# N57439: 2009 Boeing 737-924ER

- Status: Valid registration
- Airframe: [Boeing 737-924ER](https://openairdocs.org/model/boeing-737-924er) (registry code 13848A3, 191 seats)
- Engine: [CFM International CFM56-7B26/3 series](https://openairdocs.org/engine/cfm-international-cfm56-7b26-3-series) (registry code 13073)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (The Boeing Company) (OpenAirDocs)
- Serial number: 33534
- Year built: 2009
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: August 7, 2009
- Certificate issued: August 10, 2009
- Expires: January 31, 2028
- Mode S code: A76028
- 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=57439
- Page: https://openairdocs.org/aircraft/N57439

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every CFM International CFM56-7B26/3 model are included.

## ADs that may apply (OpenAirDocs): 113 in force

### Matched by airframe (Boeing 737-924ER)

- [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 2025-04-03](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 2024-16-10](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 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 2022-15-08](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 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 2021-17-08](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 2021-07-17](https://openairdocs.org/ad/2021-07-17): Electrical power · Boeing 737-900ER Series. Effective May 25, 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 2021-01-04](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 2019-24-15](https://openairdocs.org/ad/2019-24-15): Equipment/ furnishings · Boeing 737-900ER Series. Effective Jan 14, 2020
- [AD 2019-18-03](https://openairdocs.org/ad/2019-18-03): Exhaust · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Oct 3, 2019
- [AD 2019-14-02](https://openairdocs.org/ad/2019-14-02): Hydraulic power · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 11 more. Effective Aug 27, 2019
- [AD 2019-11-06](https://openairdocs.org/ad/2019-11-06): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jul 17, 2019
- [AD 2019-11-03](https://openairdocs.org/ad/2019-11-03): Flight Controls · Boeing 737-700C Series, 737-800 Series and 737-900ER Series. Effective Jun 10, 2019
- [AD 2019-03-07](https://openairdocs.org/ad/2019-03-07): Wings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Mar 29, 2019
- [AD 2019-01-03](https://openairdocs.org/ad/2019-01-03): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Mar 19, 2019
- [AD 2018-26-06](https://openairdocs.org/ad/2018-26-06): Doors · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 1, 2019
- [AD 2018-23-12](https://openairdocs.org/ad/2018-23-12): Equipment/furnishings · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 180 more. Effective Dec 28, 2018

### Matched by engine (CFM International CFM56-7B26/3 series)

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

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

- [AD 2023-09-04](https://openairdocs.org/ad/2023-09-04) (historical): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 5 more. Effective Jun 29, 2023
- [AD 2022-05-04](https://openairdocs.org/ad/2022-05-04) (historical): Navigation · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Feb 24, 2022
- [AD 2021-14-20](https://openairdocs.org/ad/2021-14-20) (historical): Cabin Altitude Pressure Switches · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 12 more. Effective Jul 20, 2021
- [AD 2021-09-06](https://openairdocs.org/ad/2021-09-06) (historical): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Jun 8, 2021
- [AD 2020-03-20](https://openairdocs.org/ad/2020-03-20) (historical): Navigation · Modification of Rockwell Collins, Inc. Multi-Mode Receiver (STC ST01883WI or 4 others). Effective Feb 18, 2020
- [AD 2019-25-17](https://openairdocs.org/ad/2019-25-17) (historical): Indicating/ recording system · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Dec 27, 2019
- [AD 2019-20-03](https://openairdocs.org/ad/2019-20-03) (historical): Information systems · Airbus A340-312, A340-313, A318-111 and 48 more. Effective Nov 19, 2019
- [AD 2019-22-10](https://openairdocs.org/ad/2019-22-10) (historical): Fuselage · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Nov 13, 2019
- [AD 2019-20-02](https://openairdocs.org/ad/2019-20-02) (historical): Fuselage · Boeing Airplane Company, Wichita Division 75 (Army PT-13), 737-600 Series, 737-700 Series and 4 more. Effective Oct 3, 2019
- [AD 2019-03-26](https://openairdocs.org/ad/2019-03-26) (historical): Equipment/furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Apr 8, 2019
- [AD 2017-16-05](https://openairdocs.org/ad/2017-16-05) (historical): Wings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Sep 22, 2017
- [AD 2017-14-13](https://openairdocs.org/ad/2017-14-13) (historical): Equipment and Furnishings · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 23, 2017
- [AD 2017-12-07](https://openairdocs.org/ad/2017-12-07) (historical): Air conditioning · Boeing 737-800 Series, 737-900 Series and 737-900ER Series. Effective Jul 20, 2017
- [AD 2016-18-01](https://openairdocs.org/ad/2016-18-01) (historical): Landing Gear · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 5, 2016
- [AD 2016-13-16](https://openairdocs.org/ad/2016-13-16) (historical): Stabilizers · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Aug 12, 2016
- [AD 2015-19-03](https://openairdocs.org/ad/2015-19-03) (historical): Fuel Selector/Shutoff Valve · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Oct 21, 2015
- [AD 2015-16-01](https://openairdocs.org/ad/2015-16-01) (historical): Air Conditioning · Boeing 737-100 Series, 737-200 Series, 737-200C Series and 9 more. Effective Sep 15, 2015
- [AD 2013-26-08](https://openairdocs.org/ad/2013-26-08) (historical): Ice and Rain Protection · Boeing 737-600 Series, 737-700 Series, 737-700C Series and 3 more. Effective Feb 10, 2014
- [AD 2013-18-09](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 2012-19-11](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 2010-17-19](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 2009-21-10](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 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 2021-10-09](https://openairdocs.org/ad/2021-10-09) (historical): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 82 more. Effective Jun 24, 2021
- [AD 2018-18-01](https://openairdocs.org/ad/2018-18-01) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Oct 16, 2018
- [AD 2018-10-11](https://openairdocs.org/ad/2018-10-11) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 1, 2018
- [AD 2018-09-10](https://openairdocs.org/ad/2018-09-10) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective May 14, 2018
- [AD 2013-26-01](https://openairdocs.org/ad/2013-26-01) (historical): Oil dynamic seal assembly · CFM International CFM56-3, CFM56-3B, CFM56-3C and 52 more. Effective Feb 3, 2014

