# N87531: 2011 Boeing 737-824

- Status: Valid registration
- Airframe: [Boeing 737-824](https://openairdocs.org/model/boeing-737-824) (registry code 13844BZ, 149 seats)
- Engine: [CFM International CFM56-7B26/3 series](https://openairdocs.org/engine/cfm-international-cfm56-7b26-3-series) (registry code 13073)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 39999
- Year built: 2011
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: March 17, 2011
- Certificate issued: March 18, 2011
- Expires: March 31, 2030
- Mode S code: AC0BC4
- Registered owner: [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC)
- Location: [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago)
- Owner type: Corporation
- Owner's area on the map: 41.8813° N, 87.6375° W: Placed by OpenAirDocs at the center of ZIP code 60606, 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=87531
- Page: https://openairdocs.org/aircraft/N87531

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 CFM56-7B26/3 model are included.

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

### Matched by airframe (Boeing 737-824)

- [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 CFM56-7B26/3 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/N87531/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 (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DCA23WA097](https://openairdocs.org/ntsb/DCA23WA097), Dec 18, 2022: Boeing 737-824 (N87531), Chiacam, Guatemala, no damage

## FAA accident and incident reports

None matched to N87531.

## Service difficulty reports (45)

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 CALA2026101220265](https://openairdocs.org/sdr/CALA2026101220265), Oct 7, 2026: LIGHT. BROKEN. EMERGENCY EXIT LIGHT AT SEAT ROW 12 IS BROKEN. REPLACED LIGHT ASSY REF MM 33-51-11. OPS CHECK OK.
- [SDR CALA2026042315638](https://openairdocs.org/sdr/CALA2026042315638), Apr 22, 2026: SUPPORT. CRACKED. FOUND CRACK NR 1 PYLON LOWER AFT FIXED FAIRING INTERNAL AFT SUPPORT CRACKED. REMOVED AND REINSTALLED L/T AFT FAIRING IN REF B737 AMM 54-52-04-010-802 & 54-52-04
- [SDR CALA2026042115552](https://openairdocs.org/sdr/CALA2026042115552), Apr 20, 2026: DOOR FRAME. CRACKED. RIGHT MLG CENTER DOOR FRAME CRACKED NEAR THE LOWER FORWARD ATTACH POINT. REMOVED RT MLG DOOR ASSY IAW AMM 32-13-11-000-803, REPAIR PARTS IAW SRM 52-80-02-2R-2 A
- [SDR CALA2026041515374](https://openairdocs.org/sdr/CALA2026041515374), Apr 11, 2026: STIFFENER. CRACKED. FOUND CRACK RIGHT VAPOR BARRIER STIFFENER RBL 25 STA 663.75 O/B OF RAM AIR EXIT EXHAUST DUCT. INSTALLED NEW STIFFERNER AT BS 663.75 RBL 25" IAW 51-40-02-0G-0 AN
- [SDR CALA2026041315305](https://openairdocs.org/sdr/CALA2026041315305), Apr 11, 2026: DOOR. CORRODED. CORROSION AT WASTE SERVICE DOOR BONDING WIRE ATTACHMENT AT DOOR SIDE. REMOVED WASTE SERVICE DOOR IAW AMM 52-49-07-000-801, INSTALLED HINGES AND LATCH AT NEW WAS
