# N820NN: 2009 Boeing 737-823

- Status: Valid registration
- Airframe: [Boeing 737-823](https://openairdocs.org/model/boeing-737-823) (registry code 13844CB, 162 seats)
- Engine: [CFM International CFM56-7B24/3 series](https://openairdocs.org/engine/cfm-international-cfm56-7b24-3-series) (registry code 13074)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 29559
- Year built: 2009
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: December 19, 2009
- Certificate issued: December 21, 2009
- Expires: February 28, 2029
- Mode S code: AB3214
- Registered owner: [American Airlines Inc](https://openairdocs.org/faa-owner/AMERICAN%20AIRLINES%20INC)
- Location: [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth)
- Owner type: Corporation
- Owner's area on the map: 32.8240° N, 97.0491° W: Placed by OpenAirDocs at the center of ZIP code 76155, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=820NN
- Page: https://openairdocs.org/aircraft/N820NN

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. The registry lists only the engine series, so ADs for every CFM International CFM56-7B24/3 model are included.

## ADs that may apply (OpenAirDocs): 336 in force

### Matched by airframe (Boeing 737-823)

- [AD 2026-20-14](https://openairdocs.org/ad/2026-20-14): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 23, 2026
- [AD 2026-20-13](https://openairdocs.org/ad/2026-20-13): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 23, 2026
- [AD 2026-13-13](https://openairdocs.org/ad/2026-13-13): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 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 2025-25-04](https://openairdocs.org/ad/2025-25-04): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 6 more. Effective Jan 16, 2026
- [AD 2025-24-02](https://openairdocs.org/ad/2025-24-02): Landing gear · Boeing 737-700 Series, 737-800 Series, 737-900 Series and 1 more. Effective Dec 10, 2025
- [AD 2025-19-12](https://openairdocs.org/ad/2025-19-12): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 6, 2025
- [AD 2025-15-01](https://openairdocs.org/ad/2025-15-01): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 25, 2025
- [AD 2025-07-03](https://openairdocs.org/ad/2025-07-03): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 13, 2025
- [AD 2025-05-16](https://openairdocs.org/ad/2025-05-16): Fuselage · Boeing 737-800 Series. Effective Apr 22, 2025
- [AD 2025-04-03](https://openairdocs.org/ad/2025-04-03): Exhaust · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2025
- [AD 2025-04-02](https://openairdocs.org/ad/2025-04-02): Powerplant · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2025
- [AD 2025-04-01](https://openairdocs.org/ad/2025-04-01): Powerplant · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 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 2024-18-08](https://openairdocs.org/ad/2024-18-08): Equipment/furnishings · Boeing 737-300 Series, 737-400 Series and 737-800 Series. Effective Nov 15, 2024
- [AD 2024-18-07](https://openairdocs.org/ad/2024-18-07): Equipment/Furnishing · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Nov 12, 2024
- [AD 2024-16-10](https://openairdocs.org/ad/2024-16-10): Instruments · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 28, 2024
- [AD 2024-13-02](https://openairdocs.org/ad/2024-13-02): Oxygen · Boeing 737-8, 737-9, 737-8200 and 3 more. Effective Jul 25, 2024
- [AD 2024-06-01](https://openairdocs.org/ad/2024-06-01): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 22, 2024
- [AD 2024-01-06](https://openairdocs.org/ad/2024-01-06): Fuselage · Boeing 737-600 Series, 737-700 Series and 737-800 Series. Effective Mar 7, 2024
- [AD 2023-13-05](https://openairdocs.org/ad/2023-13-05): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 27, 2023
- [AD 2023-13-12](https://openairdocs.org/ad/2023-13-12): Oxygen · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 17 more. Effective Sep 5, 2023
- [AD 2023-12-13](https://openairdocs.org/ad/2023-12-13): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Jun 21, 2023
- [AD 2023-06-15](https://openairdocs.org/ad/2023-06-15): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-800 Series and 2 more. Effective May 30, 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 2023-04-17](https://openairdocs.org/ad/2023-04-17): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective May 1, 2023
- [AD 2022-24-09](https://openairdocs.org/ad/2022-24-09): Air conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jan 26, 2023
- [AD 2022-18-13](https://openairdocs.org/ad/2022-18-13): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Oct 31, 2022
- [AD 2022-13-18](https://openairdocs.org/ad/2022-13-18): Oxygen · Boeing 737-700 Series, 737-800 Series, 747-8 Series and 3 more. Effective Sep 15, 2022
- [AD 2022-15-08](https://openairdocs.org/ad/2022-15-08): Information systems · Airbus A318-111, A318-112, A319-111 and 49 more. Effective Aug 12, 2022
- [AD 2022-11-13](https://openairdocs.org/ad/2022-11-13): Fuselage · Boeing 737-700 Series, 737-800 Series and 737-900ER Series. Effective Aug 3, 2022
- [AD 2022-06-06](https://openairdocs.org/ad/2022-06-06): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 16, 2022
- [AD 2022-08-05](https://openairdocs.org/ad/2022-08-05): Fuselage · Boeing 737-800 Series. Effective May 27, 2022
- [AD 2021-26-17](https://openairdocs.org/ad/2021-26-17): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 15, 2022
- [AD 2021-18-17](https://openairdocs.org/ad/2021-18-17): Auto flight · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Dec 20, 2021
- [AD 2021-21-09](https://openairdocs.org/ad/2021-21-09): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Dec 13, 2021
- [AD 2021-17-08](https://openairdocs.org/ad/2021-17-08): Fuselage · Boeing 737-800 Series and 737-900ER Series with STC ST04096CH. Effective Aug 17, 2021
- [AD 2021-16-15](https://openairdocs.org/ad/2021-16-15): Air conditioning · Boeing 737-8, 737-800 Series, 737-8200 and 2 more. Effective Aug 9, 2021
- [AD 2021-11-24](https://openairdocs.org/ad/2021-11-24): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jul 20, 2021
- [AD 2021-08-04](https://openairdocs.org/ad/2021-08-04): Oxygen · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 23 more. Effective May 26, 2021
- [AD 2021-02-14](https://openairdocs.org/ad/2021-02-14): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Mar 30, 2021
- [AD 2021-02-13](https://openairdocs.org/ad/2021-02-13): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Mar 30, 2021
- [AD 2021-01-04](https://openairdocs.org/ad/2021-01-04): Doors · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 29, 2021
- [AD 2020-21-02](https://openairdocs.org/ad/2020-21-02): Fire protection · Airbus Canada Limited Partnership BD-500-1A10, BD-500-1A11, A330-201 and 45 more. Effective Nov 19, 2020
- [AD 2020-18-13](https://openairdocs.org/ad/2020-18-13): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 29, 2020
- [AD 2020-16-51](https://openairdocs.org/ad/2020-16-51): Pneumatic · Boeing 737-300 Series, 737-400 Series, 737-500 Series and 6 more. Effective Aug 26, 2020
- [AD 2020-03-10](https://openairdocs.org/ad/2020-03-10): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 27, 2020
- [AD 2020-01-11](https://openairdocs.org/ad/2020-01-11): Air conditioning · Boeing 737-800 Series, 737-900 Series and 737-900ER Series. Effective Feb 21, 2020
- [AD 2019-19-10](https://openairdocs.org/ad/2019-19-10): Fuel · Boeing 737-300 Series, 737-400 Series, 737-500 Series and 21 more. Effective Jan 16, 2020
- [AD 2019-22-06](https://openairdocs.org/ad/2019-22-06): Fuel · Boeing 737-800 Series with STC ST00830SE. Effective Dec 30, 2019