All 146: https://openairdocs.org/aircraft/N57439/ads.md

## Information bulletins (advisory) (15 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 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-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-06-56](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 N57439.

## FAA accident and incident reports

None matched to N57439.

## Service difficulty reports (65, 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 CALA2026090219200](https://openairdocs.org/sdr/CALA2026090219200), Sep 2, 2026: BULB. INOPERATIVE. RIGHT MIDDLE FORWARD EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED BULB AND OPS CHECKED GOOD IAW AMM 33-51-04-960-801.
- [SDR CALA2026033114967](https://openairdocs.org/sdr/CALA2026033114967), Mar 29, 2026: RIB. CRACKED. LEFT HORIZONTAL STAB INTERNAL RIB, HSS 147.90 CRACKED AT THE BOTTOM OF THE NR 2 VERTICAL STIFFENER ON THE INBD FACING SIDE OF THE RIB. REMOVED ONE DOUBLER AND F
- [SDR CALA2026033114966](https://openairdocs.org/sdr/CALA2026033114966), Mar 29, 2026: RIB. CRACKED. LEFT HORIZONTAL STAB INTERNAL RIB, APPROX HSS 193, CRACKED AT THE BOTTOM OF THE NR 3 VERTICAL STIFFINER ON THE INBD FACING SIDE OF THE RIB. REMOVED ONE DOUBLER 
- [SDR CALA2026040815221](https://openairdocs.org/sdr/CALA2026040815221), Mar 28, 2026: SKIN. DAMAGED. RIB REPAIRS FOR J/C'S 9282862, 9282863 AND 928290 9282902 REQUIRE EXTERNAL DOUBLER REPAIR. ACCOMPLISHED DOUBLER REPAIR PER B737-900 SRM 55-10-01-2R-11 REPAIR II
- [SDR CALA2026040114997](https://openairdocs.org/sdr/CALA2026040114997), Mar 28, 2026: RIB. CRACKED. LEFT HORIZONTAL STAB INTERNAL RIB AT HSS 111.10 HAS A CRACK AT THE BOTTOM OF NO.2 VERTICAL STIFFENER ON THE INBD FACING SIDE OF THE RIB. REPAIRED #2 VERTICAL ST
- [SDR CALA2026040114995](https://openairdocs.org/sdr/CALA2026040114995), Mar 27, 2026: RIB. CRACKED. LEFT HORIZONTAL STAB INTERNAL RIB AT STA 111.10 HAS A CRACK AT THE BOTTOM OF THE NR 3 VERTICAL STIFFENER ON THE INBD FACING SIDE OF THE OF THE RIB. REPAIRED RIB
- [SDR CALA2026040114994](https://openairdocs.org/sdr/CALA2026040114994), Mar 27, 2026: RIB. CRACKED. LEFT HORIZONTAL STAB INTERNAL RIB AT STAB STA 111.10 HAS A CRACK AT THE BOTTOM OF THE NR 4 VERTICAL STIFFENER ON THE INBD FACING SIDE OF THE RIB. REPAIRED RIB N
- [SDR CALA2026040815218](https://openairdocs.org/sdr/CALA2026040815218), Mar 26, 2026: SKIN. CRACKED. RIGHT HORIZONTAL STAB. LOWER SKIN HAS CONFIRMED CRACK INDICATION, 1.400"L, INBD OF INBD ROW OF FASTENERS AT HSS 184.70, 8" FWD OF AFT SPAR. RIB REPAIRED IAW SRM
- [SDR CALA2026040615079](https://openairdocs.org/sdr/CALA2026040615079), Mar 26, 2026: FRAME. DENTED. FWD CARGO RT SIDE, FRAME HAS A DENTED ON UPPER FLANGE AT BS 500K BETWEEN STRINGER S-24 AND S-25. REPAIRED FRAME AT BS 500K BETWEEN S24R - S25R IAW SRM 53-30-07-
