# N554UW: 2011 Airbus A321-231

- Status: Valid registration
- Airframe: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (registry code 3940032, 379 seats)
- Engine: [IAE V2533-A5](https://openairdocs.org/engine/iae-v2533-a5) (registry code 34611)
- Data sheets: [TCDS A28NM](https://openairdocs.org/tcds/A28NM) (Airbus SAS), [TCDS E40NE](https://openairdocs.org/tcds/E40NE) (International Aero Engines AG (IAE)) (OpenAirDocs)
- Serial number: 4966
- Year built: 2011
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: December 31, 2011
- Certificate issued: May 2, 2023
- Expires: May 31, 2030
- Mode S code: A7101E
- Registered owner: [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE)
- Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City)
- Owner type: Corporation
- Owner's area on the map: 40.6171° N, 111.6866° W: Placed by OpenAirDocs at the center of ZIP code 84121, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=554UW
- Page: https://openairdocs.org/aircraft/N554UW

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): 293 in force

### Matched by airframe (Airbus A321-231)

- [AD 2026-17-04](https://openairdocs.org/ad/2026-17-04): Landing Gear · Airbus A318-111, A318-112, A318-121 and 46 more. Effective Oct 1, 2026
- [AD 2026-17-01](https://openairdocs.org/ad/2026-17-01): Fuselage · Airbus A320-211, A320-212, A320-214 and 12 more. Effective Oct 1, 2026
- [AD 2026-18-03](https://openairdocs.org/ad/2026-18-03): Wings · Airbus A318-112, A319-115, A319-132 and 14 more. Effective Sep 18, 2026
- [AD 2026-14-04](https://openairdocs.org/ad/2026-14-04): Fuselage · Airbus A319-111, A319-112, A319-113 and 56 more. Effective Aug 14, 2026
- [AD 2026-12-02](https://openairdocs.org/ad/2026-12-02): Fuselage · Airbus A318-111, A318-112, A318-121 and 46 more. Effective Jul 14, 2026
- [AD 2026-10-17](https://openairdocs.org/ad/2026-10-17): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Jul 6, 2026
- [AD 2026-10-15](https://openairdocs.org/ad/2026-10-15): Fuselage · Airbus A318-111, A318-112, A318-122 and 35 more. Effective Jul 6, 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 2026-09-17](https://openairdocs.org/ad/2026-09-17): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 45 more. Effective Jun 18, 2026
- [AD 2026-09-16](https://openairdocs.org/ad/2026-09-16): Fuselage · Airbus A319-111, A319-112, A319-113 and 33 more. Effective Jun 18, 2026
- [AD 2026-11-04](https://openairdocs.org/ad/2026-11-04): Stabilizers · Airbus A319-111, A319-112, A319-113 and 40 more. Effective Jun 15, 2026
- [AD 2026-09-03](https://openairdocs.org/ad/2026-09-03): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 45 more. Effective Jun 12, 2026
- [AD 2026-03-10](https://openairdocs.org/ad/2026-03-10): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 45 more. Effective Apr 8, 2026
- [AD 2025-23-09](https://openairdocs.org/ad/2025-23-09): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Jan 13, 2026
- [AD 2025-24-51](https://openairdocs.org/ad/2025-24-51): Flight controls · Airbus A319-111, A319-112, A319-113 and 37 more. Effective Jan 6, 2026
- [AD 2025-20-19](https://openairdocs.org/ad/2025-20-19): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Jan 2, 2026
- [AD 2025-20-15](https://openairdocs.org/ad/2025-20-15): Fuselage · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Jan 2, 2026
- [AD 2025-19-08](https://openairdocs.org/ad/2025-19-08): Wings · Airbus A319-111, A319-113, A319-112 and 17 more. Effective Dec 30, 2025
- [AD 2025-18-03](https://openairdocs.org/ad/2025-18-03): Oxygen · Airbus A318-111, A318-112, A318-121 and 70 more. Effective Oct 20, 2025
- [AD 2025-17-05](https://openairdocs.org/ad/2025-17-05): Fuselage · Airbus A321-111, A321-112, A321-131 and 5 more. Effective Oct 1, 2025
- [AD 2025-16-10](https://openairdocs.org/ad/2025-16-10): Flight controls · Airbus A318-111, A318-112, A318-121 and 44 more. Effective Sep 22, 2025
