# N631FE: 1991 Mcdonnell Douglas MD-11F - Status: Valid registration - Airframe: [Mcdonnell Douglas MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (registry code 3023600, 7 seats) - Engine: [Pratt & Whitney PW4462](https://openairdocs.org/engine/pratt-whitney-pw4462) (registry code 52171) - Data sheets: [TCDS A22WE](https://openairdocs.org/tcds/A22WE) (The Boeing Company), [TCDS E24NE](https://openairdocs.org/tcds/E24NE) (Pratt & Whitney Division) (OpenAirDocs) - Serial number: 48454 - Year built: 1991 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: August 2, 2005 - Certificate issued: December 23, 2004 - Expires: February 28, 2029 - Mode S code: A841F5 - Registered owner: [Federal Express Corp](https://openairdocs.org/faa-owner/FEDERAL%20EXPRESS%20CORP) - Location: [Memphis, TN](https://openairdocs.org/faa-place/TN/Memphis) - Owner type: Corporation - Owner's area on the map: 35.0351° N, 89.9272° W: Placed by OpenAirDocs at the center of ZIP code 38118, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=631FE - Page: https://openairdocs.org/aircraft/N631FE From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. ## ADs that may apply (OpenAirDocs): 210 in force ### Matched by airframe (Mcdonnell Douglas MD-11F) - [AD 2026-13-15](https://openairdocs.org/ad/2026-13-15): Navigation · Boeing 707-100 Long Body, 707-200, 707-100B Long Body and 74 more. Effective Jul 1, 2026 - [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026 - [AD 2025-23-53](https://openairdocs.org/ad/2025-23-53): Nacelles/pylons · Boeing MD-11, MD-11F, MD-10-10F and 8 more. Effective Dec 1, 2025 - [AD 2025-02-07](https://openairdocs.org/ad/2025-02-07): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Mar 17, 2025 - [AD 2024-24-03](https://openairdocs.org/ad/2024-24-03): Engine Exhaust · Boeing MD-11, MD-11F and CF6-80C2D1F. Effective Jan 13, 2025 - [AD 2023-12-15](https://openairdocs.org/ad/2023-12-15): Navigation · Boeing 707-100 Long Body, 707-200, 707-100B Long Body and 74 more. Effective Jun 21, 2023 - [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023 - [AD 2021-24-02](https://openairdocs.org/ad/2021-24-02): Electrical power · Boeing MD-11 and MD-11F. Effective Feb 1, 2022 - [AD 2020-22-15](https://openairdocs.org/ad/2020-22-15): Fuselage · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Dec 18, 2020 - [AD 2018-22-10](https://openairdocs.org/ad/2018-22-10): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Dec 12, 2018 - [AD 2018-07-20](https://openairdocs.org/ad/2018-07-20): Fuel · Boeing MD-11 and MD-11F. Effective May 21, 2018 - [AD 2018-01-01](https://openairdocs.org/ad/2018-01-01): Fuel · Boeing MD-11 and MD-11F. Effective Feb 7, 2018 - [AD 2017-14-10](https://openairdocs.org/ad/2017-14-10): Fuel System · Boeing MD-11 and MD-11F. Effective Aug 21, 2017 - [AD 2014-17-02](https://openairdocs.org/ad/2014-17-02): Communications · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 137 more. Effective Sep 9, 2014 - [AD 2011-25-06](https://openairdocs.org/ad/2011-25-06): Horizontal stabilizer structure · Boeing MD-11 and MD-11F. Effective Jan 17, 2012 - [AD 2011-21-08](https://openairdocs.org/ad/2011-21-08): Equipment/Furnishings · ATR - GIE Avions de Transport Régional ATR42-200, ATR42-300, ATR42-320 and 202 more. Effective Nov 23, 2011 - [AD 2011-12-01](https://openairdocs.org/ad/2011-12-01): Equipment/Furnishings · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 268 more. Effective Aug 1, 2011 - [AD 2011-11-05](https://openairdocs.org/ad/2011-11-05): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 10 more. Effective Jul 6, 2011 - [AD 2011-02-01](https://openairdocs.org/ad/2011-02-01): Fuel · Boeing MD-11 and MD-11F. Effective Feb 16, 2011 - [AD 2010-20-14](https://openairdocs.org/ad/2010-20-14): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Nov 5, 2010 - [AD 2010-16-03](https://openairdocs.org/ad/2010-16-03): Ice and rain protection · Boeing MD-11 and MD-11F. Effective Sep 9, 2010 - [AD 2010-11-12](https://openairdocs.org/ad/2010-11-12): Fuel · Boeing MD-11 and MD-11F. Effective Jul 6, 2010 - [AD 2010-09-12](https://openairdocs.org/ad/2010-09-12): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Jun 8, 2010 - [AD 2009-21-10 R1](https://openairdocs.org/ad/2009-21-10-R1): Oxygen · Airbus A300 B4-605R, A300 B4-620, A300 B4-622 and 138 more. Effective Feb 4, 2010 - [AD 2008-06-21 R1](https://openairdocs.org/ad/2008-06-21-R1): Fuel tank systems · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Dec 10, 2009 - [AD 2009-03-02](https://openairdocs.org/ad/2009-03-02): Auxiliary hydraulic pumps · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Mar 31, 2009 - [AD 2008-17-16](https://openairdocs.org/ad/2008-17-16): Fuel boost pump · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Oct 2, 2008 - [AD 2008-11-14](https://openairdocs.org/ad/2008-11-14): Horizontal pressure panel · Boeing DC-10-10F, DC-10-30F (KC-10A, KDC-10), DC-10-40F and 4 more. Effective Jul 3, 2008 - [AD 2007-25-20](https://openairdocs.org/ad/2007-25-20): Thrust reverser command wiring · Boeing DC-10-10, DC-10-10F, DC-10-15 and 6 more. Effective Jan 22, 2008 - [AD 2007-19-17](https://openairdocs.org/ad/2007-19-17): System 