- [SDR CALA2026040615078](https://openairdocs.org/sdr/CALA2026040615078), Mar 26, 2026: RIB. CRACKED. RIGHT HORIZ STAB INTERNAL RIB AT APPROX STAB STA 175 HAS A CRACKED AT THE BOTTOM OF THE NR 2 VERTICAL STIFFENER ON THE INBD FACING SIDE OF THE RIB. REPAIRED NR 
- [SDR CALA2026040815219](https://openairdocs.org/sdr/CALA2026040815219), Mar 25, 2026: SKIN. CRACKED. R/H HORIZONTAL STAB LOWER SURFACE SKIN IS CRACKED ON THE INBD SIDE OF THE RIB AT STAB STA 147.90. REPAIRED R/H HORIZONTAL LOWER SKIN PER B737-900 SRM 55-10-01-2
- [SDR CALA2026032314742](https://openairdocs.org/sdr/CALA2026032314742), Mar 20, 2026: STUB BEAM. GOUGED. L-2 DOOR, HANDLE BOX CUTOUT, UPPER TORQUE TUBE BUSHING STUB BEAM IS GOUGED. BLENDED OUT GOUGE IN UPPER STUB BEAM, FOUND OUT OF LIMITS IAW SRM 52-10-02-1A-3. REM
- [SDR CALA2026032014705](https://openairdocs.org/sdr/CALA2026032014705), Mar 19, 2026: BATTERY PACK. DISCHARGED. (SUPPORT TASK) EMERGENCY BATTERY M1694 FAILS OPS CHECK. REMOVED AND REPLACED EMERGENCY BATTERY M1694 AND OPS CHECK GOOD REF AMM 33-51-06-960-805.
- [SDR CALA2026032014704](https://openairdocs.org/sdr/CALA2026032014704), Mar 19, 2026: BATTERY PACK. DISCHARGED. (SUPPORT TASK) EMERGENCY BATTERY M1695 FAILS OPS CHECK TRANSCRIBED FROM AAR GSO NON-ROUTINE 9282998. ACCOMPLISHED REMOVED AND REPLACED EMERGENCY BATTERY M1695 A
- [SDR CALA2026031114492](https://openairdocs.org/sdr/CALA2026031114492), Mar 9, 2026: PRESSURE BLKHD. CRACKED. VERTICAL PRESSURE WEB CRACKED BETWEEN RBL 31.83 AND 40.00 CRACKED APPROX 2.0 INCHES LONG. REPAIRED THE VERTICAL PRESSURE WEB BETWEEN RBL 31.83 AND 40.00 IAW B73
- [SDR CALA2026031114491](https://openairdocs.org/sdr/CALA2026031114491), Mar 9, 2026: SEAT TRACK. WORN. MAIN CABIN SEAT TRACK AT 500L TO 520 LBL 45 GOUGED IN 2 AREAS ON UPPER SURFACE. REPAIRED THE SEAT TRACK AT BS 500L - 520, LBL45 IAW SRM 53-00-52-2R-4.
- [SDR CALA2026031114490](https://openairdocs.org/sdr/CALA2026031114490), Mar 9, 2026: SEAT TRACK. WORN. MAIN CABIN SEAT TRACK AT 500L TO 520 LBL 24 GOUGED IN 2 AREAS ON UPPER SURFACE. REPAIRED SEAT TRACK IAW SRM 53-00-52-2R-4.
- [SDR CALA2026031314547](https://openairdocs.org/sdr/CALA2026031314547), Mar 8, 2026: DECK PLATE. DENTED. FLIGHT DECK FLOOR HAS DENTS BETWEEN BS250 AND BS270 AND BETWEEN LBL-29 AND RBL-10. REPAIRED FLIGHT DECK FLOOR IAW HAECO E-PROGRESSIVE REO-G25836, STAGE 2 AND FI
- [SDR CALA2026030514333](https://openairdocs.org/sdr/CALA2026030514333), Mar 2, 2026: STRUCTURE. CRACKED. MAIN CABIN L1 ENTRY LOWER INNER SECTION CRACKED AT BS 303. REMOVED AND REPLACED L1 DOOR LOWER INNER STRUCTURE IAW SRM 51-40-02-0G-0, AND DWG 141A8110, REV E.