- [AD 2025-16-04](https://openairdocs.org/ad/2025-16-04): Equipment/furnishings · Airbus A318-111, A318-112, A318-121 and 46 more. Effective Sep 18, 2025
- [AD 2025-17-17](https://openairdocs.org/ad/2025-17-17): Landing Gear · Airbus A318-111, A318-112, A318-121 and 46 more. Effective Sep 17, 2025
- [AD 2025-13-10](https://openairdocs.org/ad/2025-13-10): Wings · Airbus A319-111, A319-112, A319-113 and 36 more. Effective Aug 14, 2025
- [AD 2025-10-07](https://openairdocs.org/ad/2025-10-07): Fuselage · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Jun 26, 2025
- [AD 2025-10-05](https://openairdocs.org/ad/2025-10-05): Landing gear · Airbus A321-111, A321-112, A321-131 and 15 more. Effective Jun 26, 2025
- [AD 2025-09-05](https://openairdocs.org/ad/2025-09-05): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Jun 5, 2025
- [AD 2025-02-04](https://openairdocs.org/ad/2025-02-04): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Mar 17, 2025
- [AD 2025-01-02](https://openairdocs.org/ad/2025-01-02): Fuselage · Airbus A319-111, A319-112, A319-113 and 20 more. Effective Mar 11, 2025
- [AD 2024-26-05](https://openairdocs.org/ad/2024-26-05): Oxygen · Airbus A300 B4-601, A300 B4-603, A300 B4-620 and 87 more. Effective Mar 11, 2025
- [AD 2024-25-12](https://openairdocs.org/ad/2024-25-12): Landing gear · Airbus A319-111, A319-112, A319-113 and 35 more. Effective Mar 7, 2025
- [AD 2025-03-08](https://openairdocs.org/ad/2025-03-08): Flight Controls · Airbus A318-111, A318-112, A318-121 and 70 more. Effective Feb 26, 2025
- [AD 2024-26-04](https://openairdocs.org/ad/2024-26-04): Pneumatic · Airbus A318-111, A318-112, A318-121 and 44 more. Effective Feb 18, 2025
- [AD 2024-24-10](https://openairdocs.org/ad/2024-24-10): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Jan 13, 2025
- [AD 2024-24-09](https://openairdocs.org/ad/2024-24-09): Equipment/Furnishings · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Jan 13, 2025
- [AD 2024-19-15](https://openairdocs.org/ad/2024-19-15): Oxygen · Safran Aerosystems Oxygen Cylinder, Valve Assembly, Oxygen Valve and 103 more. Effective Nov 26, 2024
- [AD 2024-12-01](https://openairdocs.org/ad/2024-12-01): Wings · Airbus A318-111, A318-112, A318-121 and 25 more. Effective Aug 13, 2024
- [AD 2024-11-01](https://openairdocs.org/ad/2024-11-01): Electrical Power · Airbus A300 B4-2C, A300 B4-103, A300 B4-203 and 94 more. Effective Jul 3, 2024
- [AD 2024-08-08](https://openairdocs.org/ad/2024-08-08): Electrical Power · Airbus A300 B4-2C, A300 B4-103, A300 B4-203 and 94 more. Effective Jun 6, 2024
- [AD 2024-06-07](https://openairdocs.org/ad/2024-06-07): Wings · Airbus A319-115, A320-214, A320-216 and 14 more. Effective May 22, 2024
- [AD 2024-04-04](https://openairdocs.org/ad/2024-04-04): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Apr 22, 2024
- [AD 2023-23-11](https://openairdocs.org/ad/2023-23-11): Landing gear · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Jan 23, 2024
- [AD 2023-23-04](https://openairdocs.org/ad/2023-23-04): Wings · Airbus A321-111, A321-112, A321-131 and 5 more. Effective Jan 16, 2024
- [AD 2023-23-08](https://openairdocs.org/ad/2023-23-08): Electric and electronic common installation · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Jan 5, 2024
- [AD 2023-20-12](https://openairdocs.org/ad/2023-20-12): Equipment/Furnishings · Airbus A318-111, A318-112, A318-121 and 38 more. Effective Nov 21, 2023
- [AD 2023-18-02](https://openairdocs.org/ad/2023-18-02): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Oct 24, 2023
- [AD 2023-13-03](https://openairdocs.org/ad/2023-13-03): Doors · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Sep 5, 2023
- [AD 2023-13-01](https://openairdocs.org/ad/2023-13-01): Fuel · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Jul 12, 2023
- [AD 2023-09-11](https://openairdocs.org/ad/2023-09-11): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Jul 10, 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

