# N531AS: 2010 Boeing 737-890

- Status: Valid registration
- Airframe: [Boeing 737-890](https://openairdocs.org/model/boeing-737-890) (registry code 1384527, 149 seats)
- Engine: [CFM International CFM56-7B27 series](https://openairdocs.org/engine/cfm-international-cfm56-7b27-series) (registry code 13046)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 35199
- Year built: 2010
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: May 21, 2010
- Certificate issued: May 28, 2010
- Expires: June 30, 2027
- Mode S code: A6B435
- Registered owner: [Alaska Airlines Inc](https://openairdocs.org/faa-owner/ALASKA%20AIRLINES%20INC)
- Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle)
- Owner type: Corporation
- Owner's area on the map: 47.4466° N, 122.2721° W: Placed by OpenAirDocs at the center of ZIP code 98188, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=531AS
- Page: https://openairdocs.org/aircraft/N531AS

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 CFM56-7B27 model are included.

## ADs that may apply (OpenAirDocs): 345 in force

### Matched by airframe (Boeing 737-890)

- [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 CFM56-7B27 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 2021-16-08](https://openairdocs.org/ad/2021-16-08): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 55 more. Effective Sep 28, 2021
- [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 2008-03-09](https://openairdocs.org/ad/2008-03-09): Low pressure turbine rear frames (TRFs) · CFM International CFM56-7B18, CFM56-7B20, CFM56-7B22 and 10 more. Effective Mar 10, 2008
- [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
- [AD 2002-16-18](https://openairdocs.org/ad/2002-16-18): Low pressure turbine (LPT) nozzle segments · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 33 more. Effective Sep 18, 2002
- [AD 2002-13-03](https://openairdocs.org/ad/2002-13-03): Turbofan Engines · CFM International CFM56-2, CFM56-2A, CFM56-2B and 55 more. Effective Aug 1, 2002
- [AD 2001-11-05](https://openairdocs.org/ad/2001-11-05): No. 4 Bearings · CFM International CFM56-2, CFM56-2B, CFM56-3 and 45 more. Effective Jun 11, 2001
- [AD 2001-02-12](https://openairdocs.org/ad/2001-02-12): On-Wing Torque Inspection · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 11 more. Effective Feb 14, 2001
- [AD 98-21-23](https://openairdocs.org/ad/98-21-23): Electronic Engine Control · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Nov 2, 1998
- [AD 98-19-20](https://openairdocs.org/ad/98-19-20): Hydromechanical Unit · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 7 more. Effective Oct 7, 1998
- [AD 98-14-51](https://openairdocs.org/ad/98-14-51): Accessory Gearbox · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Oct 1, 1998

### 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 408: https://openairdocs.org/aircraft/N531AS/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 N531AS.

## FAA accident and incident reports

None matched to N531AS.

