N2251U2020 Boeing 777-300ER
Registration validUnclaimedSource: FAA, updated Oct 20, 2026
Safety record in brief:No NTSB accidents or incidents since 1982158 ADs may apply17 service difficulty reports
Registration
FAA Aircraft Registry · Oct 20, 2026- Registered owner
- United Airlines INC
- Owner type
- Corporation
- City, state
- Chicago, IL
- Certificate issued
- Jan 29, 2020
- Expires
- Jan 31, 2030
- Airworthiness
- Standard · Transport
- Airworthiness date
- Jan 28, 2020
We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine
FAA Registry + type dataAirframe
- Manufacturer
- Boeing
- Model
- 777-300ER
- Year
- 2020
- Serial number
- 66591
- Aircraft type
- Fixed wing multi engine
- Category
- Land
- Certification
- Type Certificated
- Seats
- 552
- Engines
- 2
- Max takeoff weight
- 20,000 and over lb
- Mode S code
- A1F622
Engine
- Make and model
- Ge Ge90-115b
- Type
- Turbo-fan
- Power
- 115,540 lb thrust
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 2020 – nowUnited Airlines INCChicago, IL · current
- 1982 – 1989Individual ownerBuchanan, VA · different airframe: Brantly B-2b S/N 410
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026NTSB events (0)
No NTSB accidents or incidents found for this airframe since 1982.
Accident history for this modelADs published since 1998 that may apply (158)
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2026-19-04 | Hydraulic Power | Nov 2, 2026 | Airframe (777-300ER) |
| 2026-15-02 | Fuel | Sep 1, 2026 | Airframe (777-300ER) |
| 2026-13-10 | Navigation | Jul 1, 2026 | Airframe (777-300ER) |
| 2026-05-15 | Lights | Apr 20, 2026 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Requirements Bulletin 777-33-0069 RB, dated October 15, 2024 |
| 2025-21-02 | Flight controls | Jan 2, 2026 | Airframe (777-300ER) |
Show all 158 ADsShow fewer ADs
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2025-15-09 | Equipment/ furnishings | Aug 21, 2025 | Airframe (777-300ER) |
| 2025-05-10 | Flight Controls; 28, Fuel; 32, Landing Gear; 52, Doors; 53, Fuselage; 54, Nacelles/Pylons; 55, Stabilizers; 57, Wings | May 13, 2025 | Airframe (777-300ER)Only with: Applies only to airplanes with an original airworthiness certificate or original export certificate of airworthiness issued before September 5, 2024. |
| 2025-06-12 | Auto flight | May 2, 2025 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-22A0046 RB, dated October 25, 2022 |
| 2025-06-02 | Wings | Apr 23, 2025 | Airframe (777-300ER) |
| 2025-02-07 | Navigation | Mar 17, 2025 | Airframe (777-300ER)Only with: Collins GLU-2100 MMR P/N 822-2532-100 with software version earlier than COL4C-0087-0003 installed; MD-11/MD-11F modified by STC ST01895WI, 717-200 by STC ST04416AT, 747-400/-400F by STC ST01892WI, 757 by STC ST04436AT, 767 by STC ST04436AT or ST01883WI. |
| 2024-16-09 | Fuselage | Nov 12, 2024 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-53A0100 RB, dated March 16, 2023 |
| 2024-15-07 | Fuel | Oct 15, 2024 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-47A0007 RB, dated November 21, 2023 |
| 2024-04-09 | Instruments | Apr 23, 2024 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-31A0342 RB, dated July 19, 2021 |
| 2024-01-07 | Flight controls | Mar 7, 2024 | Airframe (777-300ER) |
| 2023-21-09 | Flight controls | Dec 18, 2023 | Airframe (777-300ER) |
| 2023-12-05 | Navigation | Jun 21, 2023 | Airframe (777-300ER) |
| 2023-08-05 | Fuselage | Jun 30, 2023 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-53A0098 RB, dated April 5, 2022 |
| 2023-03-04 | Wings | Apr 4, 2023 | Airframe (777-300ER) |
| 2022-23-11 | Fuel | Jan 4, 2023 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-28A0090 RB, dated March 30, 2021. Only with: Group 1 and Group 2 airplanes as identified in Boeing Alert Requirements Bulletin 777-28A0090 RB. |
| 2022-14-05 | Flight Controls | Oct 12, 2022 | Airframe (777-300ER)Only with: Model 777F airplanes only with an original airworthiness certificate or original export certificate of airworthiness issued on or before the effective date of this AD; all 777-200, -200LR, -300, -300ER airplanes apply. |
