# N197UA: 1997 Boeing 747-422

- Status: Valid registration
- Airframe: [Boeing 747-422](https://openairdocs.org/model/boeing-747-422) (registry code 1384935, 495 seats)
- Engine: [Pratt & Whitney PW4056](https://openairdocs.org/engine/pratt-whitney-pw4056) (registry code 51665)
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE) (The Boeing Company), [TCDS E24NE](https://openairdocs.org/tcds/E24NE) (Pratt & Whitney Division) (OpenAirDocs)
- Serial number: 26901
- Year built: 1997
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: July 18, 1997
- Certificate issued: April 1, 2013
- Expires: April 30, 2029
- Mode S code: A183EF
- 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=197UA
- Page: https://openairdocs.org/aircraft/N197UA

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.

## ADs that may apply (OpenAirDocs): 569 in force

### Matched by airframe (Boeing 747-422)

- [AD 2026-10-14](https://openairdocs.org/ad/2026-10-14): Communications system · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Jul 6, 2026
- [AD 2026-13-14](https://openairdocs.org/ad/2026-13-14): Navigation · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 7 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 2026-08-06](https://openairdocs.org/ad/2026-08-06): Oxygen · Boeing 747-400 Series with STC ST01676SE or ST01706SE. Effective May 7, 2026
- [AD 2025-15-07](https://openairdocs.org/ad/2025-15-07): Equipment/furnishings · Boeing 747-8 Series, 747-8F Series, 747-200B Series and 6 more. Effective Aug 13, 2025
- [AD 2025-09-08](https://openairdocs.org/ad/2025-09-08): Stabilizers · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 11 more. Effective May 5, 2025
- [AD 2025-03-10](https://openairdocs.org/ad/2025-03-10): Water/waste · Boeing 747-400 Series, 747-400F Series, 747-8F Series and 1 more. Effective Mar 21, 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 2025-02-05](https://openairdocs.org/ad/2025-02-05): Landing gear · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Mar 17, 2025
- [AD 2024-19-01](https://openairdocs.org/ad/2024-19-01): Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Nov 15, 2024
- [AD 2023-23-14](https://openairdocs.org/ad/2023-23-14): Fuel · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 11 more. Effective Dec 15, 2023
- [AD 2023-18-06](https://openairdocs.org/ad/2023-18-06): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 8 more. Effective Nov 7, 2023
- [AD 2023-12-14](https://openairdocs.org/ad/2023-12-14): Navigation · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 7 more. Effective Jun 21, 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 2023-07-09](https://openairdocs.org/ad/2023-07-09): Fuel · Boeing 747-400 Series and 747-8 Series. Effective May 1, 2023
- [AD 2023-03-20](https://openairdocs.org/ad/2023-03-20): Fuel · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective May 1, 2023
- [AD 2023-03-15](https://openairdocs.org/ad/2023-03-15): Air conditioning · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Apr 14, 2023
- [AD 2022-24-15](https://openairdocs.org/ad/2022-24-15): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 11 more. Effective Jan 26, 2023
- [AD 2022-25-04](https://openairdocs.org/ad/2022-25-04): Equipment/Furnishings · Boeing 747-400 Series and 747-8 Series. Effective Jan 20, 2023
- [AD 2022-23-12](https://openairdocs.org/ad/2022-23-12): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Jan 4, 2023
- [AD 2022-15-07](https://openairdocs.org/ad/2022-15-07): Navigation · Boeing 747-400 Series. Effective Sep 15, 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 2022-10-11](https://openairdocs.org/ad/2022-10-11): Fuel, Wings · Boeing 747-100B SUD Series, 747-200B Series, 747-200C Series and 6 more. Effective Jul 11, 2022
- [AD 2021-26-10](https://openairdocs.org/ad/2021-26-10): Equipment/Furnishings · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Feb 22, 2022
- [AD 2021-17-06](https://openairdocs.org/ad/2021-17-06): Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Oct 5, 2021
- [AD 2021-14-10](https://openairdocs.org/ad/2021-14-10): Equipment/furnishings · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Aug 19, 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 2021-06-10](https://openairdocs.org/ad/2021-06-10): Fuel · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 16 more. Effective Apr 28, 2021
- [AD 2020-21-16](https://openairdocs.org/ad/2020-21-16): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Jan 14, 2021
- [AD 2020-18-02](https://openairdocs.org/ad/2020-18-02): Fuel · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Nov 10, 2020
- [AD 2020-15-14](https://openairdocs.org/ad/2020-15-14): Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Sep 3, 2020
- [AD 2020-14-02](https://openairdocs.org/ad/2020-14-02): Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Jul 28, 2020
- [AD 2020-07-14](https://openairdocs.org/ad/2020-07-14): Fuel · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective May 18, 2020
- [AD 2020-04-11](https://openairdocs.org/ad/2020-04-11): Fuselage · Boeing 747-400 Series. Effective Apr 13, 2020
- [AD 2019-19-02](https://openairdocs.org/ad/2019-19-02): Fuselage · Boeing 747-400 Series and 747-400F Series. Effective Nov 27, 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
- [AD 2018-19-23](https://openairdocs.org/ad/2018-19-23): Doors · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 15 more. Effective Nov 7, 2018
- [AD 2018-16-06](https://openairdocs.org/ad/2018-16-06): Equipment/furnishings; 53, Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Sep 12, 2018
- [AD 2018-09-12](https://openairdocs.org/ad/2018-09-12): Oxygen · Boeing 747-200B Series, 747-300 Series and 747-400 Series. Effective May 30, 2018
- [AD 2018-04-07](https://openairdocs.org/ad/2018-04-07): Fuselage; Nacelles/Pylons; Stabilizers; Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Mar 30, 2018
- [AD 2017-22-10](https://openairdocs.org/ad/2017-22-10): Equipment/furnishings · Boeing 747-400 Series, 747-400F Series and 747-8F Series. Effective Dec 29, 2017
- [AD 2017-18-06](https://openairdocs.org/ad/2017-18-06): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Oct 5, 2017
- [AD 2017-09-10](https://openairdocs.org/ad/2017-09-10): Wings · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Jun 27, 2017
- [AD 2017-02-09](https://openairdocs.org/ad/2017-02-09): Fuselage · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Mar 17, 2017
- [AD 2017-02-04](https://openairdocs.org/ad/2017-02-04): Nacelles/pylons · Boeing 747-200B Series, 747-300 Series, 747-400 Series and 2 more. Effective Mar 14, 2017
- [AD 2016-26-07](https://openairdocs.org/ad/2016-26-07): Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Feb 15, 2017
- [AD 2016-25-01](https://openairdocs.org/ad/2016-25-01): Auto flight · Boeing 747-400 Series, 747-400D Series, 747-400F Series and 8 more. Effective Jan 31, 2017
- [AD 2016-25-05](https://openairdocs.org/ad/2016-25-05): Stabilizers · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Jan 25, 2017
- [AD 2016-25-09](https://openairdocs.org/ad/2016-25-09): Fuselage · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Jan 17, 2017
- [AD 2016-19-12](https://openairdocs.org/ad/2016-19-12): Fuel · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Nov 14, 2016

