# N76503: 2006 Boeing 737-824

- Status: Valid registration
- Airframe: [Boeing 737-824](https://openairdocs.org/model/boeing-737-824) (registry code 13844BZ, 149 seats)
- Engine: [CFM International CFM56-7B26 series](https://openairdocs.org/engine/cfm-international-cfm56-7b26-series) (registry code 13045)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 33461
- Year built: 2006
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: August 17, 2006
- Certificate issued: August 23, 2006
- Expires: January 31, 2028
- Mode S code: AA568F
- Registered owner: [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC)
- Location: [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago)
- Owner type: Corporation
- Owner's area on the map: 41.8813° N, 87.6375° W: Placed by OpenAirDocs at the center of ZIP code 60606, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=76503
- Page: https://openairdocs.org/aircraft/N76503

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every CFM International CFM56-7B26 model are included.

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

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

- [AD 2026-20-14](https://openairdocs.org/ad/2026-20-14): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 23, 2026
- [AD 2026-20-13](https://openairdocs.org/ad/2026-20-13): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 23, 2026
- [AD 2026-13-13](https://openairdocs.org/ad/2026-13-13): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Jul 1, 2026
- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2025-25-04](https://openairdocs.org/ad/2025-25-04): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 6 more. Effective Jan 16, 2026
- [AD 2025-24-02](https://openairdocs.org/ad/2025-24-02): Landing gear · Boeing 737-700 Series, 737-800 Series, 737-900 Series and 1 more. Effective Dec 10, 2025
- [AD 2025-19-12](https://openairdocs.org/ad/2025-19-12): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 6, 2025
- [AD 2025-15-01](https://openairdocs.org/ad/2025-15-01): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 25, 2025
- [AD 2025-07-03](https://openairdocs.org/ad/2025-07-03): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 13, 2025
- [AD 2025-05-16](https://openairdocs.org/ad/2025-05-16): Fuselage · Boeing 737-800 Series. Effective Apr 22, 2025
- [AD 2025-04-03](https://openairdocs.org/ad/2025-04-03): Exhaust · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2025
- [AD 2025-04-02](https://openairdocs.org/ad/2025-04-02): Powerplant · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2025
- [AD 2025-04-01](https://openairdocs.org/ad/2025-04-01): Powerplant · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2025
- [AD 2025-02-07](https://openairdocs.org/ad/2025-02-07): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Mar 17, 2025
- [AD 2024-18-08](https://openairdocs.org/ad/2024-18-08): Equipment/furnishings · Boeing 737-300 Series, 737-400 Series and 737-800 Series. Effective Nov 15, 2024
- [AD 2024-18-07](https://openairdocs.org/ad/2024-18-07): Equipment/Furnishing · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Nov 12, 2024
- [AD 2024-16-10](https://openairdocs.org/ad/2024-16-10): Instruments · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 28, 2024
- [AD 2024-13-02](https://openairdocs.org/ad/2024-13-02): Oxygen · Boeing 737-8, 737-9, 737-8200 and 3 more. Effective Jul 25, 2024
- [AD 2024-06-01](https://openairdocs.org/ad/2024-06-01): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective May 22, 2024
- [AD 2024-01-06](https://openairdocs.org/ad/2024-01-06): Fuselage · Boeing 737-600 Series, 737-700 Series and 737-800 Series. Effective Mar 7, 2024
- [AD 2023-13-05](https://openairdocs.org/ad/2023-13-05): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 27, 2023
- [AD 2023-13-12](https://openairdocs.org/ad/2023-13-12): Oxygen · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 17 more. Effective Sep 5, 2023
