register →
  • Oct 8, 1999

    Airworthiness Directives; Mitsubishi Heavy Industries, Ltd. Model MU-2B Series Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to all Mitsubishi Heavy Industries, Ltd. (Mitsubishi) Model MU-2B series airplanes. The proposed AD would require revising the Airplane Flight Manual (AFM) to include requirements for activation of the airframe pneumatic deicing boots. The proposed AD is the result of report…

    Federal Register →

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.