- [SDR CALA2026041715422](https://openairdocs.org/sdr/CALA2026041715422), Apr 9, 2026: PRESSURE DECK. DENTED. DENT AT FLIGHT DECK COMPARTMENT FLOOR STRUCTURE APPROX STA 254 LBL 16 TO RBL 4. REPAIR ACCOMPLISHED IN ACCORDANCE WITH SRM 53-10-51-2R-2 REPAIR 2 FIGURE 201-203
- [SDR CALA2026041315274](https://openairdocs.org/sdr/CALA2026041315274), Apr 9, 2026: ATTACH ANGLE. CRACKED. FOUND CRACKED VAPOR BARRIER UPPER ATTACHED ANGLE AT RBL 7, BS 663.75. REPAIR ACCOMPLISHED IAW SRM 57-10-10-2R-5, REPAIR 5, FIGURE 201-202.
- [SDR CALA2026030414328](https://openairdocs.org/sdr/CALA2026030414328), Mar 3, 2026: SENSOR. MALFUNCTIONED. FWD ENTRY LIGHT CAME ON DURING TAKEOFF BETWEEN SPEED OF 144-150 AND DID NOT EXTINGUISH UNTIL 8000FT PERFORMED VISUAL INSPECTION OF L1 DOOR SWITCHES FOUND NO FAU
- [SDR CALA2025100609667](https://openairdocs.org/sdr/CALA2025100609667), Oct 2, 2025: BATTERY PACK. INOPERATIVE. SEAT ROWS 15ABC THROUGH 21ABC SEAT MOUNTED EMERGENCY LIGHTS INOP SUPPORT TASK NSA EMX NR 00276. SEAT ROWS 15ABC THROUGH 21ABC SEAT MOUNTED EMERGENCY LIGHTS INOP
- [SDR CALA2025100309602](https://openairdocs.org/sdr/CALA2025100309602), Sep 30, 2025: PUMP. LOW PRESSURE. HYDRAULIC PUMP A. ENG DRIVEN LOW PRESSURE. REPLACED NR 1 ENGINE DRIVEN PUMP IAW AMM 29-11-11.
- [SDR CALA2025080107193](https://openairdocs.org/sdr/CALA2025080107193), Jul 30, 2025: LENS. LOOSE. L1 PRESSURE GAUGE COVER LOOSE. RAFT RESECURED PRESSURE GAUGE LENS COVER.
- [SDR CALA2025070706238](https://openairdocs.org/sdr/CALA2025070706238), Jul 3, 2025: LIGHT. INOPERATIVE. ROW 26 AISLE SEAT EMERGENCY EXIT LIGHTING INOP. - EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK {B737-33-3-0235} - FOUND HARNESS UNPLUGGED FROM FLOOR TO CHAIR. RE
- [SDR CALA2025070706226](https://openairdocs.org/sdr/CALA2025070706226), Jul 3, 2025: SMOKE DETECTOR. FALSE ACTIVATION. AFT LAV SMOKE ALARM WENT OFF. 321 LAV. NO SIGNS OF FIRE OR SMOK E PERFORMED AFT LAV SMOKE DETECTOR SELF TEST REF AMM 26-14-00. TEST GOOD AT THIS TIME. NO SIGNS 
- [SDR CALA2025050804550](https://openairdocs.org/sdr/CALA2025050804550), May 7, 2025: LAMP. NO TEST. EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK {B737-33-3-0235} - SEAT 12ABC EMERGENCY FLOOR PROXIMITY LIGHTS INOP R/R LAMPS IAW AMM 33-51-11. OPS CK GOOD
- [SDR CALA2025031902946](https://openairdocs.org/sdr/CALA2025031902946), Mar 16, 2025: SENSOR. FAULTY. REJECTED TAKEOFF SPLIT FLAPS AFTER TAKEOFF ROLL. PERF BITE ON FSEU AND SHOWS FAULT MSG 27-53254. PERF FIM TASK 27-59 TASK 814. TS AND FOUND SKEW SENSOR NO 6 AT 
- [SDR CALA2024070500144](https://openairdocs.org/sdr/CALA2024070500144), Jul 3, 2024: NONE. NONE. MULTIPLE BIRD STRIKE ON TAKEOFF APPROX 500FT RIGHT WING AND FUSELAGE 2. ACP BIRDSTRIKE INSPECTION, FOUND BIRD STRIKES ON RH AND LH OB WING LE AND SCIMITAR, NOSE