3 hydraulic piping · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Oct 26, 2007 - [AD 2007-19-15](https://openairdocs.org/ad/2007-19-15): Flight management system (FMS) · Boeing 717-200, MD-10-10F, MD-10-30F and 2 more. Effective Oct 26, 2007 - [AD 2007-19-02](https://openairdocs.org/ad/2007-19-02): Fuel tank and the fuel transfer pump housing flange · Boeing DC-10-30, DC-10-30F (KC-10A, KDC-10), DC-10-40 and 4 more. Effective Oct 17, 2007 - [AD 2007-11-16](https://openairdocs.org/ad/2007-11-16): Center main wheel well · Boeing MD-11 and MD-11F. Effective Jul 5, 2007 - [AD 2007-10-12](https://openairdocs.org/ad/2007-10-12): Reinforced flight deck door · Reinforced cockpit door (Safran Cabin STC ST01335LA or 2 others). Effective Jun 27, 2007 - [AD 2007-07-04](https://openairdocs.org/ad/2007-07-04): Principal structural elements (PSEs) · Boeing MD-11 and MD-11F. Effective May 2, 2007 - [AD 2007-01-02](https://openairdocs.org/ad/2007-01-02): Power feeder cables of the integrated drive generator (IDG) · Boeing MD-11 and MD-11F. Effective Feb 14, 2007 - [AD 2006-25-09](https://openairdocs.org/ad/2006-25-09): Auxiliary power unit (APU) power feeder wires · Boeing MD-11F. Effective Dec 27, 2006 - [AD 2006-19-03](https://openairdocs.org/ad/2006-19-03): Fabrication and installation of a wire harness guard in the right wheel well of the main landing gear (MLG) · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Oct 17, 2006 - [AD 2006-16-15](https://openairdocs.org/ad/2006-16-15): Airplane flight manual (AFM) · Boeing MD-10-10F, MD-10-30F, MD-11 and 1 more. Effective Sep 22, 2006 - [AD 2006-13-07](https://openairdocs.org/ad/2006-13-07): Upper and lower reading lights · Boeing MD-11 and MD-11F. Effective Jul 27, 2006 - [AD 2006-04-04](https://openairdocs.org/ad/2006-04-04): Smoke detectors · ATR - GIE Avions de Transport Régional ATR42-200, ATR42-300, ATR42-320 and 37 more. Effective Mar 24, 2006 - [AD 2006-03-13](https://openairdocs.org/ad/2006-03-13): Inboard and outboard hinge fittings · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Mar 16, 2006 - [AD 2006-02-11](https://openairdocs.org/ad/2006-02-11): Drain holes of the pitot tubes · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Mar 3, 2006 - [AD 2005-20-15](https://openairdocs.org/ad/2005-20-15): Rudder pedal torque tube assembly · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Nov 10, 2005 - [AD 2005-17-04](https://openairdocs.org/ad/2005-17-04): Fire extinguishing system · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Sep 26, 2005 - [AD 2005-15-12](https://openairdocs.org/ad/2005-15-12): Exterior emergency control handle assemblies of the forward passenger doors · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Aug 30, 2005 - [AD 2005-15-03](https://openairdocs.org/ad/2005-15-03): Exterior emergency control handle assemblies · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Aug 25, 2005 - [AD 2005-02-08](https://openairdocs.org/ad/2005-02-08): Power feeder cables of the auxiliary power unit (APU) · Boeing MD-11 and MD-11F. Effective Mar 7, 2005 - [AD 2005-02-06](https://openairdocs.org/ad/2005-02-06): Oil pressure transmitter to the main oil circuit · Boeing MD-11 and MD-11F. Effective Mar 7, 2005 - [AD 2005-02-04](https://openairdocs.org/ad/2005-02-04): Cargo compartment smoke detectors · Boeing DC-10-10F, DC-10-30F (KC-10A, KDC-10), MD-10-10F and 2 more. Effective Feb 8, 2005 ### Matched by engine (Pratt & Whitney PW4462) - [AD 2026-21-06](https://openairdocs.org/ad/2026-21-06): Engine Fuel and Control · Pratt & Whitney Division PW4052, PW4056, PW4060 and 10 more. Effective Nov 23, 2026 - [AD 2018-13-02](https://openairdocs.org/ad/2018-13-02): Turbine Engine Combustion Section · Pratt & Whitney Division PW4052, PW4056, PW4060 and 7 more. Effective Jul 20, 2018 - [AD 2016-08-09](https://openairdocs.org/ad/2016-08-09): HPC 10th stage disk · Pratt & Whitney Division PW4050, PW4052, PW4056 and 24 more. Effective Jun 1, 2016 - [AD 2015-22-03](https://openairdocs.org/ad/2015-22-03): LPT 4th stage IAS · Pratt & Whitney Division PW4050, PW4052, PW4056 and 24 more. Effective Dec 1, 2015 - [AD 2012-22-16](https://openairdocs.org/ad/2012-22-16): 3rd stage LPT duct segments · Pratt & Whitney Division PW4050, PW4052, PW4056 and 13 more. Effective Dec 19, 2012 - [AD 2012-14-09](https://openairdocs.org/ad/2012-14-09): 3rd and 4th stage vane fractures · Pratt & Whitney Division PW4050, PW4052, PW4056 and 24 more. Effective Nov 7, 2012 - [AD 2012-18-17](https://openairdocs.org/ad/2012-18-17): HPC drum rotor disk assembly · Pratt & Whitney Division PW4052, PW4056, PW4060 and 16 more. Effective Oct 22, 2012 - [AD 2012-18-03](https://openairdocs.org/ad/2012-18-03): 1st stage HPT air seal rings · Pratt & Whitney Division PW4050, PW4052, PW4056 and 18 more. Effective Oct 11, 2012 - [AD 2012-16-01](https://openairdocs.org/ad/2012-16-01): High-pressure turbine (HPT) stage 1 front hubs · Pratt & Whitney Division PW4052, PW4056, PW4060 and 14 more. Effective Sep 28, 2012 - [AD 2012-06-18](https://openairdocs.org/ad/2012-06-18): Engine · Pratt & Whitney Division PW4050, PW4052, PW4056 and 13 more. Effective Apr 27, 2012 - [AD 