| 2022-18-11 | Wings | Oct 31, 2022 | Airframe (777-300ER) |
| 2022-11-05 | Wings | Jul 20, 2022 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-57A0123 RB, dated July 8, 2021 |
| 2022-06-07 | Fuselage | May 31, 2022 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-53A0075, Revision 2, dated February 22, 2021 |
| 2022-06-10 | Powerplant | Apr 15, 2022 | Airframe (777-300ER)Only with: 777-200 equipped with Pratt & Whitney PW4074, PW4074D, PW4077, PW4077D, PW4084D, PW4090, or PW4090-3 engines; 777-300 equipped with Pratt & Whitney PW4090 or PW4098 engines. |
| 2022-06-11 | Nacelles/ pylons | Apr 15, 2022 | Airframe (777-300ER)Only with: 777-200 equipped with Pratt & Whitney PW4074, PW4074D, PW4077, PW4077D, PW4084D, PW4090, or PW4090-3 engines; 777-300 equipped with Pratt & Whitney PW4090 or PW4098 engines. |
| 2021-24-12 | Fuel; 47, Inert Gas System | Feb 1, 2022 | Airframe (777-300ER)Certain serial numbers: 1–1609. Only with: Applies to airplanes having line numbers (L/Ns) 1 through 1609 inclusive. |
| 2021-19-15 | Equipment/ furnishings | Jan 19, 2022 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-25-0649, Revision 2, dated October 8, 2020 |
| 2021-18-09 | Fuselage | Oct 22, 2021 | Airframe (777-300ER) |
| 2021-13-02 | Equipment/ Furnishings | Aug 19, 2021 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Requirements Bulletin 777-25-0753 RB, dated July 31, 2020 |
| 2021-13-10 | Wings | Aug 19, 2021 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-57A0118 RB, dated June 23, 2020 |
| 2020-22-10 | Equipment/ furnishings | Jan 14, 2021 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-25-0621, Revision 2, dated February 28, 2020 |
| 2020-11-11 | Fuel | Jun 18, 2020 | Airframe (777-300ER)Only with: Equipped with a Center Wing Tank (CWT) having a capacity of 26,100 U.S. gallons or greater. |
| 2020-04-19 | Auto flight | Apr 21, 2020 | Airframe (777-300ER) |
| 2019-25-12 | Oxygen | Jan 21, 2020 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-35-0041, Revision 1, dated August 14, 2019 |
| 2019-25-14 | Fuselage | Feb 10, 2020 | Airframe (777-300ER)Serial numbers per Boeing Alert Requirements Bulletin 777-53A0091 RB, dated April 8, 2019 |
| 2019-16-13 | Fuel | Nov 14, 2019 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-28-0082, Revision 2, dated May 31, 2019 |
| 2019-11-02 | Fuselage | Jul 5, 2019 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-53A0081, Revision 2, dated March 29, 2019 |
| 2018-25-11 | Engine exhaust | Jan 18, 2019 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce RB211-Trent 800 engines with Boeing ASB 777-78A0094 incorporated, and on any engine TPS non-re-contoured insulation blankets P/N 315W5115-2, -6, or -20 installed on T/R inner wall and/or Rolls-Royce SB RR.211-71-H824 not incorporated. |
| 2018-12-04 | Equipment/ furnishings | Jun 25, 2018 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-25-0617, dated June 6, 2014 |
| 2018-02-20 | Fuselage | Mar 16, 2018 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-53A0083, dated April 20, 2017 |
| 2017-13-14 | Equipment/ furnishings | Aug 9, 2017 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-25A0677, dated April 25, 2016 |
| 2017-11-14 | Wings | Jul 11, 2017 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-57A0050 Rev 4; Boeing Alert Service Bulletins 777-57A0051, 777-57A0057 Rev 1, 777-57A0059 |
| 2017-05-07 | Engine Exhaust | Apr 7, 2017 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce Model Trent 800 engines. |
| 2016-23-02 | Nacelles/ pylons | Dec 30, 2016 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-54-0038, dated March 6, 2015. Only with: Excludes line number 940. |
| 2016-21-05 | Fuel Boost Pump | Dec 19, 2016 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-28-0061, Revision 2, dated May 4, 2015 |
| 2016-11-16 | Engine exhaust | Jul 22, 2016 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce Model RB211-Trent 800 engines. |
| 2016-11-07 | Powerplant | Jul 12, 2016 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-71-0055, Revision 1, dated April 15, 2015. Only with: Equipped with Pratt and Whitney engines. |