- [SDR CALA2024060501700](https://openairdocs.org/sdr/CALA2024060501700), Jun 4, 2024: THRUST REVERSER. UNKNOWN. OPENED THE #1 ENG COWLING AND T/R''S. PERFORMED ASSOSIATED LOTO AMM 78-31-00-440-803-F00. CLOSED ENG #1 COWLING AND T/R''S REF AMM 78-31-00-010-804-F00 AND CORR
- [SDR CALA2023051501518](https://openairdocs.org/sdr/CALA2023051501518), May 14, 2023: SKIN. UNKNOWN. (SUPPORT TASK) PREVIOUS REPAIR ON RH HORIZONTAL STABILIZER LOWER SKIN AT STA 92 REMOVED FOR ACCESS TO RIB NO. 4 REPAIRS REF NR 2 9842 5 LBS DOUBLER THICKNESS.09
- [SDR CALA2023050301327](https://openairdocs.org/sdr/CALA2023050301327), May 2, 2023: STIFFENER. CRACKED. RT STAB HAS A CRACK AT RIB VERT STIFFENER STA 92.70 #4 STIFFENER APPROX 2" FROM BOTTOM. REPAIRED RIB VERT STIFFENER STA 92.70 IAW B737-800 SRM 55-10-09- 2R-4.
- [SDR CALA2023050301326](https://openairdocs.org/sdr/CALA2023050301326), May 2, 2023: STIFFENER. CRACKED. RH HORIZ STAB HAS A CRACK AT RIB STIFFENER STA 92.70 NO. 3 RIB. REMOVED DAMAGE AND PERFORMED REPAIR ON RH HORIZ STAB AT RIB STIF FENER STA 92.70 # 3 RIB IAW B73
- [SDR CALA2023050301325](https://openairdocs.org/sdr/CALA2023050301325), May 2, 2023: STIFFENER. CRACKED. RH HORIZ STAB HAS A CRACK AT RIB STIFFENER STA 92.70 # 2 RIB. REMOVED DAMAGE AND PERFORMED REPAIR ON RH HORIZ STAB AT RIB STIF FERNER STA 92.70 # 2 RIB IAW B737
- [SDR CALA2023050301322](https://openairdocs.org/sdr/CALA2023050301322), May 2, 2023: SKIN. CRACKED. SUPPORT TASK - L/H HORIZONTAL STAB LWR SURFACE "C SCAN INSP" REV EALED CRACK INDICATION RIB 147.90 ACCOMPLISHED REPAIR ON L/H HORIZONTAL STAB LOWER SURFACE AT R
- [SDR CALA2023042801269](https://openairdocs.org/sdr/CALA2023042801269), Apr 26, 2023: CREASE BEAM. CORRODED. B737-53-3-0711 MAIN CABIN FLOOR LT CREASE BEAM HAS CORROSION 986 INNER CHORD P/N 147A8540U7 WAS REPLACED ON L/H MAIN CABIN FLOOR STA 986 IAW B737 SRM 51-40-02-0
- [SDR CALA2023042801267](https://openairdocs.org/sdr/CALA2023042801267), Apr 26, 2023: RIB. CRACKED. (SUPPORT TASK) AFTER REMOVAL OF EXISTING REPAIR ON L/H LOWER HOR IZONTAL STABILIZER SKIN, FOUND CRACK ON LOWER CHORD OF RIB #10, 24 INCHES AFT OF L/E AND "2" .0
- [SDR CALA2023042601258](https://openairdocs.org/sdr/CALA2023042601258), Apr 25, 2023: FLOORBEAM. CORRODED. MAIN CABIN FLOORBEAM UPPER SURFACE HAS CORROSION STA 947 LBL 51 PERFORMED REPAIR IN MAIN CABIN FLOORBEAM BS 947 LBL 51 IAW B737-80 0 SRM 53-70-51-2R-5.
- [SDR CALA2023042601250](https://openairdocs.org/sdr/CALA2023042601250), Apr 24, 2023: CREASE BEAM. CORRODED. B737-53-3-0711 MAIN CABIN FLOOR RT CREASE BEAM HAS CORROSION STA 963-992 INNER CHORD P/N 147A954OU8 WAS REPLACED ON R/H MAIN CABIN FLOOR STA 963-992 IAW B737 SR