2012-04-04](https://openairdocs.org/ad/2012-04-04): fuel metering units (FMUs) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 13 more. Effective Apr 5, 2012 - [AD 2011-25-09](https://openairdocs.org/ad/2011-25-09): PW4000 turbofan engines · Pratt & Whitney Division PW4050, PW4052, PW4056 and 18 more. Effective Jan 10, 2012 - [AD 2010-24-14](https://openairdocs.org/ad/2010-24-14): HPC 10th stage disk · Pratt & Whitney Division PW4050, PW4052, PW4056 and 17 more. Effective Jan 21, 2011 - [AD 2010-24-09](https://openairdocs.org/ad/2010-24-09): No. 3 bearing oil pressure tubes · Pratt & Whitney Division PW4050, PW4052, PW4056 and 34 more. Effective Dec 28, 2010 - [AD 2008-24-13](https://openairdocs.org/ad/2008-24-13): Electronic engine controls (EECs) · Pratt & Whitney Division PW4052, PW4056, PW4060 and 6 more. Effective Jan 8, 2009 - [AD 2005-25-09](https://openairdocs.org/ad/2005-25-09): Engine manufacturer's time limits section (TLS) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 26 more. Effective Jun 12, 2006 - [AD 2003-19-15](https://openairdocs.org/ad/2003-19-15): High-Pressure-Compressor (HPC) Surges · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Oct 30, 2003 - [AD 2002-12-15](https://openairdocs.org/ad/2002-12-15): Front Drum Rotors · Pratt & Whitney Division PW4052, PW4056, PW4060 and 6 more. Effective Jul 31, 2002 - [AD 2001-05-07](https://openairdocs.org/ad/2001-05-07): Low Pressure Turbine (LPT) 4th Stage Air Seal · Pratt & Whitney Division PW4052, PW4056, PW4060 and 11 more. Effective Mar 30, 2001 - [AD 98-23-08](https://openairdocs.org/ad/98-23-08): High Pressure Compressor Blade Tips · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Jan 12, 1999 - [AD 98-19-03](https://openairdocs.org/ad/98-19-03): High Pressure Turbine Rotating Airseals · Pratt & Whitney Division PW4052, PW4056, PW4060 and 9 more. Effective Nov 9, 1998 - [AD 96-13-08](https://openairdocs.org/ad/96-13-08): AFT Cascade Support Frame Assembly · Pratt & Whitney assembly Part Number 221D5015, Revision A (STC SE744NE). Effective Aug 1, 1996 ### Historical (superseded or no longer in force) - [AD 2025-23-51](https://openairdocs.org/ad/2025-23-51) (historical): Nacelles/pylons · Boeing MD-11 and MD-11F. Effective Dec 1, 2025 - [AD 2022-09-18](https://openairdocs.org/ad/2022-09-18) (historical): Navigation · Boeing 707-100 Long Body, 707-100B Long Body, 707-100B Short Body and 72 more. Effective May 23, 2022 - [AD 2020-03-20](https://openairdocs.org/ad/2020-03-20) (historical): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Feb 18, 2020 - [AD 2016-04-16](https://openairdocs.org/ad/2016-04-16) (historical): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Apr 15, 2016 - [AD 2014-03-07](https://openairdocs.org/ad/2014-03-07) (historical): Fuel · Boeing MD-11 and MD-11F. Effective Mar 26, 2014 - [AD 2013-18-09](https://openairdocs.org/ad/2013-18-09) (historical): Communications · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 137 more. Effective Oct 3, 2013 - [AD 2013-08-23](https://openairdocs.org/ad/2013-08-23) (historical): Fuel · Boeing DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective May 29, 2013 - [AD 2009-26-16](https://openairdocs.org/ad/2009-26-16) (historical): Fuel · Boeing MD-11 and MD-11F. Effective Feb 4, 2010 - [AD 2009-21-10](https://openairdocs.org/ad/2009-21-10) (historical): Oxygen · Airbus A300, Model B4-605R, A300, Model B4-620, A300, Model B4-622 and 138 more. Effective Dec 17, 2009 - [AD 2008-06-21](https://openairdocs.org/ad/2008-06-21) (historical): Fuel tank systems · McDonnell Douglas DC-10-10, DC-10-10F, DC-10-15 and 8 more. Effective Apr 23, 2008 - [AD 2007-15-05](https://openairdocs.org/ad/2007-15-05) (historical): Fuel pump housing electrical connector · Boeing DC-10-10, DC-10-10F, DC-10-15 and 9 more. Effective Aug 8, 2007 - [AD 2005-12-05](https://openairdocs.org/ad/2005-12-05) (historical): Flight deck door · Reinforced cockpit door (Safran Cabin STC ST01335LA or 2 others). Effective Jul 19, 2005 - [AD 2004-18-04](https://openairdocs.org/ad/2004-18-04) (historical): Airplane Flight Manual (AFM) · McDonnell Douglas 717-200, MD-10-10F, MD-10-30F and 2 more. Effective Sep 20, 2004 - [AD 2004-05-20](https://openairdocs.org/ad/2004-05-20) (historical): Electric motor operated auxiliary hydraulic pumps · McDonnell Douglas DC-10-10, DC-10-10F, DC-10-15 and 9 more. Effective Apr 15, 2004 - [AD 2004-01-17](https://openairdocs.org/ad/2004-01-17) (historical): Integrated drive generator · McDonnell Douglas MD-11 and MD-11F. Effective Feb 24, 2004 - [AD 2003-17-07](https://openairdocs.org/ad/2003-17-07) (historical): Fire Extinguishers for the Engine and Auxiliary Power Unit (APU) · McDonnell Douglas DC-10-10, DC-10-10F, DC-10-15 and 60 more. Effective Sep 24, 2003 - [AD 2003-14-04](https://openairdocs.org/ad/2003-14-04) (historical): Flight Deck Door Pressure Relief Latch Assemblies · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 14 more. Effective Jul 25, 2003 - [AD 2003-03-15](https://openairdocs.org/ad/2003-03-15) (historical): Airplane Flight Manual (AFM) - Oxygen Masks · Boeing 707 Series (all), 720 Series (all), 727 Series (all) and 75 more. Effective Mar 7, 2003 - [AD 