| 2016-10-02 | Nacelles/ Pylons | Jun 15, 2016 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-54A0031, Revision 1, dated May 9, 2014. Only with: Equipped with Rolls-Royce Trent 800 series engines. |
| 2016-08-03 | Wings | May 18, 2016 | Airframe (777-300ER) |
| 2016-04-20 | Fuel | Apr 5, 2016 | Airframe (777-300ER) |
| 2015-25-08 | Fuselage | Jan 28, 2016 | Airframe (777-300ER) |
| 2015-19-16 | Engine Exhaust | Nov 6, 2015 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce Trent 800 series engines. |
| 2015-19-01 | Fuel | Oct 21, 2015 | Airframe (777-300ER)Certain serial numbers: 1–1164. Only with: Line numbers 1 through 1164 inclusive. |
| 2015-17-13 | Nacelles/ pylons | Oct 7, 2015 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-54-0027, Revision 1, dated September 12, 2013. Only with: Equipped with Pratt & Whitney engines. |
| 2015-15-15 | Wings | Sep 8, 2015 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-57A0097, Revision 1, dated May 4, 2015 |
| 2015-12-11 | Doors | Jul 23, 2015 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 767-52A0100, Revision 3; Boeing Service Bulletin 777-52-0053, Revision 2 |
| 2015-07-07 | Fuel | May 19, 2015 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-28-0083, Revision 1, dated March 6, 2015 |
| 2015-01-01 | Nacelles/ Pylons | Feb 26, 2015 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-54A0024, Revision 2, dated January 23, 2014. Only with: Equipped with Pratt and Whitney engines. |
| 2014-25-05 | Doors | Jan 16, 2015 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-52A0050, Revision 1, dated August 7, 2014 |
| 2014-23-04 | Flight Controls | Dec 26, 2014 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-27-0115, dated May 22, 2013 |
| 2014-20-10 | Nacelles/ pylons | Oct 22, 2014 | Airframe (777-300ER)Only with: Equipped with Pratt & Whitney PW4000 series engines. |
| 2014-20-06 | Instruments | Nov 5, 2014 | Airframe (777-300ER) |
| 2014-15-21 | Engine exhaust | Sep 19, 2014 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce engines. |
| 2014-11-03 | Flight Controls | Aug 19, 2014 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-27A0078, Revision 1, dated April 1, 2013 |
| 2014-11-01 | Electrical Power | Jul 8, 2014 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-24-0075, Revision 4, dated January 8, 2014 |
| 2014-09-09 | Aircraft Fuel System | Jul 1, 2014 | Airframe (777-300ER) |
| 2014-05-09 | Landing Gear | Apr 14, 2014 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-32-0083, Revision 2, dated May 2, 2013 |
| 2014-05-05 | Navigation | Mar 20, 2014 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-34A0192, dated December 14, 2012 |
| 2013-11-04 | Equipment/furnishings | Jul 9, 2013 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletins 747-25-3381 Rev 1, 767-25-0381 Rev 1, and 777-25-0362 |
| 2013-08-02 | Stabilizers | May 24, 2013 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-55A0016, Revision 1, dated August 25, 2011 |
| 2013-08-09 | Oxygen | May 23, 2013 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-35-0024, dated September 1, 2011 |
| 2013-07-11 | Fuselage | May 20, 2013 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-53A0054, Revision 1, dated November 4, 2010 |
| 2013-05-10 | Equipment/Furnishings | May 3, 2013 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-25-0507, dated June 30, 2011 |
| 2013-05-03 | Fuel | Apr 25, 2013 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-28A0034, Revision 2, dated September 20, 2010 |
| 2013-05-05 | Electrical power | Apr 25, 2013 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-24-0106, dated July 20, 2007; and Boeing Special Attention Service Bulletin 777-24-0112, Revision 2, dated December 14, 2011 |
| 2012-23-06 | The Boeing Company Airplanes | Dec 31, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-24A0119, dated November 11, 2011 |
| 2012-21-10 | Flight controls | Nov 14, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-27A0109, dated December 1, 2011 |
| 2012-19-10 | Landing Gear | Nov 7, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-32A0082, dated December 9, 2010 |
