# N512AS: 2008 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/B3 series](https://openairdocs.org/engine/cfm-international-cfm56-7b27-b3-series) (registry code 13054)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 39043
- Year built: 2008
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: August 27, 2008
- Certificate issued: February 1, 2022
- Expires: February 28, 2029
- Mode S code: A668EE
- Registered owner: [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Corporation
- Owner's area on the map: 39.7357° N, 75.5321° W: Placed by OpenAirDocs: center of Wilmington, DE, 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=512AS
- Page: https://openairdocs.org/aircraft/N512AS

From the FAA registry file of October 22, 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/B3 model are included.

## ADs that may apply (OpenAirDocs): 343 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/B3 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

### 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 406: https://openairdocs.org/aircraft/N512AS/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 N512AS.

## FAA accident and incident reports

None matched to N512AS.

## Service difficulty reports (394, 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 ASAA2026100669116](https://openairdocs.org/sdr/ASAA2026100669116), Oct 6, 2026: GUIDE ARM. OUT OF ADJUST. R1 DOOR DOES NOT CLOSE PROPERLY. GROUNDED - YES. ADJUSTED R1 GUIDE ARM IAW AMM 52-41-00-820-801, DOOR SHUTS SMOOTHLY WITH NO ADVERSE IMPACTS. OPS CHKD GOOD.
- [SDR ASAA2026031764971](https://openairdocs.org/sdr/ASAA2026031764971), Mar 17, 2026: BATTERY PACK. INOPERATIVE. R1 DOOR EMERGENCY LIGHT IS INOP. SRXR430X. GROUNDED - YES. REMOVED AND REPLACED R1 DOOR EMERGENCY BATTERY PACK AND PERFORMED R1 DOOR EMERGENCY LIGHT TEST IAW B7
- [SDR ASAA2026022564886](https://openairdocs.org/sdr/ASAA2026022564886), Feb 25, 2026: WEB. CRACKED. LEFT WHEEL WELL CENTER WING REAR SPAR VAPOR WEB HAS A CRACK ON THE LH AND RH SIDE OF THE HYDRAULIC RETURN FILTER. STICKER 001-76. SRXR430X. GROUNDED - YES. ACCO
- [SDR ASAA2026013064062](https://openairdocs.org/sdr/ASAA2026013064062), Jan 30, 2026: GUIDE ARM. OUT OF ADJUST. THE R-1 DOOR IS DIFFICULT TO CLOSE, WHILE CLOSING THE AFT SIDE OF THE DOOR IS NOT MOVING OUTBOARD ENOUGH. GROUNDED - YES. FOUND THE R-1 DOOR GUIDE ARM OUT OF AD
- [SDR ASAA2025121563103](https://openairdocs.org/sdr/ASAA2025121563103), Dec 15, 2025: HINGE. DIRTY. R1 DOOR VERY DIFFICULT TO CLOSE, SHOWED UP TO A/C DOOR HANDLE WAS STOWED AND RIGHT SIDE OF DOOR WAS SHOWING APPROX. 1 INCH GAP. GROUNDED - YES. CLEANED AND INSP
- [SDR ASAA2025073159823](https://openairdocs.org/sdr/ASAA2025073159823), Jul 31, 2025: FACEPLATE. DETACHED. FA REPORTS LEFT EXIT SIGN FACE PLATE DETACHED. GROUNDED - YES. REINSTALLED AFT L/H EXIT AMG SIGN FACE PLATE REF IPC 33-51-05-02A.