## Service difficulty reports (380, 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 ASAA2026072968163](https://openairdocs.org/sdr/ASAA2026072968163), Jul 29, 2026: SHIELD. CORRODED. AFT PIT SHIELD FWD OF DOOR HAS CORROSION. GROUNDED - YES. REMOVED AND REPLACED AFT PIT SHIELD FWD OF DOOR, IAW B737-800 SRM 51-40-02-0G-0, STEP: 4.B & 5.B. (W: 
- [SDR ASAA2026072268291](https://openairdocs.org/sdr/ASAA2026072268291), Jul 22, 2026: SUPPORT. CORRODED. AFT WET AREA FLOOR SUPPORT HAS CORROSION BETWEEN STA 907-927 LBL 20. GROUNDED - YES. REPAIRED AFT WET AREA FLOOR SUPPORT BETWEEN STA 907-927 LBL 20 IAW EA 800-5
- [SDR ASAA2026072268290](https://openairdocs.org/sdr/ASAA2026072268290), Jul 22, 2026: FLOOR SUPPORT. CORRODED. AFT WET AREA FLOOR SUPPORT HAS CORROSION BETWEEN STA 907-927 LBL 30. GROUNDED - YES. REPAIRED AFT WET AREA FLOOR SUPPORT AT STA 907-927 LBL 30 IAW EA 800-53EA-3
- [SDR ASAA2026072268161](https://openairdocs.org/sdr/ASAA2026072268161), Jul 22, 2026: FLOOR SUPPORT. CORRODED. AFT WET AREA FLOOR SUPPORT STRUCTURE IS CORRODED BETWEEN STA 927-947 LBL 20. GROUNDED - YES. REMOVED AND REPLACED AFT WET AREA FLOOR SUPPORT STRUCTURE BETWEET S
- [SDR ASAA2026072267941](https://openairdocs.org/sdr/ASAA2026072267941), Jul 22, 2026: FLOORBEAM. CORRODED. AFT WET AREA FLOOR BEAM 986 HAS CORROSION AT OTBD MOST HOLES, LT AND SIDE. GROUNDED - YES. REPAIRED AFT WET AREA FLOORBEAM IAW SRM 53-70-51-2R-6. W= 1" O= .150 
- [SDR ASAA2026072267940](https://openairdocs.org/sdr/ASAA2026072267940), Jul 22, 2026: FLOORBEAM. CORRODED. AFT WET AREA FLOORBEAM BS 986 HAD CORROSION AT OTBD MOST HOES, RT SIDE. GROUNDED - YES. REPAIRED THE FLOORBEAM IAW SRM 53-70-51-2R-6. W= 1" O= .150 R= .140 L= 1
- [SDR ASAA2026072267938](https://openairdocs.org/sdr/ASAA2026072267938), Jul 22, 2026: FLOOR SUPPORT. CORRODED. AFT WET AREA FLOOR SUPPORT STRUCTURE IS CORRODED BETWEEN BS 947-967 LBL 20. GROUNDED - YES. REMOVED AND REPLACED AFT WET AREA FLOOR SUPPORT STRUCTURE BETWEEN BS
- [SDR ASAA2026072267936](https://openairdocs.org/sdr/ASAA2026072267936), Jul 22, 2026: FLOOR SUPPORT. CORRODED. FWD WET AREA FLOOR SUPPORT HAS CORROSION BETWEEN BS 294-312, BL 0. GROUNDED - YES. REMOVED DAMAGE FOUND TO BE OUT LIMITS, REMOVED AND REPLACED FWD WET AREA FLOO
- [SDR ASAA2026071568167](https://openairdocs.org/sdr/ASAA2026071568167), Jul 15, 2026: CARGO TRACK. CRACKED. AFT PIT RT SIDE CARGO TRACK AT 727I AND 727E IS CRACKED. GROUNDED - YES. REPAIRED AFT PIT RT CARGO TRACK AT STA 727E & 727I IAW SRM 53-00-53-2R-3.
- [SDR ASAA2026071568165](https://openairdocs.org/sdr/ASAA2026071568165), Jul 15, 2026: RAIL. CORRODED. FWD CARGO AFT RT LOWER BULKHEAD RAIL IS CORRODED. GROUNDED - YES. REMOVED & REPLACED FWD CARGO AFT RT LOWER BULKHEAD RAIL IAW SRM 51-40-02-0G-0 STEP 4.B