- [SDR CALA2026032314727](https://openairdocs.org/sdr/CALA2026032314727), Feb 24, 2026: FLOORBEAM. CORRODED. MAIN CABIN LEFT AFT WET AREA BEAM UPPER FLANGE AS CORROSION AROUND HOLE AT BS986.5. PEFORMED PERMANENT REPAIR AT MAIN CABIN AFT WET AREA FLOOR BEAM STA 986.5 LB
- [SDR CALA2026022614101](https://openairdocs.org/sdr/CALA2026022614101), Feb 24, 2026: FLOOR SUPPORT. CRACKED. MAIN CABIN BS 328-400 BL-0 FLOOR SUPPORT CRACKED. REMOVED AND REPLACED CRACKED FLOOR SUPPORT IAW DWG 143A5300, REV - AND SRM 51-40-02.
- [SDR CALA2026022614094](https://openairdocs.org/sdr/CALA2026022614094), Feb 24, 2026: FLOORBEAM. CORRODED. MAIN CABIN LEFT AFT WET AREA FLOOR BEAM UPPER FLANGE CORRODED AROUND LAV MOUNT AT BS 947 LBL23. ALL MAINTENANCE COMPLETED UP TO SFR INPUT. PERFORMED PERMANENT R
- [SDR CALA2026022614086](https://openairdocs.org/sdr/CALA2026022614086), Feb 24, 2026: CLOSEOUT PANEL. CORRODED. MAIN CABIN,FLOOR STRUCTURE RH AFT WET AREA, CLOSE OUT WEB UPPER SKIN HAS CORROSION AT SEVERAL SPOTS AND RUNNING UNDER AFT GALLEY FLOOR SUPPORT FITTINGS (2EA), B
- [SDR CALA2026022614084](https://openairdocs.org/sdr/CALA2026022614084), Feb 24, 2026: CLOSEOUT PANEL. CORRODED. MAIN CABIN LEFT AFT WET AREA CLOSE OUT WEB UPPER SURFACE CORRODED AT BS 1006 TO 986 BETWEEN LBL 23 AND LBL 37. REMOVED AND REPLACED THE CLOSE OUT WEB AT MAIN CA
- [SDR CALA2026022614068](https://openairdocs.org/sdr/CALA2026022614068), Feb 21, 2026: SKIN. GOUGED. GOUGE ON FUSELAGE SKIN BS 727E, STRINGER 19R. MAJOR REPAIR. ACCOMPLISHED A DOUBLER REPAIR ON THE SKIN BS 727E, STR 19R IAW SRM 53-00-01-2R-1, REPAIR 1, FIG 201.
- [SDR CALA2026032314726](https://openairdocs.org/sdr/CALA2026032314726), Feb 19, 2026: INTERCOSTAL. CRACKED. MAIN CABIN STA 312-328 LBL45 INTERCOSTAL CRACKED. REMOVED AND REPLACED INTERCOSTAL AT MAIN CABIN STA 312@328 LBL 45. IAW SRM 51-40-02-0G-0 AND DWG 141A5400
- [SDR CALA2026022013941](https://openairdocs.org/sdr/CALA2026022013941), Feb 19, 2026: FLOOR SUPPORT. CRACKED. FLOOR STRUCTURE,INTERCOSTAL CRACKED AT BS 311 TO BS 327 AT BL 33R. REMOVED AND REPLACED INTERCOSTAL AT MAIN CABIN BS 311 - 327, RBL 33 IAW SRM 51-40-02-0G-0 AND
- [SDR CALA2025102010255](https://openairdocs.org/sdr/CALA2025102010255), Oct 20, 2025: UNKNOWN. STAINED. LARGE BLACK STREAKS ON UNDERSIDE OF AIRCRAFT, STREAKS ARE TACKY TO TOUCH AND HAVE NO NOTICABLE ODOR OR COLOR OF ANY AIRCRAFT FLUIDS. APPEAR TO ORIGINATE FROM WH
- [SDR CALA2025092909355](https://openairdocs.org/sdr/CALA2025092909355), Sep 28, 2025: POWER SUPPLY. INOPERATIVE. R2 DOOR EMERGENCY LIGHTS INOP REPLACED R2 DOOR EMERGENCY LIGHTS BATTERY PACK AND POWER SUPPLY POSITION M1672 PER AMM 33-51-06, OPS CHECK GOOD, NO DEFECTS NOTED 