- [AD 2023-12-13](https://openairdocs.org/ad/2023-12-13): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Jun 21, 2023
- [AD 2023-06-15](https://openairdocs.org/ad/2023-06-15): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-800 Series and 2 more. Effective May 30, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2023-04-17](https://openairdocs.org/ad/2023-04-17): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective May 1, 2023
- [AD 2022-24-09](https://openairdocs.org/ad/2022-24-09): Air conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jan 26, 2023
- [AD 2022-18-13](https://openairdocs.org/ad/2022-18-13): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Oct 31, 2022
- [AD 2022-13-18](https://openairdocs.org/ad/2022-13-18): Oxygen · Boeing 737-700 Series, 737-800 Series, 747-8 Series and 3 more. Effective Sep 15, 2022
- [AD 2022-15-08](https://openairdocs.org/ad/2022-15-08): Information systems · Airbus A318-111, A318-112, A319-111 and 49 more. Effective Aug 12, 2022
- [AD 2022-11-13](https://openairdocs.org/ad/2022-11-13): Fuselage · Boeing 737-700 Series, 737-800 Series and 737-900ER Series. Effective Aug 3, 2022
- [AD 2022-06-06](https://openairdocs.org/ad/2022-06-06): Flight controls · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 16, 2022
- [AD 2022-08-05](https://openairdocs.org/ad/2022-08-05): Fuselage · Boeing 737-800 Series. Effective May 27, 2022
- [AD 2021-26-17](https://openairdocs.org/ad/2021-26-17): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 15, 2022
- [AD 2021-18-17](https://openairdocs.org/ad/2021-18-17): Auto flight · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Dec 20, 2021
- [AD 2021-21-09](https://openairdocs.org/ad/2021-21-09): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Dec 13, 2021
- [AD 2021-17-08](https://openairdocs.org/ad/2021-17-08): Fuselage · Boeing 737-800 Series and 737-900ER Series with STC ST04096CH. Effective Aug 17, 2021
- [AD 2021-16-15](https://openairdocs.org/ad/2021-16-15): Air conditioning · Boeing 737-8, 737-800 Series, 737-8200 and 2 more. Effective Aug 9, 2021
- [AD 2021-11-24](https://openairdocs.org/ad/2021-11-24): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jul 20, 2021
- [AD 2021-08-04](https://openairdocs.org/ad/2021-08-04): Oxygen · Boeing 737-200 Series, 737-300 Series, 737-400 Series and 23 more. Effective May 26, 2021
- [AD 2021-02-14](https://openairdocs.org/ad/2021-02-14): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Mar 30, 2021
- [AD 2021-02-13](https://openairdocs.org/ad/2021-02-13): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 2 more. Effective Mar 30, 2021
- [AD 2021-01-04](https://openairdocs.org/ad/2021-01-04): Doors · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 29, 2021
- [AD 2020-21-02](https://openairdocs.org/ad/2020-21-02): Fire protection · Airbus Canada Limited Partnership BD-500-1A10, BD-500-1A11, A330-201 and 45 more. Effective Nov 19, 2020
- [AD 2020-18-13](https://openairdocs.org/ad/2020-18-13): Fuel · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 29, 2020
- [AD 2020-16-51](https://openairdocs.org/ad/2020-16-51): Pneumatic · Boeing 737-300 Series, 737-400 Series, 737-500 Series and 6 more. Effective Aug 26, 2020
- [AD 2020-03-10](https://openairdocs.org/ad/2020-03-10): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Mar 27, 2020
- [AD 2020-01-11](https://openairdocs.org/ad/2020-01-11): Air conditioning · Boeing 737-800 Series, 737-900 Series and 737-900ER Series. Effective Feb 21, 2020
- [AD 2019-19-10](https://openairdocs.org/ad/2019-19-10): Fuel · Boeing 737-300 Series, 737-400 Series, 737-500 Series and 21 more. Effective Jan 16, 2020
- [AD 2019-22-06](https://openairdocs.org/ad/2019-22-06): Fuel · Boeing 737-800 Series with STC ST00830SE. Effective Dec 30, 2019

### Matched by engine (CFM International CFM56-7B26 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/N76503/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 N76503.

## FAA accident and incident reports

None matched to N76503.