### Matched by engine (CFM International CFM56-7B24/3 series)

- [AD 2023-05-05](https://openairdocs.org/ad/2023-05-05): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 98 more. Effective May 10, 2023
- [AD 2022-02-03](https://openairdocs.org/ad/2022-02-03): Turbine Engine Accessory Drive · CFM International CFM56-3, CFM56-3B, CFM56-3C and 34 more. Effective Mar 22, 2022
- [AD 2018-26-01](https://openairdocs.org/ad/2018-26-01): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jan 10, 2019
- [AD 2018-09-51](https://openairdocs.org/ad/2018-09-51): Engine · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 7, 2018
- [AD 2015-18-04](https://openairdocs.org/ad/2015-18-04): 73-tooth gearshaft located in the engine accessory gearbox (AGB) · CFM International CFM56-3, CFM56-7B20, CFM56-7B20/2 and 47 more. Effective Oct 20, 2015
- [AD 2015-04-02](https://openairdocs.org/ad/2015-04-02): Dual engine thrust instability event · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Mar 31, 2015
- [AD 2010-13-09](https://openairdocs.org/ad/2010-13-09): Stage 3 low-pressure turbine (LPT) · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 88 more. Effective Jul 26, 2010
- [AD 2010-01-05](https://openairdocs.org/ad/2010-01-05): LP turbine rear frames · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 25 more. Effective Feb 18, 2010
- [AD 2009-11-02](https://openairdocs.org/ad/2009-11-02): HPC 4-9 spools · CFM International CFM56-2, CFM56-2A, CFM56-2B and 109 more. Effective Jun 23, 2009
- [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01): Fuel filters · CFM International CFM56-2, CFM56-2A, CFM56-2B and 93 more. Effective Jan 3, 2007