- [SDR CALA2025092909354](https://openairdocs.org/sdr/CALA2025092909354), Sep 28, 2025: BATTERY PACK. FAULTED. ROW 1EF-7DEF OVERHEAD BIN EMERGENCY LIGHTS INOPERATIVE. REPLACED ROW 1EF-7DEF OVERHEAD BIN EMERGENCY LIGHTS BATTERY PACK AND POWER SUPPLY POSITION M1676 IAW AMM
- [SDR CALA2025090308434](https://openairdocs.org/sdr/CALA2025090308434), Sep 1, 2025: IDG. FAULTED. NUMBER 2 ENG GEN SOURCE OFF LIGHT ILLUMINATED. GEN 2 INDICATED 24 DC BUT NO VOLTS OR FREQ AC. DRIVE DISCONNECTED #2 IDG HAD BEEN DISCONNECTED. REMOVED LIGHT BUL
- [SDR CALA2025071606631](https://openairdocs.org/sdr/CALA2025071606631), Jul 12, 2025: WARNING LIGHT. FALSE ACTIVATION. DOOR WARNING ANNUNCIATOR IS ON EQUIP VERIFY DOOR IS CLOSED AND LOCKED , APPLY MEL 5203G PERFORMED OPEN THE ELECTRONIC EQUIPMENT DOOR WHEN THE DOOR HANDLE WILL N
- [SDR CALA2025022002392](https://openairdocs.org/sdr/CALA2025022002392), Feb 18, 2025: HANDLE. FAULTED. DOOR 2L HANDLE WOULD NOT STAY SEATED IN FLIGHT NO DOOR LIGHT PER CREW HANDLE CAME UP A FEW INCHES INFLIGHT WITH NO DOOR WARNING INDICATION OR LOSS OF PRESSURIZA
- [SDR CALA2025021400367](https://openairdocs.org/sdr/CALA2025021400367), Feb 10, 2025: INTERCOSTAL. GOUGED. RII INSPECTION REQUIRED R/H E&E WEB BAY GOUGED AT PREVIOUS LOCATION MEAUSERED LOWEST POINT .032 OUT OF LIMITS ( PSE ) VERIFIED MATERIAL THICKNESS AT DAMAGED
- [SDR CALA2025021400366](https://openairdocs.org/sdr/CALA2025021400366), Feb 10, 2025: INTERCOSTAL. GOUGED. RII INSPECTION REQUIRED L/H E&E BAY GOUGED AT PREVIOUS LOCATION MEAUSERED LOWEST POINT .030 OUT OF LIMITS (PSE ) VERIFIED MATERIAL LOSS AT DAMAGED AREAS LOW
- [SDR CALA2024072602102](https://openairdocs.org/sdr/CALA2024072602102), Jul 24, 2024: UNKNOWN. ODOR. ELECTRICAL BURNING ODOR IN CABIN ROWS 24-26 NO SMOKE SEEN REF AMM TASK 05-51-26-800-801-C1, CHK CABIN LIGHTING, PASS ENT, RECIRC, RH PACK AND OPENED CEILING PNL
- [SDR CALA2024071800248](https://openairdocs.org/sdr/CALA2024071800248), Jul 11, 2024: PROBE. INOPERATIVE. AC 439 #1 ENG ESN 896345 CHRONIC HISTORY EGT INDICATION FAULTS, CURRENT EEC BITE CHECK FAULT 77-20861 FINDING IN LP 8564232. PLEASE ACCOMPLISH (1) REMOVE AND RE
- [SDR CALA2024071502032](https://openairdocs.org/sdr/CALA2024071502032), Jul 10, 2024: WIRE HARNESS. FAULTED. NR 1 ENG ESN 896345 CHRONIC HISTORY EGT INDICATION FAULTS, CURRENT EEC BITE CHECK FAULT 77-20861 FINDING IN LP 8564232. REMOVE AND REPLACE CJ9 & CJ10 HARNES
- [SDR CALA2024021900467](https://openairdocs.org/sdr/CALA2024021900467), Feb 16, 2024: THERMOCOUPLE. INTERMITTENT. E1 ESN 896345 IS EXHIBITING ERRATIC EGT INDICATION. PERFORM FIM 77-21-00-810-805C1 SIMPLIFIED EGT INDICATION TROUBLESHOOTING. PL EASE UPDATE THIS LOG PAGE WITH 