- [SDR ASAA2026071568164](https://openairdocs.org/sdr/ASAA2026071568164), Jul 15, 2026: PLATE. CORRODED. AFT PIT RT SIDEPLATE IS CORRODED BS 727-767. GROUNDED - YES. REMOVED AND REPLACED AFT PIT RT SIDEPLATE BS 727-767 IAW SRM 53-00-53-2R-5 STEP 4.
- [SDR ASAA2026071568162](https://openairdocs.org/sdr/ASAA2026071568162), Jul 15, 2026: PLATE. CORRODED. AFT PIT LT SIDEPLATE BS 727-784 IS CORRODED. GROUNDED - YES. INSTALLED NEW AFT PIT LT SIDEPLATE BS 727-784 IAW B737-800 SRM 53-00-53-2R-5 STEP 4.
- [SDR ASAA2026052666346](https://openairdocs.org/sdr/ASAA2026052666346), May 26, 2026: POWER SUPPLY. INOPERATIVE. WHILE PERFORMING T/C 782330088, FOUND EMRGENCY LIGHTS BATTERY PACK INOP (LH, 9 WINDOWS FWD OF FWD OVERWING EXIT, FOOT PANEL). GROUNDED - YES. REMOVED AND REPLAC
- [SDR ASAA2025103162029](https://openairdocs.org/sdr/ASAA2025103162029), Oct 31, 2025: LENS. MISSING. F/A REPORTS L2 DOOR EXIT SIGN COVER MISSING. GROUNDED - YES. INSTALLED NEW L2 DOOR EXIT SIGN COVER. REF 33-51-01.
- [SDR ASAA2025013056069](https://openairdocs.org/sdr/ASAA2025013056069), Jan 30, 2025: WEB. CORRODED. AFT PIT LOWER DOOR SILL WEB HAS AREAS OF CORROSION. GROUNDED - YES. REMOVED AND REPLACED AFT PIT LOWER DOOR SILL WEB IAW B737-800 SRM 51-40-02-05-0W= 1" O= .050
- [SDR ASAA2025010655130](https://openairdocs.org/sdr/ASAA2025010655130), Jan 6, 2025: SIGN. DETACHED. AFT GALLEY OVERHEAD EMERGENCY EXIT SIGN ASSEMBLY DETATCHED FROM CEILING PANEL. GROUNDED - YES. (RESOLVED ON W/O: 2033960 TASKCARD: N/R-00002 ) AFT GALLEY OVERHE
- [SDR ASAA2024091953047](https://openairdocs.org/sdr/ASAA2024091953047), Sep 19, 2024: SKIN LAP. CORRODED. L/H LWR LAP SEAM SEC 48 AT STA 1040 TO STA 1048 HAS SIGNS OF CORROSION GROUNDED - YES. ACCOMPLISHED CATEGORY A MINOR REPAIR ON SKIN PANEL P/N: 148A3321-13 IAW E
- [SDR ASAA2024091953046](https://openairdocs.org/sdr/ASAA2024091953046), Sep 19, 2024: SKIN. CORRODED. AREA AROUND WATER SERVICE DOOR AT STR 25R TO STR 27R HAS SIGNS OF CORROSION. GROUNDED - YES. ACCOMPLISHED CATEGORY A MINOR REPAIR ON SKIN PANEL P/N 147A3400-4 I
- [SDR ASAA2024081651917](https://openairdocs.org/sdr/ASAA2024081651917), Aug 16, 2024: LIGHT. MALFUNCTIONED. FLIGHT ATTENDANTS REPORT EMERGENCY EXIT LIGHT SWITCH ON AFT FA PANEL IS GUARDED DOWN BUT THE LIGHT IS ILLUMINATED. NO ACTUAL EMERGENCY LIGHTS ARE LIT AND THE CO
- [SDR ASAA2024071350994](https://openairdocs.org/sdr/ASAA2024071350994), Jul 13, 2024: DOOR. BINDING. AIRCRAFT RIGHT AFT SERVICE DOOR IS JAMMED. CANNOT BE OPENED FROM INSIDE "OR" FROM THE OUTSIDE. GROUNDED - YES. OPENED & CLOSED R-2 DOOR OPS CK IS GOOD REF AMM 5
- [SDR ASAA2024042849328](https://openairdocs.org/sdr/ASAA2024042849328), Apr 28, 2024: BATTERY PACK. DISCHARGED. L/H FWD EMERGENCY LIGHT INOP. GROUNDED - YES. REPLACED EMERGENCY LIGHT POWER SUPPLY BATTERY PACK REF BOEING AMM TASK 33-51-06-960-805. ASSY M1675 AND M1694. OP 