### Historical (superseded or no longer in force)

- [AD 2023-09-04](https://openairdocs.org/ad/2023-09-04) (historical): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 29, 2023
- [AD 2022-05-04](https://openairdocs.org/ad/2022-05-04) (historical): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Feb 24, 2022
- [AD 2021-14-20](https://openairdocs.org/ad/2021-14-20) (historical): Cabin Altitude Pressure Switches · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jul 20, 2021
- [AD 2021-09-06](https://openairdocs.org/ad/2021-09-06) (historical): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jun 8, 2021
- [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 2019-25-17](https://openairdocs.org/ad/2019-25-17) (historical): Indicating/ recording system · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Dec 27, 2019
- [AD 2019-20-03](https://openairdocs.org/ad/2019-20-03) (historical): Information systems · Airbus A340-312, A340-313, A318-111 and 48 more. Effective Nov 19, 2019
- [AD 2019-22-10](https://openairdocs.org/ad/2019-22-10) (historical): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 13, 2019
- [AD 2019-20-02](https://openairdocs.org/ad/2019-20-02) (historical): Fuselage · Boeing Airplane Company, Wichita Division 75 (Army PT-13), 737-600 Series, 737-700 Series and 4 more. Effective Oct 3, 2019
- [AD 2019-03-26](https://openairdocs.org/ad/2019-03-26) (historical): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2019
- [AD 2017-16-05](https://openairdocs.org/ad/2017-16-05) (historical): Wings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Sep 22, 2017
- [AD 2017-14-13](https://openairdocs.org/ad/2017-14-13) (historical): Equipment and Furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 23, 2017
- [AD 2017-12-07](https://openairdocs.org/ad/2017-12-07) (historical): Air conditioning · Boeing 737-800 Series, 737-900 Series and 737-900ER Series. Effective Jul 20, 2017
- [AD 2016-18-01](https://openairdocs.org/ad/2016-18-01) (historical): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 5, 2016
- [AD 2016-13-16](https://openairdocs.org/ad/2016-13-16) (historical): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 12, 2016
- [AD 2015-19-03](https://openairdocs.org/ad/2015-19-03) (historical): Fuel Selector/Shutoff Valve · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 21, 2015
- [AD 2015-16-01](https://openairdocs.org/ad/2015-16-01) (historical): Air Conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Sep 15, 2015
- [AD 2013-26-08](https://openairdocs.org/ad/2013-26-08) (historical): Ice and Rain Protection · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 10, 2014
- [AD 2013-24-13](https://openairdocs.org/ad/2013-24-13) (historical): Fuselage · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 8 more. Effective Jan 7, 2014
- [AD 2013-19-04](https://openairdocs.org/ad/2013-19-04) (historical): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Nov 4, 2013
- [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 2013-07-09](https://openairdocs.org/ad/2013-07-09) (historical): Oxygen · Boeing 737-700 Series, 737-700C Series, 737-800 Series and 4 more. Effective May 20, 2013
- [AD 2013-07-07](https://openairdocs.org/ad/2013-07-07) (historical): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 20, 2013
- [AD 2012-21-08](https://openairdocs.org/ad/2012-21-08) (historical): Auto Flight · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Nov 27, 2012
- [AD 2012-19-11](https://openairdocs.org/ad/2012-19-11) (historical): Air Conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Nov 7, 2012
- [AD 2010-17-05](https://openairdocs.org/ad/2010-17-05) (historical): Fuel system · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Sep 22, 2010
- [AD 2010-17-19](https://openairdocs.org/ad/2010-17-19) (historical): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Sep 9, 2010
- [AD 2010-09-05](https://openairdocs.org/ad/2010-09-05) (historical): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 29, 2010
- [AD 2010-06-51](https://openairdocs.org/ad/2010-06-51) (historical): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 7, 2010
- [AD 2009-24-07](https://openairdocs.org/ad/2009-24-07) (historical): Landing gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 1 more. Effective Jan 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 2009-01-02](https://openairdocs.org/ad/2009-01-02) (historical): Air conditioning (A/C) outlet · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Feb 27, 2009
- [AD 2008-12-04](https://openairdocs.org/ad/2008-12-04) (historical): Fuselage skin · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Jul 16, 2008
- [AD 2008-10-10](https://openairdocs.org/ad/2008-10-10) (historical): New limitations for fuel tank systems · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Jun 12, 2008
- [AD 2008-08-24](https://openairdocs.org/ad/2008-08-24) (historical): Drain tube assemblies · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective May 27, 2008
- [AD 2007-18-52](https://openairdocs.org/ad/2007-18-52) (historical): Main slat track downstop assemblies · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Sep 26, 2007
- [AD 2007-18-51](https://openairdocs.org/ad/2007-18-51) (historical): Main slat track downstop assembly · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 25, 2007
- [AD 2007-06-52](https://openairdocs.org/ad/2007-06-52) (historical): Spoilers · Boeing 737-800 Series. Effective May 7, 2007
- [AD 2007-06-51](https://openairdocs.org/ad/2007-06-51) (historical): Flight spoiler actuator jams · Boeing 737-800 Series
- [AD 2006-10-17](https://openairdocs.org/ad/2006-10-17) (historical): Compass bracket assembly · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Jun 22, 2006
- [AD 2005-24-03](https://openairdocs.org/ad/2005-24-03) (historical): Nacelle support fittings and the lower wing skin panels · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 1 more. Effective Dec 28, 2005
- [AD 2005-25-03](https://openairdocs.org/ad/2005-25-03) (historical): Point "D" splice fitting · Boeing 737-700 Series, 737-700C Series and 737-800 Series. Effective Dec 21, 2005
- [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 2005-07-20](https://openairdocs.org/ad/2005-07-20) (historical): Flight control computers · Boeing 737-600 Series, 737-700 Series, 737-800 Series and 1 more. Effective May 12, 2005
- [AD 2005-05-18](https://openairdocs.org/ad/2005-05-18) (historical): Webs of the aft pressure bulkhead · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Apr 18, 2005
- [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 2003-03-01](https://openairdocs.org/ad/2003-03-01) (historical): Aft Engine Mount · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Feb 13, 2003
- [AD 2002-18-52](https://openairdocs.org/ad/2002-18-52) (historical): Fuel Pumps · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 4 more
- [AD 2002-16-03](https://openairdocs.org/ad/2002-16-03) (historical): Main landing gear (MLG) · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Aug 27, 2002
- [AD 2001-06-08](https://openairdocs.org/ad/2001-06-08) (historical): Elevator Hinge Plates · Boeing 737-600 Series, 737-700 Series and 737-800 Series. Effective Apr 9, 2001