- [SDR CALA2023032700893](https://openairdocs.org/sdr/CALA2023032700893), Mar 27, 2023: UNKNOWN. SHORTED. NONE OF THE LAVS FLUSH VERIFIED VACUUM WASTE CONTROLL CIRCUIT BREAKER POPPED ON ARIVAL ISOATED SYSTEM FOUND PIN 1 ON D11702 SHORTED INTERMITTANTLY TO AND LAV DU
- [SDR CALA2023032700891](https://openairdocs.org/sdr/CALA2023032700891), Mar 27, 2023: UNKNOWN. UNKNOWN. ALL LAVS INOP. NO FLUSH FOUND CB EXTENDED FOR VACUUM WASTE CONT ON ARRIVAL FOUND VACUUM WASTE CIRCUIT BREAKER POP,RESET BREAKER AND REPLACED CONTROLLER AND ALL 
- [SDR CALA2022120503302](https://openairdocs.org/sdr/CALA2022120503302), Dec 5, 2022: LAMP. INOPERATIVE. 27DEF OVERHEAD EMERGENCY LIGHT OUT REPLACED LAMP. OPS CHECK GOOD.
- [SDR CALA2022120503303](https://openairdocs.org/sdr/CALA2022120503303), Dec 5, 2022: BATTERY PACK. DISCHARGED. LEFT FWD ENTRY EMERGENCY LIGHTS FADE TO OFF AFTER TEN SECONDS REMOVED AND REPLACED BATTERY PACK AT M1675. OPS CHECK GOOD
- [SDR CALA2022011800170](https://openairdocs.org/sdr/CALA2022011800170), Jan 17, 2022: FILTER. WARNING MESSAGE. OIL FILTER BYPASS LGT ILUMM ON TAKEOFF ROLL EXTINGUISHED IN AIR CREW REPORTS #2 ENGINE FOR #2 ENGINE FOUND FILTER BYPASS INDICATOR POPPED, REMOVED PHOTOS ATTACH
- [SDR CALA2021051700682](https://openairdocs.org/sdr/CALA2021051700682), May 17, 2021: OIL SYSTEM. LOW. AT FL280 ENG 1 LOW PRESS LIGHT ON OIL QUANT 0 OIL PRESS RED 10P SI. FURTHER DETAILS AWAITED
- [SDR CALA2020072001063](https://openairdocs.org/sdr/CALA2020072001063), Jul 17, 2020: ROD. DAMAGED. WHILE PERFORMING WALKAROUND, FOUND THE RT INBOARD AFT FLAP IN THE EXTENDED POSITION. DURING INSPECTION, FOUND THE FLAP ACTUATING MECHANISM ROD DAMAGED, FLAP DRI
- [SDR CALA2020032700711](https://openairdocs.org/sdr/CALA2020032700711), Mar 24, 2020: RIB. DAMAGED. R/H LOWER HORZ SKIN AT STA 129.50 REQUIRES SKIN CUTOUT TO ACCESS RIB REPAIR AT #3 RIB VERTICAL STIFFENER. REF. F/C 9731226 AND F/C 9731183. FOR DIP REINSPECTION
- [SDR CALA2020032700710](https://openairdocs.org/sdr/CALA2020032700710), Mar 24, 2020: RIB. DAMAGED. LH LOWER HORZ SKIN AT STA 101.90 REQUIRES SKIN CUTOUT TO ACCESS RIB REPAIR AT THE SECOND RIB STIFFENER. RER. F/C 9731274. FOR DIP REINSPECTION PURPOSES. REPAIRE
- [SDR CALA2020032700709](https://openairdocs.org/sdr/CALA2020032700709), Mar 24, 2020: SKIN. CRACKED. LEFT HORIZONTAL STAB LOWER SKIN CRACKED AT STA 147.90 6 INCHES FWD OF DRAIN HOLE. ENDS OF CRACK MARKED AND VERIFIED BY HFEC. REPAIRED PER SRM 55-10-01 REPAIR 11
- [SDR CALA2020032700708](https://openairdocs.org/sdr/CALA2020032700708), Mar 24, 2020: SKIN. CRACKED. RIGHT HORIZONTAL STAB LOWER SKIN CRACKED AT STA 101.90 8 INCHES AFT OF DRAIN HOLE. ENDS OF CRACK MARKED AND VERIFIED BY HFEC. REPAIRED PER SRM 55-10-01 REPAIR 1