2002-14-11](https://openairdocs.org/ad/2002-14-11) (historical): Ground cables of the galley external power and main external power · McDonnell Douglas MD-11 and MD-11F. Effective Aug 23, 2002 - [AD 2002-14-09](https://openairdocs.org/ad/2002-14-09) (historical): Power feeder cable terminal lugs · McDonnell Douglas MD-11 and MD-11F. Effective Aug 23, 2002 - [AD 99-25-14](https://openairdocs.org/ad/99-25-14) (historical): Wire Harnesses Of Tail Tank Fuel Transfer Pumps · McDonnell Douglas MD-11 and MD-11F. Effective Jan 18, 2000 - [AD 99-09-04](https://openairdocs.org/ad/99-09-04) (historical): Circuit Breakers · McDonnell Douglas MD-11 and MD-11F. Effective May 7, 1999 - [AD 74-08-09 R2](https://openairdocs.org/ad/74-08-09-R2) (historical): Waste Receptacles · Aero Spacelines 377, 377MG, 377SGT and 268 more. Effective Jul 29, 1996 - [AD 94-26-51](https://openairdocs.org/ad/94-26-51) (historical): AFM Changes - Autoland Operation · Boeing MD-11 and MD-11F. Effective Feb 6, 1995 - [AD 94-11-06](https://openairdocs.org/ad/94-11-06) (historical): External Power Feeder Cables · McDonnell Douglas MD-11 and MD-11F. Effective Jun 15, 1994 - [AD 2010-18-13](https://openairdocs.org/ad/2010-18-13) (historical): Blade · Pratt & Whitney Division PW4052, PW4056, PW4060 and 16 more. Effective Oct 18, 2010 - [AD 2003-11-18](https://openairdocs.org/ad/2003-11-18) (historical): High-Pressure-Compressor (HPC) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Jul 7, 2003 - [AD 2002-21-10](https://openairdocs.org/ad/2002-21-10) (historical): High pressure compressor (HPC) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Nov 12, 2002 - [AD 2002-03-08](https://openairdocs.org/ad/2002-03-08) (historical): Time Limits Section of Engine Manuals (EM's) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 25 more. Effective Apr 16, 2002 - [AD 2001-25-11](https://openairdocs.org/ad/2001-25-11) (historical): Compressor Surges · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Jan 17, 2002 - [AD 2001-20-13](https://openairdocs.org/ad/2001-20-13) (historical): High Pressure Compressor Front Drum Rotors · Pratt & Whitney Division PW4052, PW4056, PW4060 and 6 more. Effective Nov 16, 2001 - [AD 2001-15-12](https://openairdocs.org/ad/2001-15-12) (historical): High Pressure Compressors (HPC) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Aug 10, 2001 - [AD 2001-09-07](https://openairdocs.org/ad/2001-09-07) (historical): High Pressure Compressor (HPC) Surge · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective May 14, 2001 - [AD 2001-08-52](https://openairdocs.org/ad/2001-08-52) (historical): Multiple-engine power loss due to HPC surges · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more - [AD 2000-25-06](https://openairdocs.org/ad/2000-25-06) (historical): Low Pressure Turbine (LPT) 4th Stage Air Seal · Pratt & Whitney Division PW4052, PW4056, PW4060 and 11 more. Effective Dec 29, 2000 - [AD 2000-22-01](https://openairdocs.org/ad/2000-22-01) (historical): High Pressure Compressor Cutback Stator · Pratt & Whitney Division PW4050, PW4052, PW4056 and 6 more. Effective Nov 9, 2000 - [AD 2000-12-02](https://openairdocs.org/ad/2000-12-02) (historical): Critical Life-Limited Part · Pratt & Whitney Division PW4050, PW4052, PW4056 and 24 more. Effective Sep 13, 2000 - [AD 99-17-16](https://openairdocs.org/ad/99-17-16) (historical): Pratt & Whitney Division PW4050, PW4052, PW4056 and 11 more. Effective Sep 24, 1999 - [AD 99-08-15](https://openairdocs.org/ad/99-08-15) (historical): Pratt & Whitney Division PW4050, PW4052, PW4056 and 20 more. Effective May 13, 1999 All 249: https://openairdocs.org/aircraft/N631FE/ads.md ## Information bulletins (advisory) (10 in force) - [SAIB NM-18-33](https://openairdocs.org/saib/NM-18-33): Engine Fuel and Control. Issued Dec 17, 2018 - [SAIB NM-15-03](https://openairdocs.org/saib/NM-15-03): Flight Controls. Issued Nov 24, 2014 - [SAIB NM-09-03](https://openairdocs.org/saib/NM-09-03): Engine Fuel and Control - Implementing Fuel Tank System Airworthiness Limitations. Issued Dec 11, 2008 - [SAIB NM-07-31](https://openairdocs.org/saib/NM-07-31): Rigid hydraulic case drain lines. Issued Apr 24, 2007 - [SAIB NM-06-57](https://openairdocs.org/saib/NM-06-57): Reports of damage to airplanes and to property on the ground caused by blue or clear ice falling from airplanes.. Issued Jul 27, 2006 - [SAIB 2025-06](https://openairdocs.org/saib/2025-06): High Pressure Turbines. Issued Jul 22, 2025 - [SAIB NE-19-02](https://openairdocs.org/saib/NE-19-02): Turbine Engine Compressor Section -- Low-pressure turbine uncontainment. Issued Feb 19, 2019 - [SAIB NE-16-01R1](https://openairdocs.org/saib/NE-16-01R1): Turbine Section. Issued Jan 14, 2016 - [SAIB NE-15-19](https://openairdocs.org/saib/NE-15-19): Turbine Section. Issued Jul 14, 2015 - [SAIB NE-13-31](https://openairdocs.org/saib/NE-13-31): Turbine Engine Oil System Scavenge Oil Tube Coking and Proper Cleaning at Overhaul. Issued May 9, 2013 - [SAIB NE-16-01](https://openairdocs.org/saib/NE-16-01) (historical): Turbine Section. Issued Oct 5, 2015 ## NTSB investigations None matched to N631FE. ## FAA accident and incident reports None matched to N631FE. ## Service difficulty reports (359, newest 50) As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR FDEA202607170940](https://openairdocs.org/sdr/FDEA202607170940), Jul 17, 2026: SWITCH. FAULTED. R1 DOOR SLIDE PRESSURE SWITCH LIGHT ON, PLUG READING STUCK CLOSED (0.0 OHM), BOTTLE PRESSURE INDICATES NORMAL ON SLIDE ASSY. REMOVED AND REPLACED R1 EVACUATION - [SDR FDEA202607100887](https://openairdocs.org/sdr/FDEA202607100887), Jul 10, 2026: TEST SWITCH. INOPERATIVE. R1 DOOR SLIDE PRESS TO TEST LIGHT IS INOPERATIVE AMM 25-61-04-4. R & R BATTERIES & BOTH LAMPS. NO HELP. R & R REMOTE PRESSURE INDICATOR ASSY IAW AMM 25-61-04-4. - [SDR FDEA202507151201](https://openairdocs.org/sdr/FDEA202507151201), Jul 15, 2025: SKIN. CRACKED. 