- [SDR ASAA2024020647746](https://openairdocs.org/sdr/ASAA2024020647746), Feb 6, 2024: TRACK. LACK OF LUBE. FA REPORTS L1 DOOR DIFFICULT TO OPEN AND CLOSE. GROUNDED - YES. LUBRICATED L1 DOOR TRACK AND DOOR HANDLE REF. AMM 52-11-00. OPS CHK NORMAL.
- [SDR ASAA2023102345794](https://openairdocs.org/sdr/ASAA2023102345794), Oct 23, 2023: UNKNOWN. UNKNOWN. RIGHT FMC WENT BLANK IN FLIGHT. CALL FAIL, MSG, OFFSET AND EXECUTE LIGHT ALL LIT UP. THEN RECEIVED BITE TEST COMPLETE ON SCREEN AND RETURNED FULL OPERATION OF T
- [SDR ASAA2023092145389](https://openairdocs.org/sdr/ASAA2023092145389), Sep 21, 2023: FILTER. LEAKING. TECH SERVICES FOLLOW UP REQUEST FOR FREQUENT #2 IDG SERVICING(#PRI2/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1970015 TASKCARD: N/R-00001 ) COULD NOT PERFORM ST
- [SDR ASAA2023092145356](https://openairdocs.org/sdr/ASAA2023092145356), Sep 21, 2023: IDG. LEAKING. TECH SERVICES FOLLOW UP REQUEST FOR FREQUENT #1 IDG SERVICING(#PRI2/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1970975 TASKCARD: N/R-00001 ) WHILE ACCOMPLISHING 
- [SDR ASAA2023090945050](https://openairdocs.org/sdr/ASAA2023090945050), Sep 9, 2023: UNKNOWN. UNKNOWN. CAB ZONE TEMP LIGHT FAULTS DURING RECALL. EXTINGUISHES UPON MASTER CAUTION RESET. GROUNDED - YES. (RESOLVED ON W/O: 1967571 TASKCARD: N/R-00002 ) ACCOMPLISHED F
- [SDR ASAA2023090945011](https://openairdocs.org/sdr/ASAA2023090945011), Sep 9, 2023: UNKNOWN. UNKNOWN. CONT CAB ZONE TEMP LIGHT ON. GROUNDED - YES. APPLIED APU AIR TO SYSTEM AND EXERCISED TRIM AIR VALVE. OPS CK NORMAL PER AMM 21-61-00 NO HISTORY LAST 30 DAYS. SEA
- [SDR ASAA2023083144879](https://openairdocs.org/sdr/ASAA2023083144879), Aug 31, 2023: UNKNOWN. UNKNOWN. DURING DRY MOTOR RUN FOUND #2 ENGINE STARTER OIL LEAK AT STARTER CLAMP. GROUNDED - YES. INSPECTED QADTER CLAMPPER AMM 80-11-01NO CRACKS NOTED.FOUND STARTER CLAM
- [SDR ASAA2023080944522](https://openairdocs.org/sdr/ASAA2023080944522), Aug 9, 2023: BLEED VALVE. LEAKING. INFLIGHT DUCT PRESSURE DIFFERENTIAL EXCEEDED 20 PSI AT 8000FT LEFT - 40PSI RIGHT - 65PSIAT 17000FT AND APPROX 10 MINS INFLIGHT LEFT - 45PSI RIGHT - 55PSIAT 3400
- [SDR ASAA2023080244380](https://openairdocs.org/sdr/ASAA2023080244380), Aug 2, 2023: UNKNOWN. UNKNOWN. UNSAT AUTOLAND. APP WARN APPX 50' 34L APPROACH. GROUNDED - YES. FFR SHOWD NO FAULTS LAST FLIGHT, DFCS CHA AND CH B. HGS LOGGED "RALT 1" FAULTS AND "RALT COMP" F
- [SDR ASAA2023072744276](https://openairdocs.org/sdr/ASAA2023072744276), Jul 27, 2023: UNKNOWN. UNKNOWN. APPCH WARN AT 100'AGL.DISCONNECTED A/PAND LANDED.AULTOLAN/HGS.ILS WAS CLEARAPPCH WAR. WIND VAR @3 34L SEA. GROUNDED - YES. T/S AND FOUND ILS ANOMALY LOGGED IN H