All 65: https://openairdocs.org/aircraft/N57439/reports.md

## STCs that may be installed (OpenAirDocs) (430, 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 737-924ER)

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST04669CH](https://openairdocs.org/stc/ST04669CH): Installation of Honeywell Advanced Communications and Entertainment System (ACES). Honeywell Aerospace
- [STC ST02269NY](https://openairdocs.org/stc/ST02269NY): Installation of Self Illuminating Floor Path Marking System. Lufthansa Technik AG
- [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 ST12443LA](https://openairdocs.org/stc/ST12443LA): Installation of Teledyne Controls Edge Computing Platform (ECP). Teledyne Controls, LLC
- [STC ST12424CH](https://openairdocs.org/stc/ST12424CH): Installation of NGAS Provisions Installation. Astronics Connectivity Systems and Certification Corp
- [STC ST02174SE](https://openairdocs.org/stc/ST02174SE): Installation of a B/E Aerospace lavatory. B/E Aerospace, Inc. - FSI. Lists 737-900 Series
- [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 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 ST00555AT](https://openairdocs.org/stc/ST00555AT): Installation of Airshow 210 system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737 Series
- [STC ST02329AT-D](https://openairdocs.org/stc/ST02329AT-D): Installation of TCC AERIS FX IFE system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737-900 Series
- [STC ST02389AT-D](https://openairdocs.org/stc/ST02389AT-D): Installation of Collins High Frequency Radio. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists 737-900 Series
- [STC ST04159AT](https://openairdocs.org/stc/ST04159AT): Installation of PED Power. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04272AT](https://openairdocs.org/stc/ST04272AT): 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 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 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 ST03405NY](https://openairdocs.org/stc/ST03405NY): Installation (with demod option) of an Connectivity Antenna. Delta Engineering Corporation
- [STC ST09945AC](https://openairdocs.org/stc/ST09945AC): Installation of the Spacex Starlink Aviation Satcom System. Space Exploration Technologies Corp./Starlink Aviation
- [STC ST04831NY](https://openairdocs.org/stc/ST04831NY): Installation of Vortex Control Technologies Finlets. Kilroy Aviation LLC
- [STC ST04758NY](https://openairdocs.org/stc/ST04758NY): Installation of single cockpit USB charger. Eirtech Aviation Services Inc
- [STC ST09839DS](https://openairdocs.org/stc/ST09839DS): Aircraft G4 Galley Chiller Installation. United Airlines
- [STC ST09844DS](https://openairdocs.org/stc/ST09844DS): This project installs a new Next-IS media server and installation provisions to interface with the Starlink IFC system. United Airlines
- [STC ST02643LA](https://openairdocs.org/stc/ST02643LA): Installation of Stow Bin Protective Wear Strip. Vogt Aero LLC
- [STC ST02746NY](https://openairdocs.org/stc/ST02746NY): Installation of an advertisement container on the bottom of a seat back tray table. Atin OOH LLC
- [STC ST03218CH](https://openairdocs.org/stc/ST03218CH): Modify aircraft interior to match standard passenger cofigurations, IAW Global Onboard Partners MDL # 252013-737-MDL-02, Rev. N, dtd 1/4/22 or later FAA approved revisions. Atin OOH LLC
- [STC ST02908NY](https://openairdocs.org/stc/ST02908NY): Installation of a Panasonic Avionics Corporation Global Communications Suite (GCS) and/or In-Flight Entertainment (IFE). Delta Engineering Corporation