01 EA FASTENER HOLE #11 FOUND CRACK INDICATION DURING OPEN-HOLE HIGH FREQUENCY EDDY CURRENT INSPECTION AT RIGHT HAND WING LOWER SKIN ACCESS DOOR CUTOUT BETWEEN - [SDR FDEA202507141190](https://openairdocs.org/sdr/FDEA202507141190), Jul 14, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1009 X = -47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1009, X = -47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD - [SDR FDEA202507141189](https://openairdocs.org/sdr/FDEA202507141189), Jul 14, 2025: FLOOR PANEL. DELAMINATED. LEFT ENTRY DOOR FLOOR PANEL #225AF FOUND DELAMINATED AT STATION 450. LEFT ENTRY DOOR, DELAMINATED FLOOR PANEL 225AF AT STATION 450 REMOVED AND REPLACED AS PER A - [SDR FDEA202507141188](https://openairdocs.org/sdr/FDEA202507141188), Jul 14, 2025: FLOOR PANEL. DELAMINATED. RIGHT HAND FLOOR PANEL 272GF AT STATION 1437 MAIN LANGING GEAR VIEW WINDOW ACCESS CUTOUT FOUND DELAMINATED. RIGHT HAND STATION 1437, DELAMINATED FLOOR PANEL 272 - [SDR FDEA202507141187](https://openairdocs.org/sdr/FDEA202507141187), Jul 14, 2025: FLOOR PANEL. DAMAGED. LEFT HAND FLOOR PANEL 271GF AT STATION 1437 MAIN LANGING GEAR VIEW WINDOW ACCESS CUTOUT FOUND DELAMINATED. LEFT HAND STATION 1437, DELAMINATED FLOOR PANEL 271GF - [SDR FDEA202507111174](https://openairdocs.org/sdr/FDEA202507111174), Jul 11, 2025: LONGERON. CHAFED. FORWARD CARGO BAY FUSELAGE AFT LOWER EXTERIOR EXISTING REPAIR AT BS 1002 TO 1013, LONGERON 39R TO 42R FOUND CHAFE ALONG BS 1002 EDGE. CHAFE AT FWD CARGO BAY FUS - [SDR FDEA202507111173](https://openairdocs.org/sdr/FDEA202507111173), Jul 11, 2025: LONGERON. CRACKED. UPON TRIMOFF NOSE LANDING GEAR RIGHT HAND TRUNNION HOLE FOUND LONGERON CRACK 0.5 STATION 585. X = -24.000. CRACKED LONGERON 0.5 AT NOSE LANDING GEAR RIGHT HAND - [SDR FDEA202507091161](https://openairdocs.org/sdr/FDEA202507091161), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1541 X = 47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1541, X = 47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507091160](https://openairdocs.org/sdr/FDEA202507091160), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1293 X = 47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1293, X = 47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507091159](https://openairdocs.org/sdr/FDEA202507091159), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1293 X = 27.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1293 X = 27.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-11 - [SDR FDEA202507091158](https://openairdocs.org/sdr/FDEA202507091158), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1293 X = 8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1293, X = 8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-11 - [SDR FDEA202507091157](https://openairdocs.org/sdr/FDEA202507091157), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1293 X = -8.5. FOUND CROWN WORN. - [SDR FDEA202507091156](https://openairdocs.org/sdr/FDEA202507091156), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 5-20 X = -8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 5-20, X = -8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507091155](https://openairdocs.org/sdr/FDEA202507091155), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1421 X = -8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1421, X = -8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507091154](https://openairdocs.org/sdr/FDEA202507091154), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1421 X = -27.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1421, X = -27.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD - [SDR FDEA202507091153](https://openairdocs.org/sdr/FDEA202507091153), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1541 X = -8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1541, X = -8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507091152](https://openairdocs.org/sdr/FDEA202507091152), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1541 X = -47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1541, X = -47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD - [SDR FDEA202507091151](https://openairdocs.org/sdr/FDEA202507091151), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 5-10 X = 27.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 5-10, X = 27.