- [SDR ASAA2025062358979](https://openairdocs.org/sdr/ASAA2025062358979), Jun 23, 2025: DOOR. BINDING. FLIGHT ATTENDANT REPORTS R1 DOOR REQUIRES MORE EFFORT THAN NORMAL TO OPEN/CLOSE. GROUNDED - YES. PERFORMED SERVICE DOOR CHECK OF R1 DOOR. REF AMM 52-41-00. FOUN
- [SDR ASAA2025060858592](https://openairdocs.org/sdr/ASAA2025060858592), Jun 8, 2025: LENS. MISSING. EXIT SIGN NEXT TO DOOR L2 MISSING. GROUNDED - YES. INSTALLED L2 EXIT DOOR SIGN COVER PER AMM 33-51-01. NO DEFECTS NOTED. A/C OK.
- [SDR ASAA2025012155495](https://openairdocs.org/sdr/ASAA2025012155495), Jan 21, 2025: POWER SUPPLY. INOPERATIVE. EMERGENCY LIGHTS ASSOCIATED WITH POWER SUPPLY M1676 ARE INOP. GROUNDED - YES. REMOVED AND REPLACED POWER SUPPLY M1676 S/N 130677 IAW B737-NG AMM 33-51-960-806. 
- [SDR ASAA2025012155494](https://openairdocs.org/sdr/ASAA2025012155494), Jan 21, 2025: POWER SUPPLY. INOPERATIVE. EMERGENCY LIGHTS ASSOCIATED WITH POWER SUPPLY M1670 ARE INOP. GROUNDED - YES. REMOVED AND REPLACED POWER SUPPLY M1670 S/N 33222 IAW B737-NG AMM 33-51-06-960-806
- [SDR ASAA2025011455445](https://openairdocs.org/sdr/ASAA2025011455445), Jan 14, 2025: STRINGER. CORRODED. LATE FIND:STRINGER 27L IS CORRODED AT STA. 727+14 ON I/B SIDE. GROUNDED - YES. REPAIRED CORRODED STRINGER 27L AT STA. 727+14 ON I/B SIDE IAW ASA EA#800-53EA-281
- [SDR ASAA2024122755340](https://openairdocs.org/sdr/ASAA2024122755340), Dec 27, 2024: SKIN. CRACKED. ACCESS REQ AT STA 92.70 FOR 2EA CRACKS IN RIB, REPAIR 11 REQ. GROUNDED - YES. REPAIRED AREA WITH REPAIR 11 AT STA. 92.70 OF RH HORIZONTAL STABILIZER LOWER SKIN 
- [SDR ASAA2024122155551](https://openairdocs.org/sdr/ASAA2024122155551), Dec 21, 2024: RIB. CRACKED. ACCESS REQ AT STA 120.30 FOR 2EA CRACKS IN RIB, REPAIR 11 REQ. GROUNDED - YES. REMOVED EXISTING REPAIR AT STA 129.50, CUT NEW ACCESS HOLE AT STA 120.30 AND REPA
- [SDR ASAA2024121355302](https://openairdocs.org/sdr/ASAA2024121355302), Dec 13, 2024: SKIN. CRACKED. CRACK INDICATION FOUND: L/H HORZ. STAB. LOWER SKIN I/B STAB. STA. 147.90 FASTENER ROW, 16.25" FWD OF AFT SPAR, MARKED .370"L. GROUNDED - YES. REMOVED CRACK AT S
- [SDR ASAA2024121055249](https://openairdocs.org/sdr/ASAA2024121055249), Dec 10, 2024: SUPPORT. CORRODED. AFT PIT RH TRANSITION CORRODED FROM STA 727-767. GROUNDED - YES. REMOVED CORROSION FROM AFT PIT RH TRANSITION STA 727-767. ORG MAT..040, REMOVED MAT .008, MAT R
- [SDR ASAA2024121055139](https://openairdocs.org/sdr/ASAA2024121055139), Dec 10, 2024: WEB. CORRODED. AFT PIT THRESHOLD HAS NUMEROUS SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORROSION ORIG .050, REMAIN .039 LOSS OF .011. FOUND OUT OF LIMITS IAW B737 800 SRM 5
- [SDR ASAA2024121055138](https://openairdocs.org/sdr/ASAA2024121055138), Dec 10, 2024: TRANSITION PANEL. CORRODED. AFT PIT LH TRANSITION CORRODED FROM STA 727-847. GROUNDED - YES. REMOVED CORROSION ORIG .040, REMAIN .034 LOSS OF .006. FOUND OUT OF LIMITS IAW B737 800 SRM 53-