All 397: https://openairdocs.org/aircraft/N820NN/ads.md

## Information bulletins (advisory) (19 in force)

- [SAIB 2026-17](https://openairdocs.org/saib/2026-17): VNAV Approach Disconnect Following Missed Approach, Anomaly on Airplanes with FMC U14.0/14.1. Issued Oct 3, 2026
- [SAIB 2025-08](https://openairdocs.org/saib/2025-08): INDICATING/RECORDING SYSTEM, Erroneous Illumination of Cabin Altitude Warning Lights in High Altitude Landing Mode. Issued Sep 8, 2025
- [SAIB AIR-21-12](https://openairdocs.org/saib/AIR-21-12): Thrust Reversers. Issued Aug 3, 2021
- [SAIB NE-19-03](https://openairdocs.org/saib/NE-19-03): Escape Slide Maintenance Tasks and Intervals - JASC 2565. Issued Feb 19, 2019
- [SAIB NM-18-33](https://openairdocs.org/saib/NM-18-33): Engine Fuel and Control. Issued Dec 17, 2018
- [SAIB NM-18-18](https://openairdocs.org/saib/NM-18-18): Equipment/Furnishings - First Observer's Seat Cup Holder. Issued Jul 2, 2018
- [SAIB NM-17-17](https://openairdocs.org/saib/NM-17-17): Oxygen System. Issued Jun 19, 2017
- [SAIB NM-17-10](https://openairdocs.org/saib/NM-17-10): Maintenance Practices. Issued Apr 13, 2017
- [SAIB NM-16-21](https://openairdocs.org/saib/NM-16-21): Flight Controls. Issued Aug 8, 2016
- [SAIB NM-15-03](https://openairdocs.org/saib/NM-15-03): Flight Controls. Issued Nov 24, 2014
- [SAIB NM-15-02](https://openairdocs.org/saib/NM-15-02): Cabin Equipment/Furnishings. Issued Nov 6, 2014
- [SAIB NM-12-11](https://openairdocs.org/saib/NM-12-11): Equipment/Furnishings: Buffet/Galleys. Issued Jan 10, 2012
- [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-08-43](https://openairdocs.org/saib/NM-08-43): Cabin Equipment/Furnishings - Seats. Issued Sep 3, 2008
- [SAIB NM-08-24](https://openairdocs.org/saib/NM-08-24): Water/Waste: Freezing Potable Water Lines. Issued May 22, 2008
- [SAIB NM-07-47](https://openairdocs.org/saib/NM-07-47): Boeing Model 737 Series Forward Airstairs. Issued Sep 6, 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 NM-06-56](https://openairdocs.org/saib/NM-06-56): . Issued Jul 19, 2006
- [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014
- [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011
- [SAIB NE-08-17R1](https://openairdocs.org/saib/NE-08-17R1) (historical): Propulsion Technology LLC Unapproved Repair. Issued May 22, 2008
- [SAIB NE-08-17](https://openairdocs.org/saib/NE-08-17) (historical): Propulsion Technologies International Unapproved Repair. Issued May 14, 2008

## NTSB investigations

None matched to N820NN.

## FAA accident and incident reports

None matched to N820NN.