### Matched by engine (Pratt & Whitney PW4056)

- [AD 2026-21-06](https://openairdocs.org/ad/2026-21-06): Engine Fuel and Control · Pratt & Whitney Division PW4052, PW4056, PW4060 and 10 more. Effective Nov 23, 2026
- [AD 2018-13-02](https://openairdocs.org/ad/2018-13-02): Turbine Engine Combustion Section · Pratt & Whitney Division PW4052, PW4056, PW4060 and 7 more. Effective Jul 20, 2018
- [AD 2016-08-09](https://openairdocs.org/ad/2016-08-09): HPC 10th stage disk · Pratt & Whitney Division PW4050, PW4052, PW4056 and 24 more. Effective Jun 1, 2016
- [AD 2015-22-03](https://openairdocs.org/ad/2015-22-03): LPT 4th stage IAS · Pratt & Whitney Division PW4050, PW4052, PW4056 and 24 more. Effective Dec 1, 2015
- [AD 2012-22-16](https://openairdocs.org/ad/2012-22-16): 3rd stage LPT duct segments · Pratt & Whitney Division PW4050, PW4052, PW4056 and 13 more. Effective Dec 19, 2012
- [AD 2012-14-09](https://openairdocs.org/ad/2012-14-09): 3rd and 4th stage vane fractures · Pratt & Whitney Division PW4050, PW4052, PW4056 and 24 more. Effective Nov 7, 2012
- [AD 2012-18-17](https://openairdocs.org/ad/2012-18-17): HPC drum rotor disk assembly · Pratt & Whitney Division PW4052, PW4056, PW4060 and 16 more. Effective Oct 22, 2012
- [AD 2012-18-03](https://openairdocs.org/ad/2012-18-03): 1st stage HPT air seal rings · Pratt & Whitney Division PW4050, PW4052, PW4056 and 18 more. Effective Oct 11, 2012
- [AD 2012-16-01](https://openairdocs.org/ad/2012-16-01): High-pressure turbine (HPT) stage 1 front hubs · Pratt & Whitney Division PW4052, PW4056, PW4060 and 14 more. Effective Sep 28, 2012
- [AD 2012-06-18](https://openairdocs.org/ad/2012-06-18): Engine · Pratt & Whitney Division PW4050, PW4052, PW4056 and 13 more. Effective Apr 27, 2012
- [AD 2012-04-04](https://openairdocs.org/ad/2012-04-04): fuel metering units (FMUs) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 13 more. Effective Apr 5, 2012
- [AD 2011-25-09](https://openairdocs.org/ad/2011-25-09): PW4000 turbofan engines · Pratt & Whitney Division PW4050, PW4052, PW4056 and 18 more. Effective Jan 10, 2012
- [AD 2010-24-14](https://openairdocs.org/ad/2010-24-14): HPC 10th stage disk · Pratt & Whitney Division PW4050, PW4052, PW4056 and 17 more. Effective Jan 21, 2011
- [AD 2010-24-09](https://openairdocs.org/ad/2010-24-09): No. 3 bearing oil pressure tubes · Pratt & Whitney Division PW4050, PW4052, PW4056 and 34 more. Effective Dec 28, 2010
- [AD 2008-24-13](https://openairdocs.org/ad/2008-24-13): Electronic engine controls (EECs) · Pratt & Whitney Division PW4052, PW4056, PW4060 and 6 more. Effective Jan 8, 2009
- [AD 2005-25-09](https://openairdocs.org/ad/2005-25-09): Engine manufacturer's time limits section (TLS) · Pratt & Whitney Division PW4050, PW4052, PW4056 and 26 more. Effective Jun 12, 2006
- [AD 2003-19-15](https://openairdocs.org/ad/2003-19-15): High-Pressure-Compressor (HPC) Surges · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Oct 30, 2003
- [AD 2002-12-15](https://openairdocs.org/ad/2002-12-15): Front Drum Rotors · Pratt & Whitney Division PW4052, PW4056, PW4060 and 6 more. Effective Jul 31, 2002
- [AD 2001-05-07](https://openairdocs.org/ad/2001-05-07): Low Pressure Turbine (LPT) 4th Stage Air Seal · Pratt & Whitney Division PW4052, PW4056, PW4060 and 11 more. Effective Mar 30, 2001
- [AD 99-15-01](https://openairdocs.org/ad/99-15-01): Low Pressure Turbine Disks · Pratt & Whitney Division PW4056, PW4152, PW4156A and 3 more. Effective Sep 14, 1999
- [AD 98-23-08](https://openairdocs.org/ad/98-23-08): High Pressure Compressor  Blade Tips · Pratt & Whitney Division PW4050, PW4052, PW4056 and 12 more. Effective Jan 12, 1999
- [AD 98-19-03](https://openairdocs.org/ad/98-19-03): High Pressure Turbine Rotating Airseals · Pratt & Whitney Division PW4052, PW4056, PW4060 and 9 more. Effective Nov 9, 1998
- [AD 96-13-08](https://openairdocs.org/ad/96-13-08): AFT Cascade Support Frame Assembly · Pratt & Whitney assembly Part Number 221D5015, Revision A (STC SE744NE). Effective Aug 1, 1996
- [AD 93-08-16](https://openairdocs.org/ad/93-08-16): Fuel Pump · Pratt & Whitney Division PW4050, PW4052, PW4056 and 2 more. Effective Jul 12, 1993
- [AD 90-22-02](https://openairdocs.org/ad/90-22-02): Low Pressure Turbine Shaft · Pratt & Whitney Division PW4050, PW4052, PW4056 and 6 more. Effective Oct 18, 1990