## Service difficulty reports (47)

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 CALA2026062517348](https://openairdocs.org/sdr/CALA2026062517348), Jun 23, 2026: BULB. BURNED OUT. LE FLAPS TRANSIT LIGHT ON AT FLAPS 10. LIGHT WENT GREEN AT FLAP S 15. PERFORMED OPS TEST REF FIM TASK 27-51 TASK 801 AND AMM TASK 27-81-00-860-801 , ALSO FOUND 
- [SDR CALA2026020413544](https://openairdocs.org/sdr/CALA2026020413544), Jan 31, 2026: ACCESS DOOR. MISSING. FOUND WASTE SERVICE ACCESS PANEL COMPLETELY MISSING. APPLIED CDL 52D ON WASTE SERVICE PANEL. CDL 52D SDR REQUIRED INSPECTED WASTE SVC PNL AREA, NO FURTHER DAMAG
- [SDR CALA2026011913069](https://openairdocs.org/sdr/CALA2026011913069), Jan 16, 2026: SLIDE. UNRAVELED. R1 DOOR SLIDE PACK FABRIC BY GIRT BAR DRAGS ON GALLEY FLOOR. REMOVED AND REPLACED R1 DOOR SLIDE IAW AMM 25-66-01.
- [SDR CALA2025110410872](https://openairdocs.org/sdr/CALA2025110410872), Nov 3, 2025: SLIDE. UNRAVELED. SLIDE AT DOOR 1R SLIDE IS UNRAVELED AND BAR HANGING DOWN AND BAR HANGING DOWN CHK 1R SLIDE. GIRT FABRIC INPLACE WITH NORMAL FOLDS WITHIN LIMITS PER AMM 25-66-01
- [SDR CALA2025090808595](https://openairdocs.org/sdr/CALA2025090808595), Sep 4, 2025: CONTROL LEVER. FAULTED. LANDING GEAR HANDLE WOULD NOT MOVE FULLY TO THE UP POSITION. FIRE EXTINGUISHER FELL OFF WALL DURING PUSHBACK (PROBABLY CAUSING ALT EXT DOOR TOO POP NOT CLOSED).
- [SDR CALA2025071006433](https://openairdocs.org/sdr/CALA2025071006433), Jul 8, 2025: DOOR. OUT OF ADJUST. FWD SERVICE DOOR LIGHT ILLUMINATED 5 TIMES IN FLIGT W/ASSOCIATED HANDLE MOVEMENT OF 4IN ADJUSTED R1 GALLEY SERVICE DOOR PER AMM 52-41-00-820-801 STEPS N- LATCH 
- [SDR CALA2025070706259](https://openairdocs.org/sdr/CALA2025070706259), Jul 2, 2025: SKIN. CORRODED. LAV PAN SERVICE PANEL SKIN STRUCTURE AROUND PAN HAS SIGNS OF CORROSION AT HYLOCK AREA, REF 002741809 FUSELAGE SKIN AT LAVATORY SERVICE PAN BS 847-867 AT S-25L R
- [SDR CALA2025062005737](https://openairdocs.org/sdr/CALA2025062005737), Jun 20, 2025: BATTERY PACK. MALFUNCTIONED. 3 EMERGENCY LIGHT CIRCUIT SECTIONS FAILED TO STAY ON PAST 15 MIN FOR EMERGENCY LIGHTING FUNCTIONAL CHECK AFFIILATED WITH EMER BATTERY PACKS M1694, M1670, M1673.
- [SDR CALA2025070306201](https://openairdocs.org/sdr/CALA2025070306201), Jun 14, 2025: SKIN. CRACKED. C- SCAN INSPECTION REF NDT PART 6-55-10-01, RT HORIZONTAL FOUND CRACK ON LOWER SKIN AT STATION 175.50 AND 26" FROM FRONT SPAR REF GMM 04-20-05. REPAIRED RH STAB
- [SDR CALA2025070306200](https://openairdocs.org/sdr/CALA2025070306200), Jun 14, 2025: SKIN. CRACKED. TWO CRACKS FOUND AT APPROXIMATED STAB STA 120.30 ON LT STAB LOWER SKIN. EXISTING REPAIR DOUBLER ON ELB 9846823 WILL BE INCORPORATED INTO THIS REPAIR DOUBLER. MA
- [SDR CALA2025070306199](https://openairdocs.org/sdr/CALA2025070306199), Jun 13, 2025: SKIN. CRACKED. CRACKS LOCATED ON RT HORIZONTAL STAB LOWER SKIN 2 CRACKS AT STAB STA 120.30,2 CRACKS AT STAB STA 129.50. REPAIR DOUBLER FROM ELB 9846818 WILL BE INCROPERATED IN