| 2012-16-04 | Exhaust | Oct 3, 2012 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-75A0002, Revision 1, dated October 26, 2011. Only with: Equipped with Rolls-Royce RB211 Trent 800 engines, as identified in Boeing Service Bulletin 777-75A0002, Revision 1. |
| 2012-14-03 | Fuselage | Aug 27, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-53A0043, dated November 9, 2011 |
| 2012-13-05 | Oxygen | Aug 16, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-35A0027, Revision 1, dated April 19, 2012 |
| 2012-12-19 | Equipment/Furnishings | Jul 30, 2012 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-25-0482, Revision 1, dated February 21, 2012 |
| 2012-11-03 | Wings | Jul 9, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-57A0090, dated August 24, 2011 |
| 2012-10-10 | Stabilizers | Jun 29, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-55A0018, Revision 1, dated March 6, 2012 |
| 2012-09-14 | Doors | Jun 21, 2012 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-52A0038, Revision 1, dated June 24, 2010 |
| 2012-08-09 | Wings | May 29, 2012 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-57A0087, Revision 1, dated August 24, 2011 |
| 2012-08-13 | Stabilizers | May 29, 2012 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-55A0014, Revision 1, dated April 1, 2010 |
| 2011-21-03 | The Boeing Company Model 777-200, -200LR, -300, and -300ER Series Airplanes | Nov 16, 2011 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-24-0102, Revision 1, dated June 17, 2010; Boeing Special Attention Service Bulletin 777-29-0032, dated August 9, 2007 |
| 2011-09-15 | The Boeing Company Model 777-200, -200LR, -300, and -300ER Series Airplanes | Jun 6, 2011 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-28A0038, Revision 1, and Boeing Service Bulletin 777-28A0037, Revision 2, both dated September 20, 2010 |
| 2011-09-05 | The Boeing Company Model 777-200, -300, and -300ER Series Airplanes | May 26, 2011 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-28A0047, Revision 5, dated September 20, 2010 |
| 2011-05-12 | The Boeing Company Model 777-200, -200LR, -300, and -300ER Series Airplanes | Apr 14, 2011 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-55A0017, dated May 20, 2010 |
| 2010-23-15 | The Boeing Company Model 777-200, -200LR, -300, and -300ER Series Airplanes | Dec 22, 2010 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-57-0063, Revision 1, dated May 14, 2009 |
| 2010-16-12 | The Boeing Company Model 777-200LR and -300ER Series Airplanes Equipped with GE90-100… | Aug 30, 2010 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-78A0070, dated November 20, 2008. Only with: Equipped with GE90-100 series engines. |
| 2010-14-13 | The Boeing Company Model 777 Airplanes | Aug 17, 2010 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-57A0064, Revision 1, dated May 6, 2010 |
| 2010-13-03 | The Boeing Company Model 777-200LR and -300ER Series Airplanes | Jul 28, 2010 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-57A0069, dated November 5, 2009 |
| 2010-06-09 | The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F Series Airplanes | Apr 1, 2010 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-22A0024, dated January 22, 2010 |
| 2009-05-11 | Boeing Model 777-200 and -300 Series Airplanes Equipped With Rolls-Royce Model… | Mar 20, 2009 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce Model RB211-TRENT 800 series engines. |
| 2009-02-05 | Boeing Model 777 Airplanes | Apr 2, 2009 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletins 777-31A0119 and 777-31A0120, both Revision 2, dated June 12, 2008 |
| 2006-20-51 R1 | Boeing Model 777-200LR Series Airplanes Powered by General Electric (GE) Model GE90-110B… | Jan 6, 2009 | Airframe (777-300ER)Only with: 777-200LR powered by GE90-110B engines and 777-300ER powered by GE90-115B engines, equipped with FADEC software version A.0.4.5. |
| 2008-14-11 | Boeing Model 777-200, -200LR, -300, and -300ER Series Airplanes Approved for… | Jul 23, 2008 | Airframe (777-300ER)Only with: Approved for extended-range twin-engine operational performance standards (ETOPS). |