- [SDR CALA2023042601249](https://openairdocs.org/sdr/CALA2023042601249), Apr 24, 2023: FLOOR SUPPORT. CORRODED. B737-06-3-0049 MAIN CABIN FLOOR UPPER SURFACE HAS CORROSION STA 951 RBL 35 REMOVED AND REPLACED FLOOR SUPPORT AT MAIN CABIN STA 951 RBL 35 P/N 147A5676U6 IAW B7
- [SDR CALA2023041901169](https://openairdocs.org/sdr/CALA2023041901169), Apr 18, 2023: INTERCOSTAL. DAMAGED. (B737-06-3-0040) DAMAGED INTERCOSTAL IN MAIN DECK AROUND A NUTPLATE BS 320, LBL 45 REMOVED AND REPLACED INTERCOSTAL IN MAIN DECK BS 320 LBL 45 IAW B737-800 SRM 
- [SDR CALA2023041901154](https://openairdocs.org/sdr/CALA2023041901154), Apr 17, 2023: BEAM. CORRODED. B737-53-3-0711 MAIN CABIN FLOOR BEAM UPPER SURFACE HAS CORROSION STA 986 LBL 34 & LBL 43 REPAIRED FLOOR BEAM STA 986 IAW SRM 53-70-51-2R-6 SEE PARTIAL WO RK
- [SDR CALA2022102802988](https://openairdocs.org/sdr/CALA2022102802988), Oct 28, 2022: PROXIMITY SENSOR. DIRTY. LANDING GEAR, MAIN AND NOSE DOES NOT RETRACT WHEN LANDING GEAR L EVER MOVED TO UP POSITION GEAR HANDLE MOVED FREELY ALL RED AND GREEN LIGHTS ON IN UP AND OFF PO
- [SDR CALA2022082402167](https://openairdocs.org/sdr/CALA2022082402167), Aug 24, 2022: POWER SUPPLY. INOPERATIVE. ALL OF FIRST CLASS SEATS EMERGENCY LIGHT INOP.
- [SDR CALA2021091501578](https://openairdocs.org/sdr/CALA2021091501578), Sep 15, 2021: SEAL. MISSING. PDA 3 AERODYNAMIC SEAL MISSING ON O/B RIGHT AFT FLAP SEE PHOTO. ADDED PHOTO. ADDED PHOTO. THIS HAS BEEN ADDRESS. SEE L/P 6823743 FOR CORRECTION.
- [SDR CALA2021081101319](https://openairdocs.org/sdr/CALA2021081101319), Aug 11, 2021: SEAL. MISSING. PDA 3 RIGHT WING OUTBD AFT T/EDGE FLAP AERODYNAMIC SEAL ON LEADING EDGE MISSING/BROKEN JUST OUTBOARD OF #7 FLAP FAIRING -- SEE PHOTO PHOTO ADDED ONLY 1 MISSING 
- [SDR CALA2021030300256](https://openairdocs.org/sdr/CALA2021030300256), Mar 3, 2021: SHUTOFF VALVE. CHAFED. ENG 2 FAILED TO START AFTER 2 ATTEMPTS. FOUND SPAR VALVE CB POPP ED FOUND #2 ENG FUEL SHUTOFF WIRE W1034-1001-20, BETWEEN DISCONNECTS D40034 TO D970, NAC STA 28
- [SDR CALA2020120201318](https://openairdocs.org/sdr/CALA2020120201318), Dec 2, 2020: PANEL. DETACHED. OVERHEAD PANEL IN 1ST CLASS PARTIALLY CAME DOWN IN FLIGHT. OVERHEAD PANEL IN 1ST CLASS WAS INSTALLED CORRECTLY. OPERATIONS CHECK GOOD.
- [SDR CALA2018101902133](https://openairdocs.org/sdr/CALA2018101902133), Oct 16, 2018: SKIN. DAMAGED. ON WALK AROUND SVC CK. FOUND LT IB FLAP IB OF CANOE DAMAGE TO BOTTOM OF FLAP. SHEETMETAL TO INSP DAMAGE. ACCOMPLISH HFEC INSPECTION OF SKIN DENT PRIOR TO REWORK
- [SDR CALA2017120104273](https://openairdocs.org/sdr/CALA2017120104273), Dec 1, 2017: LIGHT. INOPERATIVE. SEAT MOUNTED EMERGENCY LIGHTS INOP FROM ROW 20 TO 25 INOP. REPLACED DAMAGED LIGHT AT SEAT 20. OP-CHECKED OK. AMM 33-51-11-9 60.
- [SDR CALA2017111104024](https://openairdocs.org/sdr/CALA2017111104024), Nov 11, 2017: LAMP. INOPERATIVE. LEFT AFT OVERWING EMERGENCY EXIT EXTERIOR DOOR LIGHT INOPERATIVE. REMOVED AND REPLACE THE LAMP IAW AMM 33-51-04. OPS CHECKED GOOD.