- [SDR CALA2025032603213](https://openairdocs.org/sdr/CALA2025032603213), Mar 25, 2025: LAMP. INOPERATIVE. R/H FORWARD SLIDE/OVERWING EMERGENCY LIGHT INOP. R/H FWD SLIDE/OVERWING EMERGENCY LIGHT LAMP REPLACED REF AMM 33-51-04-960-801; OPS CHECK GOOD.
- [SDR CALA2024102400920](https://openairdocs.org/sdr/CALA2024102400920), Oct 21, 2024: ENGINE. OVERHEATED. R ENG OVERHEAT ON GND BEFORE T/O SHUT DOWN ENG HAD CFR INSPECT AND TAXIED BACK. REMOVED AND REPLACED #2 ENGINE IAW 71-00-02-400-801-F00,ACCOMPLISHED 5 MINUTE EN
- [SDR CALA2023072802362](https://openairdocs.org/sdr/CALA2023072802362), Jul 25, 2023: CHARGER. FAULTY. EMERGENCY EXIT LIGHT AT DOOR 2L IS ILLUMINATED. UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. MAC METER INITIATED
- [SDR CALA2022100702732](https://openairdocs.org/sdr/CALA2022100702732), Oct 6, 2022: BATTERY PACK. INOPERATIVE. EMERGENCY LIGHTS OP CHECK FAILED ON POSITIONS M01674, M01675, M0 1695 (REF AAR NR 99944572
- [SDR CALA2022100702731](https://openairdocs.org/sdr/CALA2022100702731), Oct 6, 2022: BATTERY PACK. INOPERATIVE. REMOVE AND REPLACE EMERGENCY LIGHT BATTERY PACKS, FOR SCEPTRE TR ACKING ONLY (REF AAR NR 99944576)
- [SDR CALA2022100702730](https://openairdocs.org/sdr/CALA2022100702730), Oct 6, 2022: BATTERY PACK. INOPERATIVE. REMOVE AND REPLACE EMERGENCY LIGHT BATTERY PACKS, FOR SCEPTRE TR ACKING ONLY (REF AAR NR 99944575)
- [SDR CALA2022091602378](https://openairdocs.org/sdr/CALA2022091602378), Sep 15, 2022: BEAM. CORRODED. AFT PASSENGER COMPARTMENT WWET AREA:POSSIBLE CORROSION POINTS ON FLOOR BEAM STA. 986.5IN LBL 27,LBL35 AND LBL43 (REF AAR NR 99944 132) PERFORMED REPAIR AT STA 9
- [SDR CALA2022091402373](https://openairdocs.org/sdr/CALA2022091402373), Sep 13, 2022: SKIN. CORRODED. WASTE TANK CUT OUT VENT HAS CORROSION (REF. AAR NR 99944029). REPAIRED WASTE TANK CUT OUT VENT IAW B737-800 SRM 53-70-01-2R RE PAIR 3 STEP 4 (WORK ACCOMPLISHED 
- [SDR CALA2022090902314](https://openairdocs.org/sdr/CALA2022090902314), Sep 9, 2022: WASTE TANK. NONE. WASTE TANK CUT OUT VENT HAS CORROSION (REF. AAR NR 99944029). REPAIRED WASTE TANK CUT OUT VENT IAW B737-800 SRM 53-70-01-2R RE PAIR 3 STEP 4 (WORK ACCOMPLISHED 
- [SDR CALA2022051101201](https://openairdocs.org/sdr/CALA2022051101201), May 10, 2022: NONE. DAMAGED. SEAT MOUNTED EMERGENCY LIGHT AT 31 ABC DAMAGED. REMOVED AND REPLACED WHITE EMERGENCY LIGHT REF MM 33-51-11. OPS CK OK. VERIFIED IDT REQUIREMENTS
- [SDR CALA2021111502107](https://openairdocs.org/sdr/CALA2021111502107), Nov 14, 2021: LIGHT. INOPERATIVE. EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK - FLOOR PROXIMITY LIGHTS DO NOT COME ON ROWS 22 TO 38 RPL BATTERY PACK AT POSITION AFT RIGHT, AND CENTER FLOOR MOUNT