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

- [AD 2025-01-08](https://openairdocs.org/ad/2025-01-08) (historical): Equipment/furnishings · Boeing 747-200B Series, 747-200C Series, 747-200F Series and 6 more. Effective Mar 19, 2025
- [AD 2022-27-07](https://openairdocs.org/ad/2022-27-07) (historical): Fuel · Boeing 747-400 Series and 747-8 Series. Effective Jan 13, 2023
- [AD 2022-06-16](https://openairdocs.org/ad/2022-06-16) (historical): Navigation · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 7 more. Effective Mar 16, 2022
- [AD 2021-07-09](https://openairdocs.org/ad/2021-07-09) (historical): Air conditioning · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective May 12, 2021
- [AD 2021-02-15](https://openairdocs.org/ad/2021-02-15) (historical): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 8 more. Effective Mar 30, 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 2019-22-02](https://openairdocs.org/ad/2019-22-02) (historical): Equipment/ furnishings · Boeing 747-200B Series, 747-200C Series, 747-200F Series and 6 more. Effective Jan 16, 2020
- [AD 2017-18-05](https://openairdocs.org/ad/2017-18-05) (historical): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Oct 5, 2017
- [AD 2015-13-06](https://openairdocs.org/ad/2015-13-06) (historical): Fuselage · Boeing 747-400 Series and 747-400F Series. Effective Sep 1, 2015
- [AD 2014-07-01](https://openairdocs.org/ad/2014-07-01) (historical): Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Jun 3, 2014
- [AD 2013-22-11](https://openairdocs.org/ad/2013-22-11) (historical): Fuselage · Boeing 747-400 Series and 747-400D Series. Effective Dec 10, 2013
- [AD 2013-23-03](https://openairdocs.org/ad/2013-23-03) (historical): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 8 more. Effective Nov 29, 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 2013-14-05](https://openairdocs.org/ad/2013-14-05) (historical): Fuselage · Boeing 747-400 Series and 747-400F Series. Effective Aug 26, 2013
- [AD 2013-01-02](https://openairdocs.org/ad/2013-01-02) (historical): Doors · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 12 more. Effective Feb 22, 2013
- [AD 2012-24-10](https://openairdocs.org/ad/2012-24-10) (historical): Air Conditioning · Boeing 747-400 Series and 747-400F Series. Effective Jan 16, 2013
- [AD 2012-22-02](https://openairdocs.org/ad/2012-22-02) (historical): Fuselage · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Dec 26, 2012
- [AD 2012-15-13](https://openairdocs.org/ad/2012-15-13) (historical): Fuselage · Boeing 747-100B SUD Series, 747-200B Series, 747-300 Series and 2 more. Effective Sep 12, 2012
- [AD 2012-05-03](https://openairdocs.org/ad/2012-05-03) (historical): Wings · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Apr 24, 2012
- [AD 2010-26-10](https://openairdocs.org/ad/2010-26-10) (historical): Fuselage · Boeing 747-200C Series, 747-200F Series, 747-400 Series and 2 more. Effective Feb 1, 2011
- [AD 2010-20-08](https://openairdocs.org/ad/2010-20-08) (historical): Fuselage · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 8 more. Effective Nov 9, 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 2009-22-08](https://openairdocs.org/ad/2009-22-08) (historical): Control switches · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 12 more. Effective Dec 3, 2009
- [AD 2009-14-02](https://openairdocs.org/ad/2009-14-02) (historical): Vertical stabilizer seal and fuselage skin · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Aug 3, 2009
- [AD 2009-10-06](https://openairdocs.org/ad/2009-10-06) (historical): Air Transport Association (ATA) of America Code 27: Flight controls. · Boeing 747-400 Series and 747-400D Series. Effective Jun 9, 2009
- [AD 2009-06-02](https://openairdocs.org/ad/2009-06-02) (historical): Detect and correct cracks in the fuselage skin that can propagate and grow, resulting in a loss of structural integrity and a sudden decompression of the airplane during flight. · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 7 more. Effective Apr 20, 2009
- [AD 2008-10-06](https://openairdocs.org/ad/2008-10-06) (historical): Fuel tank systems · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Jun 12, 2008
- [AD 2008-08-25](https://openairdocs.org/ad/2008-08-25) (historical): Main equipment center · Boeing 747-400 Series and 747-400F Series. Effective May 27, 2008
- [AD 2007-23-18](https://openairdocs.org/ad/2007-23-18) (historical): Tension ties · Boeing 747-100B SUD Series, 747-200B Series, 747-300 Series and 2 more. Effective Nov 28, 2007
- [AD 2007-16-08](https://openairdocs.org/ad/2007-16-08) (historical): Cracking of the station 800 frame assembly · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 6 more. Effective Sep 13, 2007
- [AD 2007-15-10](https://openairdocs.org/ad/2007-15-10) (historical): No. 2 and No. 3 windows · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Sep 4, 2007
- [AD 2007-16-19](https://openairdocs.org/ad/2007-16-19) (historical): Aft tension tie channels at four station locations · Boeing 747-200B Series, 747-300 Series and 747-400 Series. Effective Aug 28, 2007
- [AD 2007-07-03](https://openairdocs.org/ad/2007-07-03) (historical): Trim air diffuser ducts or sidewall riser duct assemblies · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective May 2, 2007
- [AD 2006-22-15](https://openairdocs.org/ad/2006-22-15) (historical): Nose wheel well (NWW) · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Dec 11, 2006
- [AD 2006-18-17](https://openairdocs.org/ad/2006-18-17) (historical): Yaw damper actuator portion of the upper and lower rudder power control modules (PCMs) · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Oct 13, 2006
- [AD 2006-12-12](https://openairdocs.org/ad/2006-12-12) (historical): Station 800 frame assembly · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 6 more. Effective Jul 17, 2006
- [AD 2006-12-10](https://openairdocs.org/ad/2006-12-10) (historical): Support bracket of the crew oxygen cylinder · Boeing 747-400 Series. Effective Jul 17, 2006
- [AD 2006-10-04](https://openairdocs.org/ad/2006-10-04) (historical): Left and right longeron extension fittings · Boeing 747-200B Series, 747-200C Series, 747-200F Series and 3 more. Effective Jun 16, 2006
- [AD 2006-09-06](https://openairdocs.org/ad/2006-09-06) (historical): Lower lobe fuselage frames · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 5 more. Effective Jun 7, 2006
- [AD 2006-06-11](https://openairdocs.org/ad/2006-06-11) (historical): Fasteners in the tension ties · Boeing 747-100B SUD Series, 747-200B Series, 747-300 Series and 2 more. Effective Apr 26, 2006
- [AD 2006-05-09](https://openairdocs.org/ad/2006-05-09) (historical): Lap joints of the fuselage skin · Boeing 747-200C Series, 747-200F Series, 747-400 Series and 2 more. Effective Apr 13, 2006
- [AD 2006-05-06](https://openairdocs.org/ad/2006-05-06) (historical): Body station (BS) 2598 bulkhead · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Apr 13, 2006
- [AD 2006-05-02](https://openairdocs.org/ad/2006-05-02) (historical): Fuselage internal structure · Boeing 747-200C Series, 747-200F Series, 747-400 Series and 2 more. Effective Apr 6, 2006
- [AD 2005-16-06](https://openairdocs.org/ad/2005-16-06) (historical): Escape slides/rafts. · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Sep 13, 2005
- [AD 2005-15-08](https://openairdocs.org/ad/2005-15-08) (historical): Fuselage stringers · Boeing 747-100B Series, 747-200B Series, 747-300 Series and 2 more. Effective Aug 30, 2005
- [AD 2005-01-09](https://openairdocs.org/ad/2005-01-09) (historical): Frame Web and Inner Chords on Forward Edge Frame of Number 5 Main Entry Door Cutout · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 8 more. Effective Feb 11, 2005
- [AD 2003-23-01](https://openairdocs.org/ad/2003-23-01) (historical): Yaw damper actuator · Boeing 747-400 Series, 747-400D Series and 747-400F Series. Effective Dec 18, 2003
- [AD 2003-19-08](https://openairdocs.org/ad/2003-19-08) (historical): Discrepancies of Forward and Aft Sides of Body Station 2598 Bulkhead · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Oct 27, 2003
- [AD 2003-20-08](https://openairdocs.org/ad/2003-20-08) (historical): Shoulder restraint harness · Boeing 747-100B Series, 747-200B Series, 747-200C Series and 8 more. Effective Oct 21, 2003
- [AD 2003-13-09](https://openairdocs.org/ad/2003-13-09) (historical): Horizontal stabilizer and rear spar structure · Boeing 747-100 Series, 747-100B Series, 747-100B SUD Series and 9 more. Effective Jul 15, 2003