## Service difficulty reports (105, 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 AALA202610024641](https://openairdocs.org/sdr/AALA202610024641), Sep 30, 2026: SIGN. BROKEN. AIRCRAFT IN BASE MAINTENANCE: EXIT SIGNS ON CENTER LOWER CEILING PANEL HAS BROKEN PLASTIC ATTACH POINT. REMOVED AND REPLACED EXIT SIGN ON CENTER LOWER CEILING P
- [SDR AALA202602163429](https://openairdocs.org/sdr/AALA202602163429), Feb 6, 2026: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: RIGHT ENGINE COMPRESSOR STALLED 2 TIMES ON CLIMB OUT WITH EGT EXCEEDANCE. AIRCRAFT AIR INTERRUPTED BACK
- [SDR AALA202602093429](https://openairdocs.org/sdr/AALA202602093429), Feb 6, 2026: COMPRESSOR. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: RIGHT ENGINE COMPRESSOR STALLED 2 TIMES ON CLIMB OUT WITH EGT EXCEEDANCE. AIRCRAFT AIR INTERRUPTED BACK
- [SDR AALA202601070159](https://openairdocs.org/sdr/AALA202601070159), Jan 6, 2026: PRESSURE SWITCH. FAULTY. AIRCRAFT WAS GROUNDED: IN FLIGHT WHEN BALANCING FUEL THE RIGHT AFT MAIN FUEL PUMP LOW PRESSURE LIGHT DOES NOT ILLUMINATE. REMOVED AND REPLACED RIGHT HAND AFT MA
- [SDR AALA202510224734](https://openairdocs.org/sdr/AALA202510224734), Oct 21, 2025: FLASHLIGHT. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: FLASHLIGHT AT FORWARD FLIGHT ATTENDANT STATION INOPERATIVE. REMOVED AND REPLACED FLASHLIGHT ASSEMBLY UNDER FORWARD FLIGHT ATTENDANT S
- [SDR AALA202509214597](https://openairdocs.org/sdr/AALA202509214597), Sep 20, 2025: BATTERY. INOPERATIVE. AIRCRAFT WAS GROUNDED: FORWARD FLIGHT ATTENDANT'S FLASHLIGHT INOPERATIVE. REPLACED FLASHLIGHT BATTERY PER AMM 25-64-00.
- [SDR AALA202509151885](https://openairdocs.org/sdr/AALA202509151885), Sep 13, 2025: LOCKING CAM. UNDERTORQUED. AIRCRAFT WAS GROUNDED: GIRT BAR BRACKET IN BACK OF AIRPLANE NEEDS TO BE TIGHTENED. BRACKET IS COMING UP. REMOVED AND REPLACED FLOOR MOUNTED ESCAPE SLIDE BRACKET
- [SDR AALA202508296310](https://openairdocs.org/sdr/AALA202508296310), Aug 28, 2025: LIFE VEST. OPEN. AIRCRAFT WAS GROUNDED: 1 FLT DECK LIFE VEST OPENED. REMOVED AND REPLACED FLIGHT DECK LIFE VEST. PER AMM 25-64-00.
- [SDR AALA202508193120](https://openairdocs.org/sdr/AALA202508193120), Aug 14, 2025: SLIDE. UNSECURE. AIRCRAFT WAS NOT GROUNDED: L1 DOOR SLIDE HANGING OUT OF CASE ON DOOR. RESECUREDL1 SLIDE PACK AS REQUIRED. PER AMM 25-66-01.
- [SDR AALA202503202812](https://openairdocs.org/sdr/AALA202503202812), Mar 19, 2025: FLASHLIGHT. NO TEST. AIRCRAFT WAS NOT GROUNDED: BOTH FLASHLIGHTS AT AFT LEFT FLIGHT ATTANDENT JUMPSEAT FLASHING RED. REMOVE AND REPALCED AFT LEFT FLASHLIGHT BATTERY. PER AMM 25-26-0
- [SDR AALA202503282092](https://openairdocs.org/sdr/AALA202503282092), Jan 7, 2025: SUPPORT BRACKET. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON RIGHT HAND WHEEL WELL AFT SEAL RETAINER SUPPORT BRACKET AT BS 737, RBL 40. REPAIRED PER EA 360705.
- [SDR AALA202501140601](https://openairdocs.org/sdr/AALA202501140601), Jan 7, 2025: RETAINER. CORRODED. AIRCRAFT IN BASE MAINTENANCE: RIGHT WHEEL WELL CUTOUT FLANGE,AND SEAL RETAINERS,HAS SEVERAL SPOTS OF CORROSION AT BS 695 FROM RBL 20 TO RBL 40. REPLACED SEAL RE
- [SDR AALA202501088290](https://openairdocs.org/sdr/AALA202501088290), Jan 7, 2025: COVER. DAMAGED. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER HINGE COVER 344GB HAS DAMAGED HOLES. REPAIRED HINGE COVER PER SRM 55-20-01-2R-4 AND SRM 51-70-04-
- [SDR AALA202501088506](https://openairdocs.org/sdr/AALA202501088506), Jan 7, 2025: COVER. DELAMINATED. AIRCRAFT IN BASE MAINTENANCE: LEFT HAND HORIZONTAL HINGE COVER 334GB PREVIOUS REPAIR ITS PEELING. LOCATED AT STAB STA 75. REPAIRED PANEL PER SRM 51-70-04-2R.
- [SDR AALA202501076204](https://openairdocs.org/sdr/AALA202501076204), Jan 2, 2025: LIGHT. CRACKED. AIRCRAFT IN BASE MAINTENANCE: FORWARD CEILING HORSESHOE PANEL EMERGENCY LIGHT CRACKED. REMOVED AND REPLACED FORWARD CEILING HORSESHOE PANEL EMERGENCY LIGHT AND 
- [SDR AALA202501082766](https://openairdocs.org/sdr/AALA202501082766), Dec 18, 2024: ELEC CONNECTOR. NOT SEATED. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND BIN 6 EMERGENCY LIGHT IS INOPERATIVE. RESEATED CONNECTOR FOR AISLE LIGHT. PER B737NG AMM 33-51-03 AND PERFORMED SATISFA
- [SDR AALA202412278012](https://openairdocs.org/sdr/AALA202412278012), Dec 12, 2024: SKIN. DELAMINATED. AIRCRAFT IN BASE MAINTENANCE: LEFT WING INBOARD MAIN FLAP AFT OUTBOARD TRAILING EDGE WEDGE LOWER SURFACE DELAMINATED. MAINTENANCE REPAIRED LEFT WING INBOARD MAI