- [STC ST02829CH](https://openairdocs.org/stc/ST02829CH): Installation of Row 44 Broadband Antenna System Provisions. Anuvu IFC Corporation
- [STC ST02836CH-D](https://openairdocs.org/stc/ST02836CH-D): Installation and activation of a Row 44 Broadband System. Anuvu IFC Corporation
- [STC ST03235CH](https://openairdocs.org/stc/ST03235CH): Certification of Compatibility with Wireless Data Technologies. Anuvu IFC Corporation. Lists 737-900 Series
- [STC ST03301NY](https://openairdocs.org/stc/ST03301NY): Installation and activation of a new Row 44 Wireless Broadband System. Anuvu IFC Corporation
- [STC ST04324CH](https://openairdocs.org/stc/ST04324CH): Installation of a retrofit satellite antenna and associated power supply unit on aircraft previously fitted with the Row 44 Broadband System. Anuvu IFC Corporation
- [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC. Lists 737-900 Series
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST12200IB](https://openairdocs.org/stc/ST12200IB): Istallation of the AFIRS Edge+ system. FLYHT Aerospace Solutions Ltd
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST12102IB](https://openairdocs.org/stc/ST12102IB): Installation of a Honeywell Aspire 400 SBB Satcom and/or an AMT-3800 high gain antenna. Jet Aviation AG
- [STC ST11396DS](https://openairdocs.org/stc/ST11396DS): Installation of an Avionica aviONS (Onboard Network System). Aircraft Systems and Manufacturing Inc
- [STC ST01335LA](https://openairdocs.org/stc/ST01335LA): Installation of a reinforced cockpit door. Safran Cabin Inc. Lists 737-900 Series
- [STC ST01492LA](https://openairdocs.org/stc/ST01492LA): Installation of Galley G3A and 6A. Safran Cabin Inc. Lists 737-900 Series
- [STC ST01783LA](https://openairdocs.org/stc/ST01783LA): Installation of a Closet, P/N 501227-1. Safran Cabin Inc. Lists 737-900 Series
- [STC ST02081LA](https://openairdocs.org/stc/ST02081LA): Installation of Divider and Curtain Assembly. Safran Cabin Inc. Lists 737-900 Series
- [STC ST12059IB](https://openairdocs.org/stc/ST12059IB): Installation of Seat to Floor Interface - isotropic intercostals for installation of seats and divans. JET AVIATION AG
- [STC ST02172SE](https://openairdocs.org/stc/ST02172SE): Installation of new ovens. B/E Aerospace Inc. - FSI
- [STC ST09865AC](https://openairdocs.org/stc/ST09865AC): Installation of Panasonic FlightLink. L2 Aviation
- [STC ST04798NY](https://openairdocs.org/stc/ST04798NY): AAR Engineering Services Seat Re-pitch. Delta Engineering Corporation
- [STC ST04668CH](https://openairdocs.org/stc/ST04668CH): Installation of Honeywell HCR-25 Cockpit Voice Recorder (CVR). Honeywell Aerospace Inc
- [STC ST01479CH](https://openairdocs.org/stc/ST01479CH): Installation of Smiths Industries Flight Management System data bus portable computing device recorder. Amphenol Cable and Interconnect Technologies, Inc. Lists 737-900 Series

All 430: https://openairdocs.org/aircraft/N57439/stcs.md

## Earlier aircraft with N57439

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N57439 before.

- [Cancelled 2006-03-21](https://openairdocs.org/deregistered/N57439-2006-03-21): Boeing A75N1(PT17), S/N 75-1985, built 1941. Exported to Canada. Owner: [Wasco, CA](https://openairdocs.org/faa-place/CA/Wasco)

## Related

- Other Boeing 737-924ER aircraft: https://openairdocs.org/model/boeing-737-924er/aircraft.md
- The CFM International CFM56-7B26/3 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b26-3-series.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.