- [SDR ASAA2023072244153](https://openairdocs.org/sdr/ASAA2023072244153), Jul 22, 2023: UNKNOWN. UNKNOWN. ON MASTER CAUTION RECALL THE LEFT PACK LIGHT ILLUMINATED AND DISTINGUISHED WHEN MASTER CAUTION PUSH TO RESET WAS PUSHED. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023072044253](https://openairdocs.org/sdr/ASAA2023072044253), Jul 20, 2023: COUPLING. LEAKING. MAINTENANCE/TECH SERVICES REQUEST: FOLLOW-UP TO #1 ENGINE IDG FREQUENT SERVICING----(#PRI2/ETOPS)-----. GROUNDED - YES. (RESOLVED ON W/O: 1962582 TASKCARD: N/R-
- [SDR ASAA2023061533562](https://openairdocs.org/sdr/ASAA2023061533562), Jun 13, 2023: UNKNOWN. UNKNOWN. AT CRUISE FO HAD VTRK DISPLAYED ON ND DISPLAY AND AUTOPILOT REVERTED TO CWS ROLL MODE. VTRK WENT AWAY AND OPS WENT BACK TO NORMAL. GROUNDED - YES. VERIFIED FMC+
- [SDR ASAA2023061243578](https://openairdocs.org/sdr/ASAA2023061243578), Jun 12, 2023: MOTOR. FAULTY. #2 FWD FUEL PUMP LOW PRESSURE LIGHT ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED #2 FWD BOOST PUMP IMPELLER IAW B737-800 AMM 28-22-41.
- [SDR ASAA2023061143545](https://openairdocs.org/sdr/ASAA2023061143545), Jun 11, 2023: UNKNOWN. UNKNOWN. WINDOW HEAT OVERHEAT LIGHT ILLUMINATED DURING CLIMB. GROUNDED - YES. LIGHT STAYS EXTINGUISHED AFTER QRH PROCEDURE.
- [SDR ASAA2023061143543](https://openairdocs.org/sdr/ASAA2023061143543), Jun 11, 2023: UNKNOWN. UNKNOWN. LH PACK LIGHT ON AFTER PUSHING RECALL, GOES OUT AFTER PUSHING MASTER CAUTION. GROUNDED - YES. PERFORMED B737-800 FIM 21-53 TASK 821 FOR LH PACK FOUND "THIS PACK
- [SDR ASAA2023052543382](https://openairdocs.org/sdr/ASAA2023052543382), May 25, 2023: SENSOR. FAULTY. L/H DUCT PRESSURE INDICATION READS A MAXIMUM OF 30 PSI AT 80% N1, #1 ENGINE. (FOR REFERENCE #2 ENGINE R/H DUCT PRESSURE 47 PSI AT 80% N1)NOTE: ISOLATION VALVE C
- [SDR ASAA2023052443360](https://openairdocs.org/sdr/ASAA2023052443360), May 24, 2023: ENGINE. DAMAGED. WHILE ACCOMPLISHING ASA SBCFM56-7B-72-1074-1. FOUND ON STAGE 3 SLAB PIN AT THE 9 O'CLOCK POSITION LIBERATED. CAUSING DAMAGE TO THE J-HOOK AND SPOOL. REQUIRES EN
- [SDR ASAA2023051043205](https://openairdocs.org/sdr/ASAA2023051043205), May 10, 2023: MOTOR. FAULTY. ON DESCENT PASSING THROUGH FL200 LEFT AFT FUEL PUMP LOW PRESSURE LIGHT ILLUMINATED CONTINUOUSLY. LEFT MAIN TANK CONTAINED APPROX 4.9K LBS OF FUEL. GROUNDED - YE
- [SDR ASAA2023042943040](https://openairdocs.org/sdr/ASAA2023042943040), Apr 29, 2023: MODULATING VALVE. FAULTY. "ZONE TEMP" AMBER ANNUNCIATOR ON OVERHEAD PANEL CONT CAB. EXTINGUISHES ON M.C RESET. GROUNDED - YES. R/R ZONE TRIM AIR MODULATING VALVE (V00143) IAW B737-800 AM
- [SDR ASAA2023041242820](https://openairdocs.org/sdr/ASAA2023041242820), Apr 12, 2023: LENS. BROKEN. EMERGENCY EXIT LIGHT LENS COVER, FLOOR LEVEL BY L1 DOOR BROKEN. GROUNDED - YES. INSTALLED NEW LENS COVER ON EMERGENCY EXIT LIGHT BY L1 DOOR AT FLOOR LEVEL.
- [SDR ASAA2023041042812](https://openairdocs.org/sdr/ASAA2023041042812), Apr 10, 2023: UNKNOWN. UNKNOWN. A OVERHEAT/DETECTION FIRE LOOPS DOES NOT WORK. GROUNDED - YES. UNCAPPED /STOWED MW0325 A1 CORE SENSOR WIRE @ M1759 RETERMINATED WIRE REF B737-800 SWPM 20-30-11.