### Matched by engine (IAE V2533-A5)

- [AD 2026-17-03](https://openairdocs.org/ad/2026-17-03): Turbine Engine Compressor Section · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Sep 24, 2026
- [AD 2025-19-13](https://openairdocs.org/ad/2025-19-13): Turbine Section · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Oct 29, 2025
- [AD 2025-17-16](https://openairdocs.org/ad/2025-17-16): Turbine Engine Compressor Sections · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Oct 10, 2025
- [AD 2024-11-03](https://openairdocs.org/ad/2024-11-03): Turbine Engine · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Jun 26, 2024
- [AD 2022-02-09](https://openairdocs.org/ad/2022-02-09): Turbine Section · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Mar 15, 2022
- [AD 2021-14-19](https://openairdocs.org/ad/2021-14-19): Turbine Section · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Aug 5, 2021
- [AD 2021-11-51](https://openairdocs.org/ad/2021-11-51): Turbine Section · International Aero Engines V2522-A5, V2524-A5, V2527-A5 and 4 more. Effective Jul 19, 2021
- [AD 2021-05-18](https://openairdocs.org/ad/2021-05-18): Turbine Section · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 8 more. Effective Apr 29, 2021
- [AD 2021-01-03](https://openairdocs.org/ad/2021-01-03): Turbine Section · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 8 more. Effective Jan 21, 2021
- [AD 2020-09-03](https://openairdocs.org/ad/2020-09-03): Turbine Engine Compressor Section · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 8 more. Effective May 29, 2020
- [AD 2020-07-51](https://openairdocs.org/ad/2020-07-51): Turbine Section · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 6 more. Effective Apr 28, 2020
- [AD 2019-18-01](https://openairdocs.org/ad/2019-18-01): Turbine Section · International Aero Engines V2522-A5, V2524-A5, V2527-A5 and 4 more. Effective Oct 15, 2019
- [AD 2017-14-07](https://openairdocs.org/ad/2017-14-07): Turbine Engine · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Aug 21, 2017
- [AD 2016-25-11](https://openairdocs.org/ad/2016-25-11): No. 3 bearing · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 7 more. Effective Jan 20, 2017
- [AD 2016-18-10](https://openairdocs.org/ad/2016-18-10): High- pressure turbine (HPT) stage 2 hub · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 6 more. Effective Oct 7, 2016
- [AD 2015-10-04](https://openairdocs.org/ad/2015-10-04): HPC stage 3 to 8 drum · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 7 more. Effective Jul 1, 2015
- [AD 2011-25-08](https://openairdocs.org/ad/2011-25-08): High- pressure turbine (HPT) case burn-through events · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 7 more. Effective Jan 17, 2012
- [AD 2010-06-18](https://openairdocs.org/ad/2010-06-18): Vortex reducers · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 7 more. Effective Apr 22, 2010
- [AD 2008-14-15](https://openairdocs.org/ad/2008-14-15): No. 4 bearing oil system components · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 7 more. Effective Aug 20, 2008
- [AD 2007-21-05](https://openairdocs.org/ad/2007-21-05): Monitoring of N2 vibration on all IAE V2500 series engines · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 7 more. Effective Nov 15, 2007
- [AD 2006-25-01](https://openairdocs.org/ad/2006-25-01): Master magnetic chip detector (MCD) · International Aero Engines V2522-A5, V2524-A5, V2527-A5 and 4 more. Effective Jan 8, 2007
- [AD 2004-12-08](https://openairdocs.org/ad/2004-12-08): Airworthiness Limitations Section (ALS) · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 7 more. Effective Jul 23, 2004
- [AD 2000-22-07](https://openairdocs.org/ad/2000-22-07): High Pressure Turbine (HPT) · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 6 more. Effective Dec 6, 2000
- [AD 99-13-01](https://openairdocs.org/ad/99-13-01): High Pressure Turbine (HPT) Stage 1 Inner Rotating Airseal (TOBI ID seal) · International Aero Engines V2500-A1, V2522-A5, V2524-A5 and 4 more. Effective Jun 25, 1999
- [AD 99-04-03](https://openairdocs.org/ad/99-04-03): High Pressure Compressor (HPC) Stage 9-12 Drum · International Aero Engines V2522-A5, V2524-A5, V2525-D5 and 5 more. Effective Apr 12, 1999