All 661: https://openairdocs.org/aircraft/N197UA/ads.md

## Information bulletins (advisory) (16 in force)

- [SAIB AIR-20-18](https://openairdocs.org/saib/AIR-20-18): Flight Management Computing Software System. Issued Nov 16, 2020
- [SAIB NM-20-07](https://openairdocs.org/saib/NM-20-07): Navigation - Glideslope System. Issued Apr 16, 2020
- [SAIB NM-18-33](https://openairdocs.org/saib/NM-18-33): Engine Fuel and Control. Issued Dec 17, 2018
- [SAIB NM-17-10](https://openairdocs.org/saib/NM-17-10): Maintenance Practices. Issued Apr 13, 2017
- [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-12-40](https://openairdocs.org/saib/NM-12-40): External Power System Connector. Issued Aug 3, 2012
- [SAIB NM-09-27](https://openairdocs.org/saib/NM-09-27): Equipment/Furnishings:  In-flight access to Class E cargo compartments. Issued May 12, 2009
- [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-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 ANM-99-29](https://openairdocs.org/saib/ANM-99-29): . Issued Jul 2, 1999
- [SAIB 2025-06](https://openairdocs.org/saib/2025-06): High Pressure Turbines. Issued Jul 22, 2025
- [SAIB NE-19-02](https://openairdocs.org/saib/NE-19-02): Turbine Engine Compressor Section -- Low-pressure turbine uncontainment. Issued Feb 19, 2019
- [SAIB NE-16-01R1](https://openairdocs.org/saib/NE-16-01R1): Turbine Section. Issued Jan 14, 2016
- [SAIB NE-15-19](https://openairdocs.org/saib/NE-15-19): Turbine Section. Issued Jul 14, 2015
- [SAIB NE-13-31](https://openairdocs.org/saib/NE-13-31): Turbine Engine Oil System  Scavenge Oil Tube Coking and Proper Cleaning at Overhaul. Issued May 9, 2013
- [SAIB NE-16-01](https://openairdocs.org/saib/NE-16-01) (historical): Turbine Section. Issued Oct 5, 2015

## NTSB investigations

None matched to N197UA.

## FAA accident and incident reports

None matched to N197UA.