- [SDR AALA202412244945](https://openairdocs.org/sdr/AALA202412244945), Dec 12, 2024: ATTACH ANGLE. CRACKED. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND WING UPPER TRANSLATING PANEL JUST OUTBOARD OF RIGHT HAND PYLON LOWER WEB HAS CRACKED ATTACH CLIP. REMOVED DAMAGED CLIP 
- [SDR AALA202412192166](https://openairdocs.org/sdr/AALA202412192166), Dec 11, 2024: DOOR FRAME. GOUGED. AIRCRAFT IN BASE MAINTENANCE: R1 DOOR CUTOUT AT AFT FRAME, GUIDE FITTING IS GOUGED. REMOVED AND REPLACED R1 DOOR CUTOUT, AFT FRAME, GUIDE FITTING. PER B737-NG S
- [SDR AALA202412246521](https://openairdocs.org/sdr/AALA202412246521), Dec 10, 2024: SKIN. CRACKED. AIRCRAFT IN BASE MAINTENANCE: RIGHT WING KRUEGER FLAP INBOARD SIDE SHOWS STRUCTURAL DEFORMATION, CRACKS, AND A MISSING PORTION OF THE SKIN. REPAIRED RIGHT HAND 
- [SDR AALA202411212232](https://openairdocs.org/sdr/AALA202411212232), Nov 20, 2024: WARNING LIGHT. ILLUMINATED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING APPROACH IN MODERATE ICING CONDITIONS, LEADING EDGE FLAPS TRANSITION LIGHT ILLUMINATED AND STAYE
- [SDR AALA202411217019](https://openairdocs.org/sdr/AALA202411217019), Nov 20, 2024: WARNING MESSAGE. ILLUMINATED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING APPROACH IN MODERATE ICING WE ENCOUNTERED AIRSPEED UNRELIABLE INDICATIONS. PRIMARILY, MIN MANEUV
- [SDR AALA202310266531](https://openairdocs.org/sdr/AALA202310266531), Oct 20, 2023: CONNECTOR. FAULTY. AIRCRAFT WAS NOT GROUNDED: RIGHT AFT FUEL TANK PUMP WILL NOT SHUT OFF. REPLACED CONNECTOR (AALA202310266531) AND SOCKETS (AALA202310269505) ON D872, RIGHT AFT F
- [SDR AALA202310269505](https://openairdocs.org/sdr/AALA202310269505), Oct 20, 2023: SOCKET. FAULTY. AIRCRAFT WAS NOT GROUNDED: RIGHT AFT FUEL TANK PUMP WILL NOT SHUT OFF. REPLACED CONNECTOR (AALA202310266531) AND SOCKETS (AALA202310269505) ON D872, RIGHT AFT F
- [SDR AALA202207123907](https://openairdocs.org/sdr/AALA202207123907), Jul 9, 2022: OVEN. ODOR. AIRCRAFT WAS GROUNDED: FORWARD GALLEY # 2 OVEN MAKES RATTLING NOISE AND BURNING SMELL. ACCOMPLISHED SMOKE ODOR FUME INITIAL TROUBLESHOOTING CARD 08L00021001. CO
- [SDR AALA202207113907](https://openairdocs.org/sdr/AALA202207113907), Jul 9, 2022: NONE. NONE. AIRCRAFT WAS GROUNDED: FORWARD GALLEY # 2 OVEN MAKES RATTLING NOISE AND BURNING SMELL. ACCOMPLISHED SMOKE ODOR FUME INITIAL TROUBLESHOOTING CARD 08L00021001. CO
- [SDR AALA202112136554](https://openairdocs.org/sdr/AALA202112136554), Dec 11, 2021: FLASHLIGHT. NONE. AIRCRAFT IN BASE MAINTENANCE: AFT GALLEY LEFT SIDE OUTBOARD FLASHLIGHT DOESNT TEST. RESEATED FLASH LIGHT. OPERATIONS TEST GOOD PER AMM 25-64-00.
- [SDR AALA202112134640](https://openairdocs.org/sdr/AALA202112134640), Dec 11, 2021: FLASHLIGHT. INOPERATIVE. AIRCRAFT IN BASE MAINTENANCE: FORWARD GALLEY OUTBOARD FLASH LIGHT DOESN'T TEST. RESEATED FLASH LIGHT OPERATIONS TEST GOOD PER AMM 25-64-00.
- [SDR AALA202112130964](https://openairdocs.org/sdr/AALA202112130964), Dec 11, 2021: SHADE. BINDING. AIRCRAFT IN BASE MAINTENANCE: ROW 17 D, E, F, WINDOW SHADE BINDS. REMOVED AND REPLACED EMERGENCY EXIT DOOR WINDOW REVEAL PER AMM 25-21-12.
- [SDR AALA202112094445](https://openairdocs.org/sdr/AALA202112094445), Dec 9, 2021: FRAME. NONE. AIRCRAFT IN BASE MAINTENANCE: FLIGHT DECK LEFT #1 WINDOW CUT OUT FRAME AT BS 217 REQUIRES MODIFICATION / REPAIR PER EO 5919J023. ACCOMPLISHED MODIFICATION / REP
- [SDR AALA202112096320](https://openairdocs.org/sdr/AALA202112096320), Dec 8, 2021: ATTACH ANGLE. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACKED ATTACH ANGEL IN LEFT HAND AIR CONDITIONING BAY, INBOARD SIDE OF UPPER VAPOR BARRIER, LOCATED AT STA 663.75 AND LBL 24. REP
- [SDR AALA202112093470](https://openairdocs.org/sdr/AALA202112093470), Dec 6, 2021: FRAME. NONE. AIRCRAFT IN BASE MAINTENANCE: FLIGHT DECK RIGHT #1 WINDOW CUT OUT FRAME AT BS 217 REQUIRES MODIFICATION / REPAIR PER ECO SB 737-53-1335.. ACCOMPLISHED MODIFICAT
- [SDR AALA202112092897](https://openairdocs.org/sdr/AALA202112092897), Nov 23, 2021: SKIN. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACK FOUND ON RIGHT HORIZONTAL STABILIZERS INDICATION ON LOWER SKIN ALONG LOWER SPAR AT STA 96. INSTALLED DOUBLER REPAIR PER SRM 
- [SDR AALA202112099108](https://openairdocs.org/sdr/AALA202112099108), Nov 18, 2021: SKIN. CRACKED. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER SKIN CRACKED AT STABILIZER STA 125. REPAIRED SKIN PER SRM 55-10-01-2R-11.