- [SDR ASAA2024121055116](https://openairdocs.org/sdr/ASAA2024121055116), Dec 10, 2024: STRAP. CORRODED. AFT PIT UPPER SILL STRAP CORRODED. GROUNDED - YES. REMOVED CORROSION ORIG .100, REMAIN .088 LOSS OF .012. FOUND OUT OF LIMITS IAW B737 800 SRM 53-60-15. REMOVED
- [SDR ASAA2024121055040](https://openairdocs.org/sdr/ASAA2024121055040), Dec 10, 2024: SHIELD. CORRODED. AFT PIT RH FWD SHIELD HAS NUMEROUS SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORROSION ON AFT PIT R/H FWD SHIELD. ORIGINAL MAT .050, REMOVED .010, REMAINING .
- [SDR ASAA2024120955600](https://openairdocs.org/sdr/ASAA2024120955600), Dec 9, 2024: FLOORBEAM. CORRODED. MAIN CABIN. TOP OF FLOOR BEAM CORRODED NEXT TO FITTING, STA 915, LBL 24 GROUNDED - YES. REMOVED AND REPLACED CORRODED P/N# 147A5690-10 INTERCOSTAL IAW B737-800 
- [SDR ASAA2024120955137](https://openairdocs.org/sdr/ASAA2024120955137), Dec 9, 2024: FLOOR SUPPORT. CORRODED. MAIN CABIN. TOP OF FLOOR STRUCTURE STA 959 LBL 49, CORROSION AROUND FASTENER HOLE. GROUNDED - YES. REMOVED CORRODED INTERCOSTAL I.A.W B737-800 SRM 51-40-02, LOC
- [SDR ASAA2024120955136](https://openairdocs.org/sdr/ASAA2024120955136), Dec 9, 2024: FLOOR SUPPORT. CORRODED. MAIN CABIN AFT WET AREA STA 947-967 LBL 27 INTERCOSTAL CORRODED. GROUNDED - YES. REMOVED CORRODED INTERCOSTAL BS 947-967 LBL27 AND 2 EACH FLOOR SUPPORTS IAW B73
- [SDR ASAA2024120955117](https://openairdocs.org/sdr/ASAA2024120955117), Dec 9, 2024: FLOORBEAM. CORRODED. MAIN CABIN. TOP OF FLOOR STRUCTURE STA 986 LBL27-RBL-34, CORROSION AROUND FASTENER HOLES. GROUNDED - YES. REMOVED CORROSION ORIG .150, REMAIN .125 LOSS OF .025.
- [SDR ASAA2024120955041](https://openairdocs.org/sdr/ASAA2024120955041), Dec 9, 2024: SUPPORT ANGLE. CORRODED. MAIN CABIN AFT WET AREA STA 990 RBL 40 SUPPORT ANGLE BARE METAL. GROUNDED - YES. CLEANED AREA IAW SOPM 20-30-03. FOUND CORROSION AND REMOVED IT. 100% LOSS IN A 
- [SDR ASAA2024120955039](https://openairdocs.org/sdr/ASAA2024120955039), Dec 9, 2024: FLOORBEAM. CORRODED. MAIN CABIN. TOP OF FLOOR BEAM CORRODED AFT OF FITTING, STA 915 ,LBL 25.5. GROUNDED - YES. FOUND INTERCOSTAL OUT-OF LIMITS IAW B737 SRM 53-70-58-1A-1 INSTALLED N
- [SDR ASAA2024120954956](https://openairdocs.org/sdr/ASAA2024120954956), Dec 9, 2024: BEAM. GOUGED. L2 DOOR, HANDLE BOX CUTOUT, UPPER STUB BEAM, LOWER SURFACE IS GOUGED. GROUNDED - YES. REMOVED AND REPLACED UPPER STAB BEAM IAW B737-800 SRM 51-40-02, BAC DWG 14
- [SDR ASAA2024120954889](https://openairdocs.org/sdr/ASAA2024120954889), Dec 9, 2024: ANGLE. CORRODED. MAIN CABIN AFT WET AREA STA 1006-1016 RBL 27 ANGLE HAS BARE METAL. GROUNDED - YES. REMOVED CORROSION AT FASTENER HOLE WITH 100% LOSS OF MATL FOUND OUT OF LIMITS
- [SDR ASAA2024120954888](https://openairdocs.org/sdr/ASAA2024120954888), Dec 9, 2024: ANGLE. CORRODED. MAIN CABIN. TOP OF FLOOR STRUCTURE STA 991.5 - 994.5, LBL32, 2 AREAS OF CORROSION. GROUNDED - YES. REMOVED CORROSION WITH 100% LOSS. FOUND OUT OF LIMITS IAW B73