| 2008-12-05 | Boeing Model 777 Airplanes | Jul 16, 2008 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-35-0019, dated March 9, 2006 |
| 2008-11-13 | Boeing Model 777-200, -200LR, -300, and -300ER Series Airplanes | Jul 3, 2008 | Airframe (777-300ER)Only with: Original standard airworthiness certificate or original export certificate of airworthiness issued before December 5, 2007. |
| 2008-09-11 | Boeing Model 777-200, -300, and -300ER Series Airplanes | Jun 6, 2008 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-30-0014, dated July 24, 2006 |
| 2008-02-05 | Boeing Model 777-200 and -300 Series Airplanes Equipped With Rolls-Royce RB211-TRENT 800… | Feb 27, 2008 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce RB211 TRENT 800 engines. |
| 2007-23-11 | Boeing Model 777 Airplanes | Dec 20, 2007 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-27A0066, Revision 1, dated May 18, 2006 |
| 2007-09-04 | Boeing Model 777-200, 777-300, and 777-300ER Series Airplanes | Jun 4, 2007 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-57-0054, dated February 23, 2006 |
| 2007-07-05 R1 | Boeing Model 777 Airplanes | Apr 18, 2007 | Airframe (777-300ER) |
| 2007-02-23 | Boeing Model 777-200, -300, and -300ER Series Airplanes | Mar 2, 2007 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-27A0073, dated March 30, 2006 |
| 2006-25-05 | Boeing Model 777 Airplanes | Jan 11, 2007 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-53A0044, Revision 1, dated June 22, 2006 |
| 2006-21-05 | Boeing Model 747-400, 777-200, and 777-300 Series Airplanes | Nov 22, 2006 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 747-21A2414, Revision 3, and Boeing Service Bulletin 777-21A0048, Revision 3, dated May 12, 2006 |
| 2006-17-11 | Boeing Model 767-400ER Series Airplanes and Model 777-200 and -300 Series Airplanes | Sep 27, 2006 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 767-26-0125, dated January 22, 2004; Boeing Service Bulletin 777-26-0034, Revision 1, dated July 1, 2004 |
| 2006-12-26 | Boeing Model 777-200, -300, and -300ER Series Airplanes | Jul 21, 2006 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-28-0044, Revision 1, dated December 20, 2005 |
| 2006-12-06 | Boeing Model 737-300, -400, -500, -700, and -800 Series Airplanes; Model 747-400 and… | Jul 12, 2006 | Airframe (777-300ER)Only with: Equipped with certain Driessen Aircraft Interior Systems or Showa Aircraft Industries galleys, or Driessen closets. |
| 2006-11-13 | Boeing Model 777-200 and -300 Series Airplanes | Jun 30, 2006 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-52-0033, Revision 1, dated June 12, 2003 |
| 2005-25-24 | Boeing Model 777-200 and -300 Series Airplanes | Jan 20, 2006 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-27A0056, Revision 1, dated July 8, 2004 |
| 2005-18-10 | Boeing Model 777-200 and -300 Series Airplanes | Oct 19, 2005 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-53-0042, dated April 15, 2004 |
| 2005-18-51 | Boeing Model 777 Airplanes | Sep 14, 2005 | Airframe (777-300ER) |
| 2005-17-02 | Boeing Model 777-200 and -300 Series Airplanes | Sep 26, 2005 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-28-0033, dated August 14, 2003 |
| 2005-14-04 | Boeing Model 777-200 and -300 Series Airplanes | Aug 15, 2005 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-33-0025, dated September 1, 2004 |
| 2005-14-05 | Boeing Model 777-200 and -300 Series Airplanes | Aug 10, 2005 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletin 777-57-0046, dated September 25, 2003 |
| 2005-13-34 | Boeing Model 777-200 and -300 Series Airplanes | Aug 2, 2005 | Airframe (777-300ER)Certain serial numbers: 001–264. Only with: Line numbers 001 through 264 inclusive. |
| 2005-13-28 | Boeing Model 777-200 and -300 Series Airplanes | Aug 1, 2005 | Airframe (777-300ER)Certain serial numbers: 002–283. Only with: Limited to line numbers 002 through 283 inclusive. |
| 2005-13-29 | Boeing Model 777-200 and -300 Series Airplanes | Aug 1, 2005 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-27A0060, dated September 18, 2003 |