- [SDR CALA2021102501957](https://openairdocs.org/sdr/CALA2021102501957), Oct 24, 2021: NONE. DAMAGED. ENG 1 LOW PRESSURE LIGHT LIGHT ON PREVIOUS WRITEUP ENG 1 EVIDENCE FOUND EDP. DAMAGED PLEASE COMPLETE SDR BEFORE UNLOCKING THIS ITEM. TOMC MGR CASEY SETTING SDR 
- [SDR CALA2021102501959](https://openairdocs.org/sdr/CALA2021102501959), Oct 22, 2021: ENGINE. NONE. REFERENCE LOG PAGE 7284669: AFTER ENGINE 1 HYD LOW PRESS INDICATION IN CRUISE, ENGINE 1 OIL FILTER BYPASS SHOWED ON THE ENGINE DISPLAY. ENGINE WAS SHUT DOWN AS 
- [SDR CALA2019052000805](https://openairdocs.org/sdr/CALA2019052000805), May 20, 2019: SWITCH. DIRTY. AFTER T/O GEAR FAILED TO RETRACT CYCLED NO RETRACT RETURNED TO LAND SEE LOG PG 3247373 FOR SWITCG CLEANING. PERFORMED LANDING GEAR INDICATION AND WARNING SYSTEM
- [SDR CALA2017111904151](https://openairdocs.org/sdr/CALA2017111904151), Nov 19, 2017: WIRE HARNESS. LOOSE. EMERGENCY LIGHTS INOPERATIVE AT ROWS 15, 20 AND 23. CONNECTED THE LIGHT WIRE HARNESSES. OPS CHECKED OK.
- [SDR CALA2017101603645](https://openairdocs.org/sdr/CALA2017101603645), Oct 16, 2017: SIGN. DETACHED. EMERGENCY EXIT SIGN IN MID-CABIN CAME LOOSE, INSTALLED THE SIGN. TESTED OK IAW AMM 33-51-01-960-802, AND 33-51-00-720-801.
- [SDR CALA2017081802742](https://openairdocs.org/sdr/CALA2017081802742), Aug 18, 2017: LIGHT. INOPERATIVE. OVERHEAD INTERIOR EMERGENCY LIGHT INOPERATIVE, ROW 7 CBA. REPLACED LIGHT ASSY. OPS CHECKED NORMAL.
- [SDR CALA2017081402700](https://openairdocs.org/sdr/CALA2017081402700), Aug 14, 2017: CHARGER. INOPERATIVE. OVERHEAD INTERIOR EMERGENCY LIGHTS INOPERATIVE, ROWS 12BCA AND 11FED. REPLACED EMERGENCY LIGHT CHARGER ASSEMBLY. OPS CHECKED GOOD IAW AMM 33-51-06-960-806.
- [SDR CALA2017051201405](https://openairdocs.org/sdr/CALA2017051201405), May 12, 2017: COVER. LOOSE. 2 OVERWING EXIT SIGN COVERS HAVE COME OFF. INSTALLED 2 EA EMERGENCY EXIT SIGN COVERS ON MID CEILING AS REQUIRED.
- [SDR CALA2017042801149](https://openairdocs.org/sdr/CALA2017042801149), Apr 28, 2017: ENGINE. FLAMED OUT. ENGINE FLAMEOUT, ENGINE RESTART NOT ATTEMPTED. RECORD ENGINE CONDITION. ENG1 FAILED DURING TAXI IN TO GATE IN MMUN DURING ENG2 SHUTDOWN. PERFORMED EEC 1 BITE TE
- [SDR CALA2016081200525](https://openairdocs.org/sdr/CALA2016081200525), Aug 12, 2016: SKIN. GOUGED. A MINOR GOUGE AT BS 847 - 852 BETWEEN STRINGERS 2L AND 2R. REPAIRED IAW ECRA 5331-02126.
- [SDR CALA2016081200524](https://openairdocs.org/sdr/CALA2016081200524), Aug 12, 2016: FLOORBEAM. CORRODED. FLOORBEAM BS 986, RBL 41 HAS CORROSION. THE FLOORBEAM WAS REPAIRED IAW ECRA 5321-01935 AND SRM 53-70-51 REP 4.
- [SDR CALA2016081200519](https://openairdocs.org/sdr/CALA2016081200519), Aug 10, 2016: FLOORBEAM. CORRODED. FWD WET AREA FLOORBEAM CORRODED BS 328, RBL 11. REPAIRED THE FLOORBEAM IAW EC/RA 5321-01934.
- [SDR CALA2016080900507](https://openairdocs.org/sdr/CALA2016080900507), Aug 6, 2016: SKIN. DENTED. FWD CARGO DOOR CUTOUT UPPER FWD CORNER AT BS 450 3 X 1 BY 0.100 DEEP DENT. INSTALLED DOULBER REPAIR IAW SRM 53-00-01 REPAIR 21.