- [SDR ASAA2024120754882](https://openairdocs.org/sdr/ASAA2024120754882), Dec 7, 2024: PAN. CORRODED. R1 DOOR HANDLE PAN INNER BORE DAMAGED (NICKED) GROUNDED - YES. REMOVED DAMAGE FROM AREA, MAX AMOUNT MATERIAL THAT CAN BE REMOVED IS .100", REMOVED .112" THICKNE
- [SDR ASAA2024120655301](https://openairdocs.org/sdr/ASAA2024120655301), Dec 6, 2024: RIB. CRACKED. L/H HORIZONTAL STABILIZER HAS 2EA. CRACKS IN RIB STAB STA.120.30. GROUNDED - YES. REMOVED 2EA CRACKS IN RIB AT STA 120.30 ON LH HORIZONTAL STAB AND REPAIRED 2EA
- [SDR ASAA2024120655300](https://openairdocs.org/sdr/ASAA2024120655300), Dec 6, 2024: RIB. CRACKED. RH HORIZONTAL STABILIZER HAS 2EA. CRACKS IN RIB STAB STA.92.70. GROUNDED - YES. EXISTING REPAIR REMOVED IAW B737-800 SRM 51-40-02. PAINT STRIPPED IAW B737-800 A
- [SDR ASAA2024120655297](https://openairdocs.org/sdr/ASAA2024120655297), Dec 6, 2024: SKIN. DAMAGED. RIGHT HORIZONTAL STABILIZER BOTTOM SIDE HAS 3EA. DENTS AT STAB STA.157.10. GROUNDED - YES. EVALUATED DAMAGE ON RIGHT HAND HORIZONTAL STAB LOWER SKIN AT STA 157.
- [SDR ASAA2024120655118](https://openairdocs.org/sdr/ASAA2024120655118), Dec 6, 2024: WEB. CORRODED. FWD PIT THRESHOLD HAS MULTIPLE SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORROSION ORIGINAL THICK .045", MATERIAL REMOVED .010" MAT REMAINING .035" FOUND TO B
- [SDR ASAA2024070350808](https://openairdocs.org/sdr/ASAA2024070350808), Jul 3, 2024: CONNECTOR. NOT SEATED. R/H AFT SIDE/WING EMERGENCY LIGHT INOP. GROUNDED - YES. CONNECTOR FOR EMERGENCY LTS PSU NOT FULLY SEATED. RECONNECTED POWER SUPPLY CONNECTOR. EMER BATT LTS CHK 
- [SDR ASAA2023111146141](https://openairdocs.org/sdr/ASAA2023111146141), Nov 11, 2023: BULB. INOPERATIVE. RIGHT SIDE SLIDE LIGHT FOUND INOP. GROUNDED - YES. RELAMPED RIGHT SIDE SLIDE LIGHT AND OPS CHECK NORMALREF B737-800 AMM 33-51-04-960-801.
- [SDR ASAA2023103045945](https://openairdocs.org/sdr/ASAA2023103045945), Oct 30, 2023: UNKNOWN. UNKNOWN. WINDOW OVERHEAT, LEFT SIDE L2 WINDOW. QRH WINDOW OVERHEAT CHECKLIST COMPLETED. WINDOW OVERHEAT, LEFT SIDE WINDOW (L2) ILLUMINATED AGAIN. GROUNDED - YES. INITAL 
- [SDR ASAA2023102045759](https://openairdocs.org/sdr/ASAA2023102045759), Oct 20, 2023: UNKNOWN. UNKNOWN. LEFT LPACK LIGHT ILLUMINATED ON RECALL. GROUNDED - YES. ACCOMPLISHED PACK TEMP CONTROLLER BITE CK, FOUND TCV FAULT ON ZONE TEMPCONTROLLER 1, AFTER COMPLETING BI
- [SDR ASAA2023101745703](https://openairdocs.org/sdr/ASAA2023101745703), Oct 17, 2023: CONTROL PANEL. FAULTY. "B" - 2ND AUTO PILOT FAILED TO ENGAGE DURING ATTEMPTED AUTOLAND APPROACH. GROUNDED - YES. (RESOLVED ON W/O: 1973033 TASKCARD: N/R-00002 ) REMOVED AND REPLACED M
- [SDR ASAA2023101745699](https://openairdocs.org/sdr/ASAA2023101745699), Oct 17, 2023: CONTROLLER. FAULTY. AUTOFAIL LIGHT ILLUMINATED. GROUNDED - YES. (RESOLVED ON W/O: 1973033 TASKCARD: N/R-00004 ) REMOVED AND REPLACED #1 CPC PER AMM 21-31-01. NO FAULTS NOTED. REMOV
- [SDR ASAA2023100845522](https://openairdocs.org/sdr/ASAA2023100845522), Oct 8, 2023: CONTROLLER. MALFUNCTIONED. CLIMBING THROUGH APPROX FLIGHT LEVEL 340 SIGNIFICANT PRESSURE CHANGE, EARS POPPED, NO CAUTIOIN LIGHT, STOPPED CLIMB, STARTED DECENT, RAN UNCONTROLLED PRESSURE C