| 2005-13-20 | Boeing Model 747-400, -400D, -400F; 767-200, -300, -300F; and 777-200 and -300 Series… | Jul 29, 2005 | Airframe (777-300ER)Certain serial numbers: 747-400 1–1276; 747-400D 1–1276; 747-400F 1–1276; 767-200 1–850; 767-300 1–850; 767-300F 1–850; …. Only with: Limits are line numbers, not serial numbers. |
| 2005-12-10 | Boeing Model 747-200F and -400 Series Airplanes; Model 767-400ER Series Airplanes; and… | Jul 20, 2005 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletins 747-25-3313 Revision 1, 767-25-0335, and 777-25-0210 |
| 2005-10-17 | Boeing Model 777-200 and -300 Series Airplanes | Jun 23, 2005 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-57A0040, Revision 2, dated February 24, 2005 |
| 2005-07-24 | Boeing Model 777-200 and -300 Series Airplanes Equipped With Rolls Royce Model RB211… | Apr 26, 2005 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-78A0059, dated February 24, 2005. Only with: Equipped with Rolls Royce Model RB211 TRENT 800 engines. |
| 2005-07-16 | Boeing Model 767-400ER, 777-200, and 777-300 Series Airplanes | May 12, 2005 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-25-0217, dated July 17, 2003. Only with: 767-400ER limited to variable numbers VQ071 through VQ076; 777 airplanes as identified in the service bulletin. |
| 2005-07-02 | Boeing Model 777-200 and -300 Series Airplanes | May 4, 2005 | Airframe (777-300ER) |
| 2004-18-09 | Boeing Model 777 Series Airplanes | Oct 19, 2004 | Airframe (777-300ER)Certain serial numbers: 001–400. Only with: Limited to line numbers 001 through 400 inclusive. |
| 2004-17-05 | Boeing Model 777 Series Airplanes | Oct 7, 2004 | Airframe (777-300ER)Certain serial numbers: 002–290. Only with: Limited by line numbers 002 through 290 inclusive. |
| 2004-05-26 | Boeing Model 777 Series Airplanes | Apr 19, 2004 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-25-0191, dated September 13, 2001 |
| 2003-25-02 | Boeing Model 777-200 and 777-300 Series Airplanes | Jan 22, 2004 | Airframe (777-300ER)Certain serial numbers: 2–297; 299; 300. Only with: Limits are line numbers rather than serial numbers. |
| 2003-19-02 | Boeing Model 777 Series Airplanes | Oct 8, 2003 | Airframe (777-300ER)Certain serial numbers: 1–412. Only with: Limited by line numbers 1 through 412 inclusive. |
| 2003-12-01 | Boeing Model 777 Series Airplanes | Jul 17, 2003 | Airframe (777-300ER) |
| 2003-03-03 | Boeing Model 777 Series Airplanes Equipped With Rolls-Royce Model Trent 800 Series Engines | Feb 12, 2003 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce Model Trent 800 series engines. |
| 2002-16-15 | Boeing Model 777 Series Airplanes | Sep 26, 2002 | Airframe (777-300ER)Certain serial numbers: 777 1–266. Only with: Limited to line numbers 1 through 266 inclusive. |
| 2002-16-11 | Boeing Model 777 Series Airplanes | Sep 20, 2002 | Airframe (777-300ER)Certain serial numbers: 777 1–263. Only with: Applies by line numbers 1 through 263 inclusive. |
| 2002-11-06 | Boeing Model 777 Series Airplanes | Jul 10, 2002 | Airframe (777-300ER)Certain serial numbers: 777 1–369. Only with: Applies to line numbers 1 through 369 inclusive. |
| 2002-08-06 | Boeing Model 777-200 and -300 Series Airplanes | May 3, 2002 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-55A0013, Revision 1, dated January 31, 2002 |
| 2002-06-15 | Boeing Model 777-200 and -300 Series Airplanes | Apr 17, 2002 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-35A0010, dated October 4, 2001 |
| 2001-22-13 | Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes; and Model 747, 757… | Dec 6, 2001 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 737-27A1214 Rev 1; Alert Service Bulletins 747-27A2373, 757-27A0129, 767-27A0159, 777-27A0030 |
| 2001-11-11 | Boeing Model 737, 747, and 777 Series Airplanes | Jul 16, 2001 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletins 737-25-1371 Rev 2, 737-25-1407, 747-25-3196 Rev 1, 777-25-0111 Rev 1 |