- [SDR CALA2016080900504](https://openairdocs.org/sdr/CALA2016080900504), Aug 5, 2016: SKIN. CRACKED. CRACK INDICATION ON THE LT HORIZONTAL STAB HSS 101.90 . 11 INCH FWD T/E. REPAIR IAW SRM 55-10-01 REPAIR 11
- [SDR CALA2016080900503](https://openairdocs.org/sdr/CALA2016080900503), Aug 5, 2016: SKIN. CRACKED. CRACK INDICATION ON THE LH HORIZONTAL STAB HSS 157.10. 10 INCH FWD T/E. REPAIR IAW SRM 55-10-01 REPAIR 11
- [SDR CALA2016080900502](https://openairdocs.org/sdr/CALA2016080900502), Aug 5, 2016: SKIN. CRACKED. CRACK INDICATION ON THE RT HORIZONTAL STAB HSS 101.90, 11 INCH FWD T/E. REPAIR IAW SRM 55-10-01 REPAIR 11.
- [SDR CALA2016080900501](https://openairdocs.org/sdr/CALA2016080900501), Aug 4, 2016: SKIN. CRACKED. CRACK INDICATION ON THE RT HORIZONTAL STAB HSS 138.70 . 18 INCH FWD T/E. REPAIR IAW SRM 55-10-01 REPAIR 11.
- [SDR CALA2016072100433](https://openairdocs.org/sdr/CALA2016072100433), Jul 21, 2016: FLOORBEAM. CORRODED. FOUND CORROSION AT FLOORBEAM BS 344 RBL 1 . REPAIRED IAW SRM 53-00-53 REPAIR 1.
- [SDR CALA2014012200096](https://openairdocs.org/sdr/CALA2014012200096), Jan 21, 2014: SKIN. CRACKED. RT HORIZONTAL STAB LOWER SKIN HAS A CRACK AT STATION 129.50 APPROXIMATELY 33 INCHES AFT FROM LE FRONT SPAR. CUT OUT DAMAGE, FABRICATED DOUBLER & INSTALLED REPAI
- [SDR CALA2013100400725](https://openairdocs.org/sdr/CALA2013100400725), Oct 2, 2013: STRUCTURE. DAMAGED. STRUCTURE UNDER LATCH PLATE FOR PNEUMATIC ACCESS DOOR 192DR OTBD FWD IS DAMAGED. REPAIRED IAW ECRA 5350-02119.
- [SDR CALA2013081900580](https://openairdocs.org/sdr/CALA2013081900580), Aug 18, 2013: PUMP. FAILED. DURING CRUSE, SYS A ENG DRIVEN HYD LOW PRESSURE LIGHT ILLUMINATED COMPLIED WITH QRH. FOUND NR 1 ENGINE EDP FAILED. R & R 1 ENG EDP IAW 29-11-11.
- [SDR CALA2011080100524](https://openairdocs.org/sdr/CALA2011080100524), Aug 1, 2011: SKIN. DENTED. SUPPORT TASK - LEFT HORIZONTAL STABILIZER LEADING EDGE HAS MULTIPLE ABRASIONS, TOOLING MARKS, AND SMALL DENTS BETWEEN STA 271 AND 281. REMOVED AND REPLACED LEFT
- [SDR CALA2011072800518](https://openairdocs.org/sdr/CALA2011072800518), Jul 28, 2011: INTERCOSTAL. CRACKED. INTERCOSTAL CRACKED FWD CABIN FLOOR STRUCTURE BETWEEN STA 344-360 AT BL 0. REMOVED AND REPLACED INTERCOSTAL BETWEEN STA 344-360 AT BL 0 REF SRM 51-40-02.
- [SDR CALA0700251](https://openairdocs.org/sdr/CALA0700251), May 7, 2007: BULKHEAD. CRACKED. INSPECTION FOUND THE RIGHT WHEEL WELL FORWARD BULKHEAD (WING CENTER SECTION AFT SPAR VAPOR BARRIER) CRACKED. THERE WERE TWO CRACKS MEASURING 12.75 INCHES AND 8 
- [SDR CALA0700250](https://openairdocs.org/sdr/CALA0700250), May 7, 2007: VAPOR BARRIER. CRACKED. INSPECTION FOUND THE LEFT WHEEL WELL FORWARD BULKHEAD (WING CENTER SECTION AFT SPAR VAPOR BARRIER) CRACKED. THREE CRACKS WERE FOUND MEASURING 7 INCHES, 19.5 INC