## Service difficulty reports (352, 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 CALA2016090900642](https://openairdocs.org/sdr/CALA2016090900642), Sep 8, 2016: SKIN. DAMAGED. AFT CARGO DOOR FWD LWR CORNER DAMAGE. REMOVED PREVIOUS REPAIR, REMOVED DAMAGED DOOR SKIN. REPAIRED IAW SRM 53-30-01 REPAIR 2.
- [SDR CALA2016021695108](https://openairdocs.org/sdr/CALA2016021695108), Feb 15, 2016: LIGHT. INOPERATIVE. CREW REST EMER LIGHT INOPERATIVE. REPLACED WITH SUCCESSFUL OPERATIONS CHECK IAW AMM 33-51-07.
- [SDR CALA2016021295104](https://openairdocs.org/sdr/CALA2016021295104), Feb 12, 2016: STRUCTURE. DAMAGED. STATION 520 - 540, STRINGER 39L, EXISTING BLEND OUT IS OUT OF LIMITS. INSTALLED DOUBLER REPAIR IAW ECRA 5300-05554.
- [SDR CALA2016021295103](https://openairdocs.org/sdr/CALA2016021295103), Feb 12, 2016: FASTENER. MISSING. LEFT BLG WW BULKHEAD WEB, STATION 1480, LBL 98 HAS EXISTING REPAIR WITH 3 EACH MISSING FASTENERS IAW SRM 53-40-08 FIG 201, REPAIR 1. REPAIRED IAW ECRA 5310-0673
- [SDR CALA2015122494914](https://openairdocs.org/sdr/CALA2015122494914), Dec 20, 2015: CABLE. SHORTED. EMERGENCY EXIT LIGHT, PATH LIGHTS 45 - 53 ABC INOPERATIVE. FOUND FWD SECTION OF FLAT CABLE NEXT TO GALLEY SHORTED OUT. REPLACED BAD CABLE, PATH LIGHTS CHECKED G
- [SDR CALA2015092194388](https://openairdocs.org/sdr/CALA2015092194388), Sep 21, 2015: LIGHT. INOPERATIVE. IN ACCORDANCE WITH A CHECK, AFT EEL OF OVER STAIR WALL, INOPERATIVE. REPLACED EEL STRIP. OPERATIONS CHECKED OK.
- [SDR CALA2015092194387](https://openairdocs.org/sdr/CALA2015092194387), Sep 21, 2015: BATTERY. DISCHARGED. IN ACCORDANCE WITH A CHECK, DOOR 4R, AFT EXIT SIGN ON SIDE OF DOOR, INOPERATIVE. REPLACED WHITE BATTERY. OPERATIONS CHECKED OK.
- [SDR CALA2015092194386](https://openairdocs.org/sdr/CALA2015092194386), Sep 21, 2015: LIGHT. INOPERATIVE. IN ACCORDANCE WITH A CHECK, OVER STAIR CEILING EEL, INOPERATIVE. RELAMPED LIGHT. OPERATIONS CHECKED GOOD.
- [SDR CALA2015092194385](https://openairdocs.org/sdr/CALA2015092194385), Sep 21, 2015: BATTERY. DISCHARGED. IN ACCORDANCE WITH A CHECK, EEL SEATS FROM 22 TO 25 LT, VERY DIM. REPLACED WHITE BATTERY. OPERATIONS CHECKED OK.
- [SDR CALA2015092194384](https://openairdocs.org/sdr/CALA2015092194384), Sep 21, 2015: LIGHT. INOPERATIVE. IN ACCORDANCE WITH A CHECK, SEAT EEL FROM 45 TO 53 LT, AFT GALLEY EEL, TWO EACH LT SIDE, INOPERATIVE. FOUND FLOOR WET CAUSING WHOLE SEAT EEL & GALLEY EELS NOT T
- [SDR CALA2015091094283](https://openairdocs.org/sdr/CALA2015091094283), Sep 7, 2015: ENGINE. MALFUNCTIONED. NUMBER 3 ENG SURGED ABOUT 25 MINUTES AFTER TAKEOFF, FOLLOWED BY EEC MODE & EGT SPIKE. ENG WAS SHUT DOWN & ACFT RETURNED. REPLACED ENG IAW TOD 71-00-02 CONFIG 3 
- [SDR CALA2015071794135](https://openairdocs.org/sdr/CALA2015071794135), Jul 17, 2015: BATTERY PACK. DISCHARGED. 23 - 25 ABC EMER LIGHTS DON’T WORK. REPLACED EMERGENCY EXIT LIGHT BATTERY PACK. OPERATIONS CHECKED GOOD.
- [SDR CALA2015021293120](https://openairdocs.org/sdr/CALA2015021293120), Feb 11, 2015: SKIN. DAMAGED. REF SMC 107 & LM 2478, DAMAGE AT STATION 220, 3 INCHES BELOW STRINGER 15L. ACCOMPLISHED INSTALLATION OF EXTERNAL REPAIR IAW SRM 53-00-01 REPAIR 15.
- [SDR CALA2015012393018](https://openairdocs.org/sdr/CALA2015012393018), Jan 22, 2015: CONNECTOR. DIRTY. IAW A CHECK, SEAT 9 LT, EMERGENCY EXIT LIGHT INOPERATIVE. CLEANED EMERGENCY EXIT LIGHT CONNECTOR STRIP. OPERATIONS CHECKED GOOD.
- [SDR CALA2015012393004](https://openairdocs.org/sdr/CALA2015012393004), Jan 22, 2015: LIGHT. INOPERATIVE. IN ACCORDANCE WITH A CHECK, SEAT 9 LT, LIGHT INOPERATIVE. REPLACED FWD EMERGENCY EXIT LIGHT ASSEMBLY ON THE SLEEPER SEAT PARTITION.
- [SDR CALA2015012393003](https://openairdocs.org/sdr/CALA2015012393003), Jan 22, 2015: CONNECTOR. SATURATED. IN ACCORDANCE WITH A CHECK, SEAT EMERGENCY EXIT LIGHTS FROM SEAT 45L TO 53L, INOPERATIVE. CLEANED & DRIED EMERGENCY EXIT LIGHT CONNECTOR STRIP AT AFT LT CORNER 