| 2001-10-14 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Jun 8, 2001 | Airframe (777-300ER)Serial numbers per Boeing Special Attention Service Bulletins 737-35-1076, 737-35-1077, 747-35-2111, 757-35-0021, 757-35-0022, 767-35-0043, 767-35-0044, 777-35-0008, all dated March 1, 2001. Only with: Equipped with chemical oxygen generators. |
| 2001-03-09 | Boeing Model 777 Series Airplanes | Mar 23, 2001 | Airframe (777-300ER)Certain serial numbers: 777 1–155. Only with: Limited by line numbers 1 through 155 inclusive. |
| 2000-23-28 | Boeing Model 777 Series Airplanes | Jan 2, 2001 | Airframe (777-300ER) |
| 2000-15-16 | Boeing Model 737, 757, 767, and 777 Series Airplanes | Sep 12, 2000 | Airframe (777-300ER)Certain serial numbers: 737 1–2984; 757 1–798; 767 1–682; 777 1–083. Only with: Ranges are line numbers; equipped with Puritan-Bennett passenger and flight attendant oxygen masks as listed in Boeing Service Bulletins 737-35-1049, 757-35-0014, 767-35-0033, or 777-35-0005. |
| 2000-14-05 | Boeing Model 777 Series Airplanes | Jul 28, 2000 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-28A0019, dated April 27, 2000 |
| 2000-13-04 | Boeing Model 777-200 and -300 Series Airplanes | Jul 13, 2000 | Airframe (777-300ER)Only with: Equipped with Rolls-Royce Trent 800, General Electric GE90, or Pratt & Whitney PW4000 series turbofan engines. |
| 2000-07-08 | Boeing Model 777 Series Airplanes | May 16, 2000 | Airframe (777-300ER)Certain serial numbers: 777 2–103; 777 105–119; 777 121–161; 777 163–177; 777 179–186. Only with: Applicability limited by line numbers, not serial numbers. |
| 2000-01-14 | Boeing Model 777 Series Airplanes | Feb 18, 2000 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-57A0029, Revision 1, dated August 12, 1999 |
| 99-17-02 | Boeing Model 777 Series Airplanes | Sep 17, 1999 | Airframe (777-300ER)Serial numbers per Boeing Service Bulletin 777-53A0018, Revision 1, dated February 11, 1999 (Groups 1 and 2) |
| 99-15-10 | Boeing Model 777 Series Airplanes | Aug 5, 1999 | Airframe (777-300ER)Only with: Equipped with an engine-driven pump supply shutoff valve having Boeing part number S271W741-21. |
| 99-13-05 | Boeing Model 777 Series Airplanes | Jul 8, 1999 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletin 777-57A0008, dated March 25, 1999 |
| 99-10-14 | Boeing Model 747-400, 757, 767, and 777 Series Airplanes Equipped With AlliedSignal… | Jun 17, 1999 | Airframe (777-300ER)Only with: Equipped with AlliedSignal RIA-35B Instrument Landing System (ILS) receivers, P/N 066-50006-0101. |
| 98-13-12 R1 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Dec 28, 1998 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368 Revision 2, 757-27A0128, 767-27A0156, 777-27A0029 Revision 1 |
| 98-13-12 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Jul 6, 1998 | Airframe (777-300ER)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368, 757-27A0128, 767-27A0156, and 777-27A0029, dated March 26, 1998 |
| 97-10-02 | Boeing Model 777 Series Airplanes | May 21, 1997 | Airframe (777-300ER) |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (17)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
- Air conditioning and pressurization · duct · damagedSep 8, 2026
ROW 20ABC WAS PRODUCING VERY HOT AIR FROM LOWER SIDEWALL PANEL. HAD TO MOVE PASSENGERS FROM THE AREA DUE TO HEAT. PILOTS AND F/A'S BOTH REPORTED NO ODOR OR FUMES. ABLE TO DUPLICATE ON GROUND. TURNING OFF LT PACK STOPPED LOUD NOISE AND UNBEARABLE HEAT. FOUND TRIM AIR DUCT AT MIX MANIFOLD DAMAGED…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Lights · switch · malfunctionedMay 8, 2026
EMERGENCY LIGHTS CAME ON IN CRUISE. MOVED SWITCH TO OFF AND THEY STAYED ON. MOVED SWITCH TO ON AND THEN BACK TO ARMED AND LIGHTS WENT OUT. PERFORMED FIM PROCEDURE PER B773 FIM 33-51 TASK 802. NO ACTIVE CORRELATED MAINTENANCE MESSAGE. PERFORMED OPS TEST OF THE EMERGENCY LIGHTS WITH THE CONTROL…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Structures (general) · pin · installedOct 7, 2025
REF ETASK CARD 23-5212-1-2001. INSTALLED 2 EA. L2 PED SLIDE SAFETY PINS. RMV'D & STOWED 2 EA. SAFTEY PINS FOR PED L2 REF ETASK CARD 23-5212-1-2001. INSPECTED VERIFIED SLIDE PIN STOWED AND OPCH OK.