## STCs that may be installed (OpenAirDocs) (786, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Boeing 737-824)

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST04116NY](https://openairdocs.org/stc/ST04116NY): Update of a Cabin Interior. Delta Engineering Corporation
- [STC ST04669CH](https://openairdocs.org/stc/ST04669CH): Installation of Honeywell Advanced Communications and Entertainment System (ACES). Honeywell Aerospace
- [STC ST09933AC](https://openairdocs.org/stc/ST09933AC): Expansion of parameters in the digital flight data acquisition unit (DFDAU). L2 Aviation
- [STC ST02269NY](https://openairdocs.org/stc/ST02269NY): Installation of Self Illuminating Floor Path Marking System. Lufthansa Technik AG
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems
- [STC ST02528LA](https://openairdocs.org/stc/ST02528LA): Installation of the Thales Avionics, Inc. Data Transfer Device (DTD) or Solid State Drive (SSD) into the existing Cabin Media Loader (CML). Thales Avionics Inc
- [STC ST12443LA](https://openairdocs.org/stc/ST12443LA): Installation of Teledyne Controls Edge Computing Platform (ECP). Teledyne Controls, LLC
- [STC ST12432IB](https://openairdocs.org/stc/ST12432IB): Installation of Acro Series 9 Seats Economy Class Seats in 189 Y/C layout. KNSI AVIATION ENGINEERING EUROPE LTD
- [STC ST10477SC](https://openairdocs.org/stc/ST10477SC): Installation of two Interior configurations in Boeing 737-8EX (MSN 33473). Jet Aviation St. Louis Inc
- [STC ST09853DS](https://openairdocs.org/stc/ST09853DS): Dual Radome Aerodynamic Validation. United Airlines
- [STC ST04254NY](https://openairdocs.org/stc/ST04254NY): Installation of Viasat Satcom Software. ALOFT AeroArchitects
- [STC ST02666LA](https://openairdocs.org/stc/ST02666LA): Installation of main deck cargo loading system. Ancra International LLC
- [STC ST04281NY](https://openairdocs.org/stc/ST04281NY): Replacement of Aft Lavatories. B/E Aerospace Limited
- [STC ST09927AC](https://openairdocs.org/stc/ST09927AC): Installation of a Gables Audio Management System. L2 Aviation
- [STC ST10928SC](https://openairdocs.org/stc/ST10928SC): Installation of an Iridium Communications System. L2 Aviation
- [STC ST02690LA](https://openairdocs.org/stc/ST02690LA): Conversion of a Boeing 737-800 series passenger configuration to a freighter configuration, incorporating a new main deck cargo door, interior, and associated systems. Aeronautical Engineers Inc
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST04040CH](https://openairdocs.org/stc/ST04040CH): Activation of Smart Runway and Smart Landing (SRSL) Runway Awareness Advisory System (RAAS) Functions for Honeywell Mark V and Mark V-A Enhanced Ground Proximity Warning Systems (EGPWS). Honeywell International Inc
- [STC ST02747LA](https://openairdocs.org/stc/ST02747LA): Installation of the Thales Digital Server Unit. Thales Avionics, Inc
- [STC ST00555AT](https://openairdocs.org/stc/ST00555AT): Installation of Airshow 210 system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737 Series
- [STC ST02347AT-D](https://openairdocs.org/stc/ST02347AT-D): Installation of Collins HF Transceivers. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03197AT](https://openairdocs.org/stc/ST03197AT): Interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03200AT](https://openairdocs.org/stc/ST03200AT): Complete interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03631AT-D](https://openairdocs.org/stc/ST03631AT-D): Installation of Windscreen with Stretcher Access and Stowage Box., Aft of the L1 Entry Door. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03816AT-D](https://openairdocs.org/stc/ST03816AT-D): Installation of an Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04167AT](https://openairdocs.org/stc/ST04167AT): Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04197AT](https://openairdocs.org/stc/ST04197AT): Cabin interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04207AT](https://openairdocs.org/stc/ST04207AT): Cabin interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04208AT](https://openairdocs.org/stc/ST04208AT): Panasonic IFE Upgrade installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04250AT](https://openairdocs.org/stc/ST04250AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04271AT](https://openairdocs.org/stc/ST04271AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04280AT](https://openairdocs.org/stc/ST04280AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04363AT](https://openairdocs.org/stc/ST04363AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04383AT](https://openairdocs.org/stc/ST04383AT): Interior reconfiguration installation on a Boeing 737-800 Series aircraft. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04389AT](https://openairdocs.org/stc/ST04389AT): Interior reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04392AT](https://openairdocs.org/stc/ST04392AT): Main Cabin Cargo Carry Provisions installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04395AT](https://openairdocs.org/stc/ST04395AT): Interior Reconfiguration installation. ZIM Aircraft Cabin Solutions LLC
- [STC ST04396AT](https://openairdocs.org/stc/ST04396AT): Interior Reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04397AT](https://openairdocs.org/stc/ST04397AT): Interior Reconfiguration installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04496AT](https://openairdocs.org/stc/ST04496AT): Interior Reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST00952LA](https://openairdocs.org/stc/ST00952LA): Installation of Mass Systems fire extinguisher cartridges as replacements for Kidde fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON LLC d/b/a MASS Systems
- [STC ST04667CH](https://openairdocs.org/stc/ST04667CH): Installation of Southwest Airlines Interior Reconfiguration for Extended Leg Room (ELR) Cabin. Astronics Connectivity Systems and Certification Corp
- [STC ST03735NY](https://openairdocs.org/stc/ST03735NY): Installation of a ViaSat KA SATCOM Antenna System. ALOFT AeroArchitects
- [STC ST04328NY](https://openairdocs.org/stc/ST04328NY): The Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installed. Libellule Monde Inc
- [STC ST04593CH](https://openairdocs.org/stc/ST04593CH): Installation of Astronics EmPower In-Seat Power System. Astronics Connectivity Systems and Certification Corp
- [STC ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC ST03405NY](https://openairdocs.org/stc/ST03405NY): Installation (with demod option) of an Connectivity Antenna. Delta Engineering Corporation
- [STC ST02575SE](https://openairdocs.org/stc/ST02575SE): Installation of an In-Seat Power Supply System. Northwest Aerospace Technologies Inc

All 786: https://openairdocs.org/aircraft/N76503/stcs.md

## Earlier aircraft with N76503

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N76503 before.

- [Cancelled 1956-02-21](https://openairdocs.org/deregistered/N76503-1956-02-21): Cessna 140, S/N 10935. Owner: [Speer W Arnet](https://openairdocs.org/faa-owner/SPEER%20W%20ARNET), [La Mesa, CA](https://openairdocs.org/faa-place/CA/La%20Mesa)

## Related

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

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