- [SDR AALA202111298265](https://openairdocs.org/sdr/AALA202111298265), Nov 18, 2021: NONE. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION OF CREASE ANGLE BETWEEN STA 951 AND STA 997 AT STR 17R AND RBL 64, MEASURING L=3.0 IN, W=6.0 IN, D=0.08 IN. REPLACED CRE
- [SDR AALA202111235635](https://openairdocs.org/sdr/AALA202111235635), Nov 18, 2021: INTERCOSTAL. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACKED INTERCOSTAL, LOCATED BETWEEN STA 328 AND STA 344 AT LBL 45. REPLACED INTERCOSTAL PER AARD 51-00-05 AND SRM 51-40-02.
- [SDR AALA202112010658](https://openairdocs.org/sdr/AALA202112010658), Nov 17, 2021: INTERCOSTAL. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON CABIN FLOOR SUPPORT INTERCOSTAL BETWEEN BS 947 AND BS 967 AT RBL 48. REPLACED FLOOR SUPPORT PER SRM 53-70-51-1A-1 AND
- [SDR AALA202112010705](https://openairdocs.org/sdr/AALA202112010705), Nov 17, 2021: ANGLE. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON CABIN FLOOR SUPPORT ZEE ANGLE AT BS 992 AND RBL 37. REPLACED ZEE ANGLE PER SRM 51-40-02 AND AARD 51-00-05-1.
- [SDR AALA202111303506](https://openairdocs.org/sdr/AALA202111303506), Nov 17, 2021: NONE. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORRODED AREA FOUND ON L2 DOOR THRESHOLD CREASE ANGLE LOCATED BETWEEN STA 960 TO 993, STR 17L, AND LEFT BUTT LINE 64. REPLACED CRE
- [SDR AALA202111294268](https://openairdocs.org/sdr/AALA202111294268), Nov 17, 2021: ANGLE. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION OF Z ANGLE AT STA 992 AND STR 17L BETWEEN LBL 37 AND LBL 44, MEASURING L=1.0 IN, W=1.0 IN, D=0.025 IN. REPLACED Z ANGLE 
- [SDR AALA202111247546](https://openairdocs.org/sdr/AALA202111247546), Nov 17, 2021: TRANSITION PANEL. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION OF LH TRANSITION PANEL AT STA 747.5 AND STR 25L, MEASURING L=1.0 IN, W=1.0 IN, D=0.014 IN. REPLACED TRANSITION PANEL WIT
- [SDR AALA202111244382](https://openairdocs.org/sdr/AALA202111244382), Nov 17, 2021: INTERCOSTAL. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CABIN FLOOR STRUCTURE, INTERCOSTAL CRACKED AT CLIP NUT HOLE. LEFT BUTT LINE 45 BETWEEN STA 312 AND 328 FLOOR BEAMS. COMPLETED DRIL
- [SDR AALA202111244419](https://openairdocs.org/sdr/AALA202111244419), Nov 17, 2021: FLOORBEAM. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CABIN 986.5 FLOOR BEAM HAS CORROSION BETWEEN DOME NUT AND FLOOR BEAM AT RIGHT BUTT LINE 43. CORROSION REMOVED VIA NON REINFORCING 
- [SDR AALA202111237792](https://openairdocs.org/sdr/AALA202111237792), Nov 17, 2021: TRANSITION PANEL. CORRODED. AIRCRAFT IN BASE MAINTENANCE CORROSION ON AFT CARGO COMPARTMENT RIGHT HAND TRANSITION PANEL SHIELD BETWEEN BS 767 AND BS 787 AT S25R. REPLACED TRANSITION PANEL 
- [SDR AALA202111193694](https://openairdocs.org/sdr/AALA202111193694), Nov 17, 2021: FLOOR SUPPORT. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACK IN CABIN FLOORBOARD SUPPORT AT STA 540 AND LBL 2, MEASURING L=1.0 IN, W=0.004 IN, D=0.04 IN. REPLACED FLOOR SUPPORT WITH NEW
- [SDR AALA202111199803](https://openairdocs.org/sdr/AALA202111199803), Nov 17, 2021: FLOOR SUPPORT. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACK IN CABIN FLOORBOARD SUPPORT AT STA 540 AND RBL 2, MEASURING L=1.0 IN, W=0.004 IN, D=0.04 IN. REPLACED FLOOR SUPPORT WITH NEW
- [SDR AALA202112094041](https://openairdocs.org/sdr/AALA202112094041), Nov 16, 2021: TRANSITION PANEL. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION WAS FOUND ON RIGHT TRANSITION PANEL LOCATED BETWEEN STA 500G TO 500H, STR 28R. REMOVED AND REPLACED RIGHT TRANSITION PAN
- [SDR AALA202112092651](https://openairdocs.org/sdr/AALA202112092651), Nov 16, 2021: TRANSITION PANEL. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION FOUND ON RIGHT TRANSITION PANEL LOCATED BETWEEN STA 500F TO 500G, STR 26R. REMOVED AND REPLACED TRANSITION PANEL PER SRM
- [SDR AALA202112090401](https://openairdocs.org/sdr/AALA202112090401), Nov 16, 2021: TRANSITION PANEL. CORRODED. AIRCRAFT IN BASE MAINTENANCE: FOUND SURFACE CORROSION ON RIGHT TRANSITION PANEL LOCATED BETWEEN STA 500H TO 500I, STR 28R. REMOVED AND REPLACED RIGHT RIGHT TRAN
- [SDR AALA202112093952](https://openairdocs.org/sdr/AALA202112093952), Nov 16, 2021: TRANSITION PANEL. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION FOUND ON RIGHT TRANSITION PANEL LOCATED BETWEEN STA 500E TO 500F, STR 28R. REMOVED AND REPLACED TRANSITION PANEL PER SRM