- [SDR ASAA2023040142679](https://openairdocs.org/sdr/ASAA2023040142679), Apr 1, 2023: EXCITER. INOPERATIVE. NO LIGHT OFF DURING #1 ENGINE START ATTEMPT ON RIGHT IGNITION. GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE L/H + R/H IGNITER PLUGS W/ NEW. REMOVED AND REPLAC
- [SDR ASAA2023032942629](https://openairdocs.org/sdr/ASAA2023032942629), Mar 29, 2023: CONTROL PANEL. FAULTY. MODE CTRL PANEL GOES DIM AFTER A WHILE HAS HISTORY. RESETS ACCOMPLISHED. GROUNDED - YES. REPLACED MCP REF B737-800 AMM TASK 22-1134-000-801.
- [SDR ASAA2023032242637](https://openairdocs.org/sdr/ASAA2023032242637), Mar 22, 2023: DIFFUSER. UNKNOWN. REF ASA TSR 714008 ON STEP 3, FOUND FAN BYPASS CHECK VALVE WAS MISSING REF B737-800 AMM 21-51-03. ON RH PACK. GROUNDED - YES. REMOVED AND REPLACED PRIMARY HEAT 
- [SDR ASAA2023032142561](https://openairdocs.org/sdr/ASAA2023032142561), Mar 21, 2023: UNKNOWN. UNKNOWN. FAULT LIGHT ILLUMINATES AND #1 FIRE HANDLE DOES NOT ILLUMINATED WHEN TESTING FIRE OVERHEAT. GROUNDED - YES. REPAIRED TERMINAL LUG AT #1 ENG #3 DETECTOR REF B737
- [SDR ASAA2023032042429](https://openairdocs.org/sdr/ASAA2023032042429), Mar 20, 2023: UNKNOWN. UNKNOWN. MODE CONTROL DIGITAL BACKLIGHT NOT WORKING AS WELL AS F/O COURSE NOT WORKING. GROUNDED - YES. RESET MCP PER B737-800 AMM 22-11-34. BACKLIGHT BACK TO NORMAL. OPS
- [SDR ASAA2023031942407](https://openairdocs.org/sdr/ASAA2023031942407), Mar 19, 2023: TAT PROBE. INOPERATIVE. THE "A" SIDE TEMP PROBE AMBER LIGHT ILLUMINATED IN FLIGHT. GROUNDED - YES. DIVERSION - FOUND TAT PROBE HEAT INOP. REMOVED AND REPLACED TAT PROBE PER B737-800 AM
- [SDR ASAA2023031842402](https://openairdocs.org/sdr/ASAA2023031842402), Mar 18, 2023: UNKNOWN. UNKNOWN. MCP DIMMER INOP. F/O COURSE LOCKED ON 880. A/P P/RST ILLUMINATED BOTH SIDES. GROUNDED - YES. RESET MODE CONTROL PANEL PER B737-800 AMM 22-11-34. MODE CONTROL PA

All 380: https://openairdocs.org/aircraft/N531AS/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 737-890)

- [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/N531AS/stcs.md

## Earlier aircraft with N531AS

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N531AS before.

- [Cancelled 2005-06-10](https://openairdocs.org/deregistered/N531AS-2005-06-10): Aerospatiale ATR 72-212, S/N 454, built 1995. Exported to Brazil. Owner: [Wells Fargo Bank Northwest Na Trustee](https://openairdocs.org/faa-owner/WELLS%20FARGO%20BANK%20NORTHWEST%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City)

## Related

- Other Boeing 737-890 aircraft: https://openairdocs.org/model/boeing-737-890/aircraft.md
- The CFM International CFM56-7B27 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b27-series.md

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