- [SDR CALA2017040700876](https://openairdocs.org/sdr/CALA2017040700876), Apr 6, 2017: STRINGER. DENTED. STRINGER 2L DENTED AT BS 445. ACCOMPLISHED A REPAIR IAW EC/RA 5310-07109.
- [SDR CALA2017040700895](https://openairdocs.org/sdr/CALA2017040700895), Apr 5, 2017: SKIN. DENTED. DENTED CROWN SKIN AT BS 445, STRINGER 2L. INSTALLED A SKIN REPAIR IAW SRM 53-00-01, REPAIR 35, AND EC/RA 5310- 07109.
- [SDR CALA2017040400798](https://openairdocs.org/sdr/CALA2017040400798), Apr 3, 2017: SKIN. CRACKED. CRACK INDICATED ON LEFT HORIZONAL STAB STA HSS 101.9, 10 INCHES FROM T/E. VERIFI ED THE CRACK WITH EDDY CURRENT. CUT OUT DAMAGED AREA AND INSTALLED A DOUBLER IA
- [SDR CALA2017040400795](https://openairdocs.org/sdr/CALA2017040400795), Apr 2, 2017: RIB. CRACKED. LEFT HORIZONTAL STAB BEAM CRACKED AT THIRD STIFFENER FROM FWD SPAR LOCATED 33 INCHES FROM FUSELAGE. CUT OUT DAMAGE AND REPAIRED IAW ECRA 5510-02736.
- [SDR CALA2017040400786](https://openairdocs.org/sdr/CALA2017040400786), Mar 31, 2017: SKIN. CRACKED. CRACK INDICATED WHILE PERFORMING C-SCAN ON LT HORIZONTAL STAB LOWER I NSPAR SKIN AT 184.70, 10 INCHES FROM T/E. VERIFIED WITH EDDY CURRENT. CUT OUT DAMAGED AREA
- [SDR CALA2017040400785](https://openairdocs.org/sdr/CALA2017040400785), Mar 31, 2017: SKIN. CRACKED. TWO CRACKS INDICATED WHILE PERFORMING C-SCAN ON THE LT HORIZONAL STAB HSS 129.5 APPROXIMATELY 8 AND 14 INCHES FROM THE T/E. VERIFIED THE CRACKS WITH EDDY CURREN
- [SDR CALA2015043000348](https://openairdocs.org/sdr/CALA2015043000348), Apr 30, 2015: WIRE. SHORTED. ON TAKEOFF ROLL FLIGHT CREW REPORTED STRONG SMELL OF RUBBER IN COCKPIT & CABIN. FLIGHT ATTENDANTS REPORTED A STRONG ELECT SMELL, WOULD COME & GO DURING ALL PHAS

## 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 737-824)

- [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/N87531/stcs.md

## Earlier aircraft with N87531

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N87531 before.

- [Cancelled 1975-09-29](https://openairdocs.org/deregistered/N87531-1975-09-29): Cessna 421B, S/N 421B0966. Exported to South Africa. Owner: [Floair Inc](https://openairdocs.org/faa-owner/FLOAIR%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)
- [Cancelled 1950-01-04](https://openairdocs.org/deregistered/N87531-1950-01-04): Republic RC-3, S/N 91. Owner: [Herbold Donald T](https://openairdocs.org/faa-owner/HERBOLD%20DONALD%20T), [Nyack, NY](https://openairdocs.org/faa-place/NY/Nyack)

## Related

- Other Boeing 737-824 aircraft: https://openairdocs.org/model/boeing-737-824/aircraft.md
- The CFM International CFM56-7B26/3 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b26-3-series.md

---
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