All 105: https://openairdocs.org/aircraft/N820NN/reports.md

## STCs that may be installed (OpenAirDocs) (786, 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 (Boeing 737-823)

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST04116NY](https://openairdocs.org/stc/ST04116NY): Update of a Cabin Interior. Delta Engineering Corporation
- [STC ST04669CH](https://openairdocs.org/stc/ST04669CH): Installation of Honeywell Advanced Communications and Entertainment System (ACES). Honeywell Aerospace
- [STC ST09933AC](https://openairdocs.org/stc/ST09933AC): Expansion of parameters in the digital flight data acquisition unit (DFDAU). L2 Aviation
- [STC ST02269NY](https://openairdocs.org/stc/ST02269NY): Installation of Self Illuminating Floor Path Marking System. Lufthansa Technik AG
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [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 ST02528LA](https://openairdocs.org/stc/ST02528LA): Installation of the Thales Avionics, Inc. Data Transfer Device (DTD) or Solid State Drive (SSD) into the existing Cabin Media Loader (CML). Thales Avionics Inc
- [STC ST12443LA](https://openairdocs.org/stc/ST12443LA): Installation of Teledyne Controls Edge Computing Platform (ECP). Teledyne Controls, LLC
- [STC ST12432IB](https://openairdocs.org/stc/ST12432IB): Installation of Acro Series 9 Seats Economy Class Seats in 189 Y/C layout. KNSI AVIATION ENGINEERING EUROPE LTD
- [STC ST10477SC](https://openairdocs.org/stc/ST10477SC): Installation of two Interior configurations in Boeing 737-8EX (MSN 33473). Jet Aviation St. Louis Inc
- [STC ST09853DS](https://openairdocs.org/stc/ST09853DS): Dual Radome Aerodynamic Validation. United Airlines
- [STC ST04254NY](https://openairdocs.org/stc/ST04254NY): Installation of Viasat Satcom Software. ALOFT AeroArchitects
- [STC ST02666LA](https://openairdocs.org/stc/ST02666LA): Installation of main deck cargo loading system. Ancra International LLC
- [STC ST04281NY](https://openairdocs.org/stc/ST04281NY): Replacement of Aft Lavatories. B/E Aerospace Limited
- [STC ST09927AC](https://openairdocs.org/stc/ST09927AC): Installation of a Gables Audio Management System. L2 Aviation
- [STC ST10928SC](https://openairdocs.org/stc/ST10928SC): Installation of an Iridium Communications System. L2 Aviation
- [STC ST02690LA](https://openairdocs.org/stc/ST02690LA): Conversion of a Boeing 737-800 series passenger configuration to a freighter configuration, incorporating a new main deck cargo door, interior, and associated systems. Aeronautical Engineers Inc
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST04040CH](https://openairdocs.org/stc/ST04040CH): Activation of Smart Runway and Smart Landing (SRSL) Runway Awareness Advisory System (RAAS) Functions for Honeywell Mark V and Mark V-A Enhanced Ground Proximity Warning Systems (EGPWS). Honeywell International Inc
- [STC ST02747LA](https://openairdocs.org/stc/ST02747LA): Installation of the Thales Digital Server Unit. Thales Avionics, Inc
- [STC ST00555AT](https://openairdocs.org/stc/ST00555AT): Installation of Airshow 210 system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737 Series
- [STC ST02347AT-D](https://openairdocs.org/stc/ST02347AT-D): Installation of Collins HF Transceivers. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03197AT](https://openairdocs.org/stc/ST03197AT): Interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03200AT](https://openairdocs.org/stc/ST03200AT): Complete interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03631AT-D](https://openairdocs.org/stc/ST03631AT-D): Installation of Windscreen with Stretcher Access and Stowage Box., Aft of the L1 Entry Door. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03816AT-D](https://openairdocs.org/stc/ST03816AT-D): Installation of an Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04167AT](https://openairdocs.org/stc/ST04167AT): Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04197AT](https://openairdocs.org/stc/ST04197AT): Cabin interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04207AT](https://openairdocs.org/stc/ST04207AT): Cabin interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04208AT](https://openairdocs.org/stc/ST04208AT): Panasonic IFE Upgrade installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04250AT](https://openairdocs.org/stc/ST04250AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04271AT](https://openairdocs.org/stc/ST04271AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04280AT](https://openairdocs.org/stc/ST04280AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04363AT](https://openairdocs.org/stc/ST04363AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04383AT](https://openairdocs.org/stc/ST04383AT): Interior reconfiguration installation on a Boeing 737-800 Series aircraft. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04389AT](https://openairdocs.org/stc/ST04389AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04392AT](https://openairdocs.org/stc/ST04392AT): Main Cabin Cargo Carry Provisions installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04395AT](https://openairdocs.org/stc/ST04395AT): Interior Reconfiguration installation. ZIM Aircraft Cabin Solutions LLC
- [STC ST04396AT](https://openairdocs.org/stc/ST04396AT): Interior Reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04397AT](https://openairdocs.org/stc/ST04397AT): Interior Reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04496AT](https://openairdocs.org/stc/ST04496AT): Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [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 ST04667CH](https://openairdocs.org/stc/ST04667CH): Installation of Southwest Airlines Interior Reconfiguration for Extended Leg Room (ELR) Cabin. Astronics Connectivity Systems and Certification Corp
- [STC ST03735NY](https://openairdocs.org/stc/ST03735NY): Installation of a ViaSat KA SATCOM Antenna System. ALOFT AeroArchitects
- [STC ST04328NY](https://openairdocs.org/stc/ST04328NY): The Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installed. Libellule Monde Inc
- [STC ST04593CH](https://openairdocs.org/stc/ST04593CH): Installation of Astronics EmPower In-Seat Power System. Astronics Connectivity Systems and Certification Corp
- [STC ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC ST03405NY](https://openairdocs.org/stc/ST03405NY): Installation (with demod option) of an Connectivity Antenna. Delta Engineering Corporation
- [STC ST02575SE](https://openairdocs.org/stc/ST02575SE): Installation of an In-Seat Power Supply System. Northwest Aerospace Technologies Inc

All 786: https://openairdocs.org/aircraft/N820NN/stcs.md

## Related

- Other Boeing 737-823 aircraft: https://openairdocs.org/model/boeing-737-823/aircraft.md
- The CFM International CFM56-7B24/3 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b24-3-series.md

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