- [SDR CALA2014120992817](https://openairdocs.org/sdr/CALA2014120992817), Dec 8, 2014: DOOR SILL. CRACKED. MAIN DECK LT DOOR 1 UPPER SILL WEB FOUND CRACKED. REPAIR ACCOMPLISHED IAW SRM 53-10-15 REPAIR 1 FIG 201.
- [SDR CALA2014120992816](https://openairdocs.org/sdr/CALA2014120992816), Dec 8, 2014: DOOR SILL. CRACKED. MAIN DECK STATION 460 RT DOOR UPPER SILL WEB FOUND CRACKED. REPAIR WAS ACCOMPLISHED IAW SRM 53-10-15 REPAIR 1 FIGURE 201.
- [SDR CALA2014120992815](https://openairdocs.org/sdr/CALA2014120992815), Dec 7, 2014: SKIN. NICKED. LOWER FUSELAGE FWD E & E COMPARTMENT DOOR EXTERIOR SURFACE HAS NICKS. REPLACED IAW SRM 51-40-02 REV 91 & DWG PL65B10359 REV T.
- [SDR CALA2014120992810](https://openairdocs.org/sdr/CALA2014120992810), Dec 7, 2014: SEAT TRACK. CRACKED. STATION 1480 RBL 97 SEAT TRACK FOUND CRACK. SEAT TRACK REPAIRED IAW SRM 53-40-52 REPAIR 2 FIG 201.
- [SDR CALA2014120992803](https://openairdocs.org/sdr/CALA2014120992803), Dec 6, 2014: DOOR FRAME. CORRODED. L4 DOOR UPPER BEARING PLATE FRAME WEB FOUND CORRODED. REMOVED CORRODED L4 DOOR UPPER FRAME WEB, NDT CUT OUT AREA, NO DEFECT NOTED. FABRICATED & INSTALLED NEW WE
- [SDR CALA2014120592789](https://openairdocs.org/sdr/CALA2014120592789), Dec 4, 2014: SKIN. CRACKED. BS 2090 BETWEEN STRINGER 35R & 36R FUSE SKIN VENT HOLE AFT AREA FOUND CORROSION & CRACKED. REPAIRED IAW SRM 53-60-01 REPAIR 5 & ECRA 5330-04948.
- [SDR CALA2014120592791](https://openairdocs.org/sdr/CALA2014120592791), Dec 3, 2014: WEB. CRACKED. MDDR R5 FWD CUT OUT STRINGER 21 - 22 INNER WEB FOUND CRACK. INNER WEB REPAIRED IAW SRM 53-60-15 REP 3.
- [SDR CALA2014120292766](https://openairdocs.org/sdr/CALA2014120292766), Dec 1, 2014: CHANNEL. CRACKED. TENSION TIE LT BS 1180 FWD CHANNEL FOUND CRACKED. TENSION TIE FWD CHANNEL REPAIRED IAW SRM 53-40-07 REP 2.
- [SDR CALA2014120292765](https://openairdocs.org/sdr/CALA2014120292765), Dec 1, 2014: CHANNEL. CRACKED. TENSION TIE LT BS 1160 FWD CHANNEL FOUND CRACKED. TENSION TIE FWD CHANNEL REPAIRED IAW SRM 53-40-07 REP 2.
- [SDR CALA2014120292764](https://openairdocs.org/sdr/CALA2014120292764), Dec 1, 2014: CHANNEL. CRACKED. TENSION TIE RT BS 1120 FWD CHANNEL FOUND CRACKED. TENSION TIE FWD CHANNEL REPAIRED IAW SRM 53-40-07 REP 2.
- [SDR CALA2014120292763](https://openairdocs.org/sdr/CALA2014120292763), Dec 1, 2014: DOUBLER. CRACKED. STATION 1200 STRINGER 9R FRAME DOUBLER FOUND CRACKED. CARRIED OUT REPAIR IAW SRM 53-40-07 REP 8.
- [SDR CALA2014120292760](https://openairdocs.org/sdr/CALA2014120292760), Nov 30, 2014: DOUBLER. CRACKED. MAIN DECK STATION 1220, STRINGER 8R FRAME DOUBLER FOUND CRACKED. CARRIED OUT REPAIR IAW SRM 53-40-07 REP 8.
- [SDR CALA2014120292759](https://openairdocs.org/sdr/CALA2014120292759), Nov 30, 2014: FRAME. CRACKED. MAIN DECK STATION 1140, STRINGER 10L & 10AL FRAME FOUND CRACKED. CARRIED OUT REPAIR IAW SRM 53-40-07 REP 1.
- [SDR CALA2014120292750](https://openairdocs.org/sdr/CALA2014120292750), Nov 27, 2014: SEAT TRACK. CRACKED. STATION 1480 RBL 97 SEAT TRACK FOUND CRACKED. SEAT TRACK REPAIRED IAW SRM 53-40-52 REPAIR 2 FIG 201.
- [SDR CALA2014120292749](https://openairdocs.org/sdr/CALA2014120292749), Nov 27, 2014: CHANNEL. CRACKED. TENSION TIE LT BS 1120 FWD CHANNEL FOUND CRACKED. TENSION TIE FWD CHANNEL REPAIRED IAW SRM 53-40-30 REP 2.
- [SDR CALA2014100792372](https://openairdocs.org/sdr/CALA2014100792372), Oct 4, 2014: LIGHT. INOPERATIVE. RIGHT SIDE OVERWING 3RD AFT EMER EXIT LIGHT INOPERATIVE. REPLACED LIGHT BULB. OPERATIONS CHECKED OK.
- [SDR CALA2014100792371](https://openairdocs.org/sdr/CALA2014100792371), Oct 4, 2014: LIGHT. UNSECURE. AFT LAVATORY 116 WALL EMER EXIT LIGHT INOPERATIVE. SECURED EMER EXIT LIGHT. OPERATIONS CHECKED OK.