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reportsShow fewer reports
- Fire protection · warning message · false activationSep 8, 2025
CABIN CONTROL PANELS 1L 2L 3L SHOW SMOKE DET MESSAGE NO SMOKE PRESENT IAW FIM 26-14 TASK 811. RESET CSCP MESSAGE CLEARED. NO EVIDENCE OF SMOKE OR ODOR THROUGHOUT CABIN, NO SMOKE RELATED MESSAGES FOUND IN HISTORY.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Equipment and furnishings · battery pack · expiredMay 6, 2025
EMER FLASH LT 15 EA SERVICE LIFE DATE LESS THAN 135 DAYS THE FLASH LT BATTERY AT FLIGHT DECK CA SIDE, DR 1L AFT, DR 1R, DR 2R FWD&AFT, DR 2L FWD&AFT, DR 3R, DR 4L, DR 4R, DR 5L, DR 5R*2, OFCR, OFAR SERVICE LIFE LESS THAN 135 DAYS, RPL BATTERY AND OPT CHK NML. EMERGENCY FLASHLIGHT CHECKED OK.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Fire protection · smoke detector · false activationMar 24, 2025
SMOKE DETECTED & INDICATION FAULT MESSAGE SHOWS ZONE B SMOKE DETECTED SHOWS ON ALL FA DISPLAY PANEL NO FAIL INDICATED IN CPT PEFORMED FIM TASK 811 AND EXAMINED ALL LAVS AND CREW REST AREA, NO FAULTS FOUND. SMOKE DETECT DETECTION FAULT DOES NOT SHOW ON.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Fire protection · smoke detector · odorDec 3, 2024
SMOKE DETECTED LIGHTS ON AT DOOR 1R AND 2R WITHOU T TONES SMELLS OR EICAS PERFORMED ALL TEST, NO FAULTS NOTED. TESTED SMOKE DETECTORS LAVS AT DOOR 2L AND 2R ALL INDICATIONS NORMAL. REF AMM 26-13-00-730-801
From FAA Service Difficulty Reports; matched by N-number and serial number. - Communications · control panel · failedNov 12, 2024
DOOR 1L FA CONTROL HAD A CHEM SMELL AND THEN FAILED SMOKING ORDER QUESTIONNAIRE REPORT DOOR 1L CABIN ATTENDANT PANEL INOP. DISCONNECTED CONNECTORS AMD SECURED PANEL COVER. REQUESTING DEFERRAL FOR DOOR 1L ATTENDANT PANEL. CABIN SYSTEM CONTROL PANEL (CSCP) - MEL 2339G MEL APPLIED
From FAA Service Difficulty Reports; matched by N-number and serial number. - Indicating and recording systems · warning message · false activationOct 6, 2024
INTERMITTENT DOOR WING SLIDE LK L STATUS MSG FOUND MAINT MESSAGES 52-22360 AND 52-21920 NOT ACTIVE. PER FIM 52-11 TASK 836 AND 52-11 TASK 837 FAULT NOT ACTIVE REF PIC AND NO FURTHER MAINT ACTION REQUIRED.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Electrical power · idg · faultedSep 30, 2024
OIL QTY DROPPED TO 1 ENROUTE FOUND OIL LEAK FROMRH BUG CASE DRAIN AND RH BUG AGB PAD DRAIN LINE. REPLACED RH BUG AND ACCESAAORY GEARBOX SEALOL FACE SEAL AND PERFORMED HI POWER ENG RUN. NO LEAK FOUND. REF AMM 24-25-01 ,72-64-01.PARTS USED: 78-7921-3-0027,QTY :1 25-7264-3-0044,QTY :1…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Showing the 10 most recent of 17 reports.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026