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507091150](https://openairdocs.org/sdr/FDEA202507091150), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 5-10 X = 47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 5-10, X = 47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507091149](https://openairdocs.org/sdr/FDEA202507091149), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 5-10 X = -47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 5-10, X = -47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD - [SDR FDEA202507091148](https://openairdocs.org/sdr/FDEA202507091148), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1421 X = -47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1421, X = -47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD - [SDR FDEA202507091147](https://openairdocs.org/sdr/FDEA202507091147), Jul 9, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 1285 X = -47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 1285, X = -47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD - [SDR FDEA202507081140](https://openairdocs.org/sdr/FDEA202507081140), Jul 8, 2025: TRUNNION. CRACKED. NOSE LANDING GEAR RIGHT TRUNNION FITTING AREA AT BS 583 FOUND CRACKED. CRACK AT NOSE LANDING GEAR RT TRUNNION FITTING AREA BS 583 REPAIRED IAW EA 1-5310-T038407 - [SDR FDEA202507081139](https://openairdocs.org/sdr/FDEA202507081139), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 879 X = -8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 879, X = -8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-11 - [SDR FDEA202507081138](https://openairdocs.org/sdr/FDEA202507081138), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 840 X = -8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 840, X = -8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-11 - [SDR FDEA202507081137](https://openairdocs.org/sdr/FDEA202507081137), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 810 X = 8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 810, X = 8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-11 SR - [SDR FDEA202507081136](https://openairdocs.org/sdr/FDEA202507081136), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 999 X = 47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 999, X = 47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-11 - [SDR FDEA202507081135](https://openairdocs.org/sdr/FDEA202507081135), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 6-10 X = 27.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 6-10, X = 27.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507081134](https://openairdocs.org/sdr/FDEA202507081134), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 6-10 X = 47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 6-10, X = 47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202507081133](https://openairdocs.org/sdr/FDEA202507081133), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 6-10 X = -47.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 6-10, X = -47.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD - [SDR FDEA202507081132](https://openairdocs.org/sdr/FDEA202507081132), Jul 8, 2025: SEAT TRACK. WORN. CABIN-SEAT TRACK AT STATION 6-10 X = -8.5 FOUND CROWN WORN. CABIN-AT SEAT TRACK STATION 6-10, X = -8.5 WORN CROWN EVALUATED AND FOUND EXCEEDED LIMIT AS PER MD-1 - [SDR FDEA202506150963](https://openairdocs.org/sdr/FDEA202506150963), Jun 15, 2025: WARNING LIGHT. FALSE ACTIVATION. UNSAFE RLG INDICATION AFTER GEAR RETRACTION. CYCLED THE LANDING GEAR PER THE QRH. ALL GEAR RETRACTED NORMALLY. CONTINUED FLIGHT TO DESTINATION. NO ISSUES DURING - [SDR FDEA202404150525](https://openairdocs.org/sdr/FDEA202404150525), Apr 15, 2024: CONTROL VALVE. FAILED. TIRE FAILURE LEVEL 2 MSG SHORTLY AFTER TOUCHDOWN. #3 TIRE AMBER ON CONFIG PAGE. BUFFET AND LOSS OF BRAKING FELT. GROUND REPORTED THAT WE WERE LOSING PARTS AS WE - [SDR FDEA202404050444](https://openairdocs.org/sdr/FDEA202404050444), Apr 5, 2024: HYDRAULIC LINE. LEAKING. AFTER NUMBER 6 BRAKE CHANGE, APPROXIMATELY 2 HOURS INTO FLIGHT, LEVEL 1 HYD 2 OFF DISPLAYED. RAN QRH. ELECTED TO CONTINUE TO DESTINATION. 2.7 HYD FLUID REMAININ - [SDR FDEA202403290405](https://openairdocs.org/sdr/FDEA202403290405), Mar 29, 2024: RCCB. FAILED. IN FLIGHT AT FL 300, RECEIVED BAT BUS OFF LIGHT ON OVERHEAD PANEL. ALSO LOST RADIO HEADS, IRU #1 AND AUX, DU 4 RED X. CLOCK FAILED. DURING T/S FOUND RCCB B1-160 - [SDR FDEA2024022650213](https://openairdocs.org/sdr/FDEA2024022650213), Feb 25, 2024: TIRE. FAILED. ON DEPARTURE PASSING 16,000FT LEVEL ONE TIRE PRESS LO. THE CONFIG PAGE SHOWED THE #7 TIRE WAS LOSING PRESSURE. APPROXIMATELY 2 MINUTES LATER WE GOT A LEVEL 2 TI - [SDR FDEA202309091564](https://openairdocs.org/sdr/FDEA202309091564), Sep 9, 2023: CAP. CORRODED. LEFT WING - TRAILING EDGE REAR SPAR LOWER CAP FOUND CORROSION AT STATION XORS 1047 TO STATION XORS 1079.515. LEFT WING - TRAILING EDGE REAR SPAR LOWER CAP FOUND - [SDR FDEA202309071556](https://openairdocs.org/sdr/FDEA202309071556), Sep 7, 2023: BRACKET. CORRODED. RIGHT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE OUTBOARD ACTUATOR LUG HOLE BORE FOUND CORROSION. RIGHT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE OUTBOARD - [SDR FDEA202309071555](https://openairdocs.org/sdr/FDEA202309071555), Sep 7, 2023: BRACKET. CORRODED. RIGHT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE INBOARD ACTUATOR LUG HOLE BORE FOUND CORROSION. RIGHT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE INBOARD AC - [SDR FDEA202309071554](https://openairdocs.org/sdr/FDEA202309071554), Sep 7, 2023: BRACKET. CORRODED. LEFT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE OUTBOARD ACTUATOR LUG HOLE BORE FOUND CORROSION. LEFT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE OUTBOARD AC - [SDR FDEA202309071553](https://openairdocs.org/sdr/FDEA202309071553), Sep 7, 2023: BRACKET. CORRODED. LEFT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE INBOARD ACTUATOR LUG HOLE BORE FOUND CORROSION. LEFT WING - WING SIDE INBOARD FLAP OUTBOARD HINGE INBOARD ACTU - [SDR FDEA202309061548](https://openairdocs.org/sdr/FDEA202309061548), Sep 6, 2023: SKIN. NONE. EXISTING REPAIR DOUBLER FOUND AT RT WING INBD FLAP CENTER BOX UPPER SURFACE AT STATION XIFH 286.320. EXISTING REPAIR DOUBLER AT RT WING INBD FLAP CENTER BOX UPP - [SDR FDEA202308311530](https://openairdocs.org/sdr/FDEA202308311530), Aug 31, 2023: NONE. NONE. LOWER CENTER CARGO COMPARTMENT STATION 1781, L = 52 FLOOR STRUT FOUND WITH EXISTING REPAIR DOUBLER. LOWER CENTER CARGO COMPARTMENT STATION 1781 L =52 FLOOR STRU - [SDR FDEA202308311529](https://openairdocs.org/sdr/FDEA202308311529), Aug 31, 2023: NONE. NONE. EXISTING REPAIR FOUND ON SEAT TRACK AT MAIN DECK CARGO COMPARTMENT LEFT HAND STATION 1811 - 1887, X = 27.5. EXISTING REPAIR ON SEAT TRACK AT MAIN DECK CARGO COM - [SDR FDEA202308311528](https://openairdocs.org/sdr/FDEA202308311528), Aug 31, 2023: NONE. NONE. EXISTING REPAIR FOUND ON SEAT TRACK AT MAIN DECK CARGO COMPARTMENT RIGHT HAND STATION 1831 - 1887, X= -8.5. EXISTING REPAIR ON SEAT TRACK AT MAIN DECK CARGO COM - [SDR FDEA202308311527](https://openairdocs.org/sdr/FDEA202308311527), Aug 31, 2023: NONE. NONE. EXISTING REPAIR FOUND ON SEAT TRACK AT MAIN DECK CARGO COMPARTMENT RIGHT HAND STATION 1811-1887, X = -27.5. EXISTING REPAIR ON SEAT TRACK AT MAIN DECK CARGO COM - [SDR FDEA202308311526](https://openairdocs.org/sdr/FDEA202308311526), Aug 31, 2023: NONE. NONE. EXISTING REPAIR FOUND ON SEAT TRACK AT MAIN DECK CARGO COMPARTMENT RIGHT HAND STATION 1791-1887, X = - 75.25. EXISTING REPAIR ON SEAT TRACK AT MAIN DECK CARGO C - [SDR FDEA202308311524](https://openairdocs.org/sdr/FDEA202308311524), Aug 31, 2023: NONE. NONE. EXISTING REPAIR FOUND ON SEAT TRACK AT MAIN DECK CARGO COMPARTMENT RIGHT HAND STATION 1731 - 1887, X = -47.5. EXISTING REPAIR ON SEAT TRACK AT MAIN DECK CARGO C All 359: https://openairdocs.org/aircraft/N631FE/reports.md ## STCs that may be installed (OpenAirDocs) (122, first 50) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the airframe (Mcdonnell Douglas MD-11F) - [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems - [STC ST00952LA](https://openairdocs.org/stc/ST00952LA): Installation of Mass Systems fire extinguisher cartridges as replacements for Kidde fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON LLC d/b/a MASS Systems - [STC SA2622NM](https://openairdocs.org/stc/SA2622NM): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101). Precise Flight Inc - [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC - [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF - [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc - [STC SA7065NM](https://openairdocs.org/stc/SA7065NM): Installation of Closet Assembly. Safran Cabin Inc - [STC ST01391LA](https://openairdocs.org/stc/ST01391LA): Installation of a reinforced cockpit door. Safran Cabin Inc - [STC ST02111LA](https://openairdocs.org/stc/ST02111LA): Installation of Coatroom. Safran Cabin Inc - [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc - [STC ST02117CH](https://openairdocs.org/stc/ST02117CH): Installation of Honeywell Enhanced Ground Proximity Warning System and GPS antenna. Amphenol Cable and Interconnect Technologies Inc - [STC ST02184CH](https://openairdocs.org/stc/ST02184CH): Installation of elementary or enhanced surveillance Mode S transponders. Amphenol Cable and Interconnect Technologies Inc - [STC ST02708CH](https://openairdocs.org/stc/ST02708CH): Installation of EZMountTM Arm mechanical mounting assemblies on lower frame of cockpit sliding windows. Amphenol Cable and Interconnect Technologies Inc - [STC ST02865CH](https://openairdocs.org/stc/ST02865CH): Upgrade of the internal core software of the ACARS Communications Management Unit (CMU-900). Amphenol Cable and Interconnect Technologies Inc - [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH - [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC - [STC ST02002WI](https://openairdocs.org/stc/ST02002WI): Replacement of Rockwell Collins LRA-900 Low Range Radio Altimeters with upgraded LRA-900 units for improved RF immunity to 5G cellular data interference. Rockwell Collins, Inc - [STC ST01986CH](https://openairdocs.org/stc/ST01986CH): Installation of a Honeywell RESCU 406AF Emergency Locator Transmitter (ELT) system. Honeywell International Inc - [STC ST03516AT](https://openairdocs.org/stc/ST03516AT): Installation of dual Artex Model C406-N Emergency Locator Transmitters (ELT). Woven Electronics, LLC - [STC