- [SDR CALA2014100792370](https://openairdocs.org/sdr/CALA2014100792370), Oct 4, 2014: LIGHT. DISCONNECTED. ROW 54 SEAT KJH EMER EXIT LIGHT INOPERATIVE. EMER EXIT LIGHT STRIP DISCONNECTED. SECURED EMER EXIT LIGHT STRIP. OPERATIONS CHECKED OK.
- [SDR CALA2014082892041](https://openairdocs.org/sdr/CALA2014082892041), Aug 26, 2014: BATTERY PACK. DISCHARGED. UPPER DECK LT DOOR BATTERY CHECK LIGHT DOES NOT TEST. REPLACED BATTERY PACK & POWER SUPPLY IAW AMM 52-23-14.
- [SDR CALA2014050690981](https://openairdocs.org/sdr/CALA2014050690981), May 3, 2014: BATTERY. DISCHARGED. DOOR 1R EMER SLIDE LIGHT IS INOPERATIVE. REPLACED BATTERIES IN LIGHT ASSEMBLY. OPERATIONS CHECKED GOOD.
- [SDR CALA2014022790492](https://openairdocs.org/sdr/CALA2014022790492), Feb 27, 2014: LIGHT. INOPERATIVE. OVERWING EMERGENCY SLIDE LIGHTS INOPERATIVE. FOUR EACH, UPPER TWO SLIDE LIGHTS ON THE RT SIDE & LOWER TWO SLIDE LIGHTS ON THE LT. CHANGED POWER SUPPLIES FOR BOT
- [SDR CALA2013120993550](https://openairdocs.org/sdr/CALA2013120993550), Dec 6, 2013: O-RING. CUT. ON ARRIVAL AT GATE FOUND OIL LEAKING FROM OIL SERVICE DOOR NR 1 ENG. FOUND OIL CAP O RING CUT, REPLACED O RING NR 1 ENG.
- [SDR CALA2013111392887](https://openairdocs.org/sdr/CALA2013111392887), Nov 11, 2013: UNKNOWN. FAULTY. UPPER DECK EMERGENCY EXIT LIGHT SIDE, BATTERY FAILS TO TEST. REPLACED BATTERY, NO HELP. ITEM ROLLED FORWARD, DEFERRED IAW MEL. ** DL1730 CREATED TO MONITOR **
- [SDR CALA2013102992496](https://openairdocs.org/sdr/CALA2013102992496), Oct 28, 2013: CIRCUIT CARD. FAULTY. HYD CONTROL 4 EICAS ADVISORY MESSAGE WITH HYDIM 4 STATUS MESSAGE. BOEING AHM PROGRAM HAS DETECTED FAULT MESSAGE 29184 HYDIM-4 FAIL OR HYDIM-4 OUTPUT BUS FAIL. R
- [SDR CALA2013102292282](https://openairdocs.org/sdr/CALA2013102292282), Oct 19, 2013: LIGHT. INOPERATIVE. ON CM CHECK FOUND 39C EMERGENCY LIGHT OUT. REPLACED.
- [SDR CALA2013100291674](https://openairdocs.org/sdr/CALA2013100291674), Oct 2, 2013: SKIN. DAMAGED. FUSELAGE SKIN DAMAGE AT STATION 680 WL118, AT CARGO DOOR CUTOUT FWD EDGE, 5" ABOVE SKIN LAP. DAMAGE IS ABOUT 1.5"L X 1.2"W GOUGED. WILL NEED DEPTH MEASUREMENT F
- [SDR CALA2013082990830](https://openairdocs.org/sdr/CALA2013082990830), Aug 27, 2013: WIRE HARNESS. DAMAGED. SEATS 33C-43C EMERGENCY EXIT LIGHTS INOPERATIVE. FOUND DAMAGED WIRE RUN AT SEATS 42ABC BETWEEN SEAT ELECTRONICS UNIT & EMERGENCY LIGHT ASSEMBLY AT EDGE OF SEAT 
- [SDR CALA2013082990829](https://openairdocs.org/sdr/CALA2013082990829), Aug 27, 2013: LIGHT. INOPERATIVE. EMERGENCY CEILING LIGHT ROW 17 INOPERATIVE. RELAMPED IAW MM.
- [SDR CALA2013082990828](https://openairdocs.org/sdr/CALA2013082990828), Aug 27, 2013: LIGHT. INOPERATIVE. SEAT 16B AFT EMERGENCY LIGHT INOPERATIVE. RELAMPED & TESTED IAW MM 33-51-00-501.
- [SDR CALA2013082990827](https://openairdocs.org/sdr/CALA2013082990827), Aug 27, 2013: LIGHT. INOPERATIVE. CEILING EMERGENCY LIGHT AT ROW 15 INOPERATIVE. RELAMPED.
- [SDR CALA2013082990826](https://openairdocs.org/sdr/CALA2013082990826), Aug 27, 2013: LIGHT. INOPERATIVE. SEAT 50H EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED SEAT 50H EMERGENCY EXIT LIGHT ASSEMBLY. OPERATIONS CHECKED OKAY.
- [SDR CALA2013082990825](https://openairdocs.org/sdr/CALA2013082990825), Aug 27, 2013: LIGHT. INOPERATIVE. SEAT 23C EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED SEAT 23C EMERGENCY EXIT LIGHT ASSEMBLY, OPERATIONS CHECKED OKAY.
- [SDR CALA2013082190642](https://openairdocs.org/sdr/CALA2013082190642), Aug 21, 2013: WINDOW. CRACKED. PER EQ6149 CHECK NR 3 RT WINDOW. ON CHECK FOUND NR 3 RT WINDOW FORWARD LOWER CORNER CRACK. WINDOW REPLACED PER AMM AND WINDOW HEAT CHECKED SATIS.
- [SDR CALA2013082290669](https://openairdocs.org/sdr/CALA2013082290669), Aug 5, 2013: ENGINE. BIRD INGESTION. NR 4 ENGINE VIBRATION AT TAKE OFF. AIRCRAFT EXPERIENCED A BIRD STRIKE. INSPECTION PER MM CARRIED OUT.