- [SDR ASAA2023100545456](https://openairdocs.org/sdr/ASAA2023100545456), Oct 5, 2023: UNKNOWN. UNKNOWN. ELEC ANNUNCIATOR LT ILLUMINATED. GROUNDED - YES. PERFORMED B737-800 FIM 24-31 TASK 801. RESET INTERMITTENT FAULT. OK FOR SERVICE.
- [SDR ASAA2023092545297](https://openairdocs.org/sdr/ASAA2023092545297), Sep 25, 2023: CONNECTOR. DAMAGED. #2 ENGINE HYDRAULIC PUMP CONNECTOR DAMAGE FOUND DURING MX TASK CARD. GROUNDED - YES. REMOVED AND REPLACED #2 ENG EDP REF B737-800 AMM 29-11-11-400-801-001. OPS 
- [SDR ASAA2023090144930](https://openairdocs.org/sdr/ASAA2023090144930), Sep 1, 2023: TRANSCEIVER. INOPERATIVE. HF 2 SHOWS FAIL FAIL MESSAGE. GROUNDED - YES. VERIFED FAIL FAIL ON FO'S RTP & HF TRANSCEIVER WILL NOT ENTER BITE. RESET #2 HF C/B = SAME RESULTS. REPLACED #2 HF
- [SDR ASAA2023071744079](https://openairdocs.org/sdr/ASAA2023071744079), Jul 17, 2023: UNKNOWN. UNKNOWN. WHILE ACCOMPLISHING T/C 78273000 FOUND ENG #2 ECONOMIC FAULT 75-10362 THE HPTACC POSITION SIGNALS IS OUT OF RANGE. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023071744078](https://openairdocs.org/sdr/ASAA2023071744078), Jul 17, 2023: UNKNOWN. UNKNOWN. WHILE ACCOMPLISHING T/C 78273000 FOUND ENG #2 ECONOMIC FAULT 75-30412. THE HPTACC POSITION SIGNALS DISAGREE. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023072174077](https://openairdocs.org/sdr/ASAA2023072174077), Jul 17, 2023: UNKNOWN. UNKNOWN. WHILE ACCOMPLISHING T/C 78273000 FOUND ENG #2 ECONOMIC FAULT 75-20462. THE HPTACC DEMAND AND POSITION SIGNALS DISAGREE. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023071544032](https://openairdocs.org/sdr/ASAA2023071544032), Jul 15, 2023: UNKNOWN. UNKNOWN. UNABLE TO TRANSMIT ON HF 1 OR 2. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023071544034](https://openairdocs.org/sdr/ASAA2023071544034), Jul 15, 2023: UNKNOWN. UNKNOWN. MSG ECONOMIC FAULT CODE 77-90872 EGT SIGNAL OUT OF RANGE ENG #2. GROUNDED - YES. CLEANED S1 THRU S4 EGT PROBES REF B737-800 AMM 77-21-00 AND T/C N8420001 VERIFI
- [SDR ASAA2023070143852](https://openairdocs.org/sdr/ASAA2023070143852), Jul 1, 2023: UNKNOWN. UNKNOWN. #2 ENGINE HAS ECONOMIC FAULT 73-31372 UPPER EGT LIMIT REACHED. GROUNDED - YES. ON DEFERRAL.
- [SDR ASAA2023032342499](https://openairdocs.org/sdr/ASAA2023032342499), Mar 23, 2023: UNKNOWN. UNKNOWN. CATERING REPORTS R1 DOOR NOT CLOSE. GROUNDED - YES. FOUND R1 DOOR BINDING WHEN TRYING TO CLOSE. REQUIRES EXCESSIVE PRESSURE TO CLOSE. FOUND R-1 DOOR GUIDE ARM O

All 394: https://openairdocs.org/aircraft/N512AS/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/N512AS/stcs.md

## Related

- Other Boeing 737-890 aircraft: https://openairdocs.org/model/boeing-737-890/aircraft.md
- The CFM International CFM56-7B27/B3 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b27-b3-series.md

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