ST04538AT](https://openairdocs.org/stc/ST04538AT): Installation of the Cobham Aviator 200S INMARSAT SATCOM Communication System and external HELGA Low Gain Antenna. Avionics Support Group Inc - [STC ST01719SE](https://openairdocs.org/stc/ST01719SE): Lavatory installation on MD-11F Series airplanes. Commercial Aircraft Interiors Inc - [STC ST01813SE](https://openairdocs.org/stc/ST01813SE): Lavatory installation on Model MD-11F Series airplanes. Commercial Aircraft Interiors - [STC ST00536SE](https://openairdocs.org/stc/ST00536SE): Installation of the Honeywell MK VII Enhanced Ground Proximity Warning System (EGPWS). Honeywell International Inc - [STC SA5672SW-D](https://openairdocs.org/stc/SA5672SW-D): Modification of air to air heat exchanger (P/N 187900-9). Honeywell International Inc - [STC SA8757SW](https://openairdocs.org/stc/SA8757SW): Replace core assembly of Janitrol Constant Speed Drive (CSD) Oil Cooler, part number B63D89. Honeywell International Inc - [STC ST04517AT](https://openairdocs.org/stc/ST04517AT): Installation of hardware to existing side conveyor assemblies. United Parcel Service Company - [STC ST03879AT](https://openairdocs.org/stc/ST03879AT): Installation of Talon Aerospace Cargo Lights. Aaxico Technical Services Inc - [STC ST03574AT](https://openairdocs.org/stc/ST03574AT): Installation of a Talon Aerospace Anti-Collision Light. Aaxico Technical Services Inc - [STC ST04002AT](https://openairdocs.org/stc/ST04002AT): Installation of a Talon LED Replacement Wing and Tail Mounted Anti-Collision Lights. Aaxico Technical Services Inc - [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc - [STC ST04092NY](https://openairdocs.org/stc/ST04092NY): Installation of Wireless PCMCIA for DFDAU. Delta Engineering Corporation - [STC ST02532LA](https://openairdocs.org/stc/ST02532LA): Modify the wing fuel tanks access cover installation by replacing the existing rubstrip and seal with a new encapsulated wire mesh gasket and a new seal. Aviation Devices & Electronic Components LLC - [STC ST04546NY](https://openairdocs.org/stc/ST04546NY): Installation of Sleeper Seat at Courier Module. Lufthansa Technik AG - [STC ST04547NY](https://openairdocs.org/stc/ST04547NY): Installation of a Secondary Flight Display System (SFDS). Lufthansa Technik AG - [STC ST04542NY](https://openairdocs.org/stc/ST04542NY): Installation of TCAS Change 7.1. Lufthansa Technik AG - [STC ST04543NY](https://openairdocs.org/stc/ST04543NY): Installation of a Global Navigation Satellite Sensor Unit (GNSSU) Replacement. Lufthansa Technik AG - [STC ST04544NY](https://openairdocs.org/stc/ST04544NY): Activation of ADS-B and ELS/EHS Upgrade. Lufthansa Technik AG - [STC ST01943WI](https://openairdocs.org/stc/ST01943WI): Modification of Rockwell Collins, Inc. Multi-Mode Receiver (MMR) Global Landing System (GLU-2100). Rockwell Collins Inc - [STC ST02669LA](https://openairdocs.org/stc/ST02669LA): Installation of Honeywell MKV EGPWS with Landing Performance Enhancement (LPE) functionality. Honeywell International Inc - [STC ST01276WI-D](https://openairdocs.org/stc/ST01276WI-D): Collins CMU-900 ACARS CORE Software Upgrade. Rockwell Collins Inc - [STC ST02572SE](https://openairdocs.org/stc/ST02572SE): Operated in accordance with the Supplement to United Parcel Service (UPS) Airlines Weight and Balance Manual TTF-16T004-20-1 Revision A, dated October 31, 2017 as listed on the AML. United Parcel Service Company - [STC SA5546NM](https://openairdocs.org/stc/SA5546NM): Installation of a cabin cargo handling system. Ancra International LLC - [STC ST00152LA](https://openairdocs.org/stc/ST00152LA): Installation of Ancra International Cargo Handling System. Ancra International LLC - [STC ST01120LA](https://openairdocs.org/stc/ST01120LA): Installation of insulation blankets. Triumph Insulation Systems LLC - [STC ST04340NY](https://openairdocs.org/stc/ST04340NY): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0. Scandinavian Avionics Design ApS - [STC ST00353LA-1](https://openairdocs.org/stc/ST00353LA-1): Installation of Aircraft Communications, Addressing and Reporting System (ACARS). Teledyne Controls - [STC ST00399DE](https://openairdocs.org/stc/ST00399DE): Installation of nose radome shell assembly. The NORDAM Group LLC - [STC ST02639LA](https://openairdocs.org/stc/ST02639LA): Replace the existing Mode S Transponder system. Aviation Communication and Surveillance Systems (ACSS) LLC - [STC ST01895WI](https://openairdocs.org/stc/ST01895WI): Modification of an existing Rockwell Collins Global Landing Unit (GLU) Multi-Mode Receiver (MMR), Sensor Systems Inc. GPS Antenna and ACSS Transponder Installation. Rockwell International Collins Commercial Avionics - [STC ST02636LA](https://openairdocs.org/stc/ST02636LA): Modification to upgrade the existing XS-950 Mode S Transponder system to add ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC All 122: https://openairdocs.org/aircraft/N631FE/stcs.md ## Related - Other Mcdonnell Douglas MD-11F aircraft: https://openairdocs.org/model/mcdonnell-douglas-md-11f/aircraft.md - The Pratt & Whitney PW4462 engine: https://openairdocs.org/engine/pratt-whitney-pw4462.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.