All 352: https://openairdocs.org/aircraft/N197UA/reports.md

## STCs that may be installed (OpenAirDocs) (702, 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 747-422)

- [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 ST02166SE](https://openairdocs.org/stc/ST02166SE): Installation of additional bunks in the Door 5 Overhead Crew Rest on Boeing Model 747-400 series aircraft. B/E Aerospace, Inc. - FSI
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST00437AT](https://openairdocs.org/stc/ST00437AT): Installation of Collins SAT-906 SATCOM System with Canadian- Marconi CMA-2102 Antenna System and Ball Airlink Low Gain Antenna. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST00552AT](https://openairdocs.org/stc/ST00552AT): Installation of a Collins SATCOM update from 900 SDU to 906 SDU. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST01859AT-D](https://openairdocs.org/stc/ST01859AT-D): Installation of a Collins CPL-920D H.F. Antenna coupler in a provisioned aircraft. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST01959AT-D](https://openairdocs.org/stc/ST01959AT-D): Installation of Ball Aerospace Camera entertainment system. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST02621AT-D](https://openairdocs.org/stc/ST02621AT-D): Installation In-flight Entertainment System provisions. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03091AT-D](https://openairdocs.org/stc/ST03091AT-D): Interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03092AT-D](https://openairdocs.org/stc/ST03092AT-D): Interior modification. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03143AT-D](https://openairdocs.org/stc/ST03143AT-D): Installation of a Rockwell Collins AERO H+ SATCOM System. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03419AT](https://openairdocs.org/stc/ST03419AT): Rockwell Collins SATCOM High Speed Transmitter Installation. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03504AT-D](https://openairdocs.org/stc/ST03504AT-D): Interior reconfiguration. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03556AT-D](https://openairdocs.org/stc/ST03556AT-D): Installation and Reactivation of a SATCOM System (Honeywell) and an ACARS System Upgrade (Rockwell Collins). AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST03821AT-D](https://openairdocs.org/stc/ST03821AT-D): Installation of a Panasonic eX2 In-Flight Entertainment System in a Boeing 747-400 aircraft. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04378AT](https://openairdocs.org/stc/ST04378AT): VIP Cabin IFE / Communication systems upgrades. AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC ST04379AT](https://openairdocs.org/stc/ST04379AT): Installation of Gogo 2Ku WiFi System. 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 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 ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST02927NY](https://openairdocs.org/stc/ST02927NY): Installation of a Panasonic Avionics Corporation Global Communications Suite Antenna. Delta Engineering Corporation
- [STC ST03047CH](https://openairdocs.org/stc/ST03047CH): Certification of Compatibility with Cellular and Wireless Data Technologies. Delta Engineering Corporation
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC SA3943NM](https://openairdocs.org/stc/SA3943NM): Installation of C&D interiors outboard bins and sidewall panels, stowage unit, class divider, super bin kit. Safran Cabin Inc
- [STC SA5799NM](https://openairdocs.org/stc/SA5799NM): Installation of a modular lavatory retrofit kit. Safran Cabin Inc
- [STC ST00484SE](https://openairdocs.org/stc/ST00484SE): Installation of interior retrofit kit. Safran Cabin Inc
- [STC ST00661SE](https://openairdocs.org/stc/ST00661SE): Installation of upper deck closets. Safran Cabin Inc
- [STC ST00734SE](https://openairdocs.org/stc/ST00734SE): Installation of interior retrofit kit. Safran Cabin Inc
- [STC ST00773SE](https://openairdocs.org/stc/ST00773SE): Installation of Upper Deck Overhead Stowage Bin Interior Retrofit. Safran Cabin Inc
- [STC ST00776SE](https://openairdocs.org/stc/ST00776SE): Installation of interior kits. Safran Cabin Inc
- [STC ST00799LA](https://openairdocs.org/stc/ST00799LA): Installation of a folding cart stowage unit and modifications. Safran Cabin Inc
- [STC ST00835SE](https://openairdocs.org/stc/ST00835SE): Installation of interior components. Safran Cabin Inc
- [STC ST00836SE](https://openairdocs.org/stc/ST00836SE): Installation of interior components and in-flight entertainment system. Safran Cabin Inc
- [STC ST00942SE](https://openairdocs.org/stc/ST00942SE): Installation of Airshow 420 News and Weather Information System kit. Safran Cabin Inc
- [STC ST01061SE](https://openairdocs.org/stc/ST01061SE): Installation of Airshow 420 News and Weather Information System. Safran Cabin Inc
- [STC ST01152SE](https://openairdocs.org/stc/ST01152SE): Installation Interior Components. Safran Cabin Inc
- [STC ST01315LA](https://openairdocs.org/stc/ST01315LA): Installation of a forward facing flight attendant seat. Safran Cabin Inc
- [STC ST01503SE](https://openairdocs.org/stc/ST01503SE): Installation of Interior components. Safran Cabin Inc
- [STC ST01507SE](https://openairdocs.org/stc/ST01507SE): Installation of interior components. Safran Cabin Inc
- [STC ST01523SE](https://openairdocs.org/stc/ST01523SE): Installation of interior components. Safran Cabin Inc
- [STC ST01532SE](https://openairdocs.org/stc/ST01532SE): Installation of interior components. Safran Cabin Inc
- [STC ST01533SE](https://openairdocs.org/stc/ST01533SE): Installation of interior components. Safran Cabin Inc
- [STC ST01554SE](https://openairdocs.org/stc/ST01554SE): Installation of interior components. Safran Cabin Inc
- [STC ST01622SE](https://openairdocs.org/stc/ST01622SE): Installation of interior components. Safran Cabin Inc
- [STC ST01780SE](https://openairdocs.org/stc/ST01780SE): Installation of interior components. Safran Cabin Inc
- [STC ST01880LA](https://openairdocs.org/stc/ST01880LA): Installation of pantry. Safran Cabin Inc
- [STC ST01986NY-D](https://openairdocs.org/stc/ST01986NY-D): Update of Panasonic Avionics Corporation System 3000 passenger entertainment system. Safran Cabin Inc

All 702: https://openairdocs.org/aircraft/N197UA/stcs.md

## Related

- Other Boeing 747-422 aircraft: https://openairdocs.org/model/boeing-747-422/aircraft.md
- The Pratt & Whitney PW4056 engine: https://openairdocs.org/engine/pratt-whitney-pw4056.md

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