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

- [AD 2025-17-07](https://openairdocs.org/ad/2025-17-07) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 44 more. Effective Oct 1, 2025
- [AD 2025-10-12](https://openairdocs.org/ad/2025-10-12) (historical): Fuselage · Airbus A319-111, A319-112, A319-113 and 55 more. Effective Jul 2, 2025
- [AD 2025-03-07](https://openairdocs.org/ad/2025-03-07) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Mar 21, 2025
- [AD 2025-03-06](https://openairdocs.org/ad/2025-03-06) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Mar 21, 2025
- [AD 2024-25-06](https://openairdocs.org/ad/2024-25-06) (historical): Landing Gear · Airbus A318-111, A318-112, A318-121 and 44 more. Effective Dec 30, 2024
- [AD 2024-19-13](https://openairdocs.org/ad/2024-19-13) (historical): Time Limits/Maintenance Checks · Airbus A320-211, A320-212, A320-214 and 43 more. Effective Nov 26, 2024
- [AD 2024-04-07](https://openairdocs.org/ad/2024-04-07) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Apr 22, 2024
- [AD 2024-04-03](https://openairdocs.org/ad/2024-04-03) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Apr 19, 2024
- [AD 2023-25-09](https://openairdocs.org/ad/2023-25-09) (historical): Oxygen · Airbus A318-111, A318-112, A318-121 and 69 more. Effective Feb 7, 2024
- [AD 2023-13-11](https://openairdocs.org/ad/2023-13-11) (historical): Oxygen · AVOX Systems Oxygen valve assemblies (body and gage assemblies), Oxygen cylinder and valve assemblies, A300 B2-1A and 102 more. Effective Sep 5, 2023
- [AD 2023-13-10](https://openairdocs.org/ad/2023-13-10) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Sep 5, 2023
- [AD 2023-09-01](https://openairdocs.org/ad/2023-09-01) (historical): Pneumatic · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Jun 26, 2023
- [AD 2023-05-02](https://openairdocs.org/ad/2023-05-02) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Apr 18, 2023
- [AD 2023-04-06](https://openairdocs.org/ad/2023-04-06) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Apr 10, 2023
- [AD 2022-24-05](https://openairdocs.org/ad/2022-24-05) (historical): Equipment/Furnishings · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Jan 9, 2023
- [AD 2022-22-10](https://openairdocs.org/ad/2022-22-10) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Dec 30, 2022
- [AD 2022-18-09](https://openairdocs.org/ad/2022-18-09) (historical): Equipment/Furnishings · Airbus A319-111, A319-112, A319-113 and 24 more. Effective Oct 20, 2022
- [AD 2022-15-05](https://openairdocs.org/ad/2022-15-05) (historical): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Aug 31, 2022
- [AD 2022-14-10](https://openairdocs.org/ad/2022-14-10) (historical): Wings · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Aug 19, 2022
- [AD 2022-09-16](https://openairdocs.org/ad/2022-09-16) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Jun 30, 2022
- [AD 2022-08-08](https://openairdocs.org/ad/2022-08-08) (historical): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective May 26, 2022
- [AD 2022-07-08](https://openairdocs.org/ad/2022-07-08) (historical): Time Limits/Maintenance Checks, Flight Controls · Airbus A318-111, A318-112, A318-121 and 43 more. Effective May 19, 2022
- [AD 2022-07-15](https://openairdocs.org/ad/2022-07-15) (historical): Landing gear · Airbus A318-111, A318-112, A318-121 and 43 more. Effective May 2, 2022
- [AD 2022-06-02](https://openairdocs.org/ad/2022-06-02) (historical): Equipment/furnishings · Airbus A318-111, A318-112, A319-111 and 22 more. Effective Apr 26, 2022
- [AD 2022-04-09](https://openairdocs.org/ad/2022-04-09) (historical): Oxygen System · Airbus A300 B2-1A, A300 B2-1C, A300 B2K-3C and 94 more. Effective Apr 4, 2022
- [AD 2022-04-03](https://openairdocs.org/ad/2022-04-03) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Mar 30, 2022
- [AD 2022-02-11](https://openairdocs.org/ad/2022-02-11) (historical): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Mar 15, 2022
- [AD 2021-23-15](https://openairdocs.org/ad/2021-23-15) (historical): Equipment/Furnishings · Airbus A319-111, A319-112, A319-113 and 20 more. Effective Jan 10, 2022
- [AD 2021-25-14](https://openairdocs.org/ad/2021-25-14) (historical): Wings · Airbus A319-111, A319-112, A319-113 and 20 more. Effective Jan 5, 2022
- [AD 2021-22-04](https://openairdocs.org/ad/2021-22-04) (historical): Wings · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Dec 27, 2021
- [AD 2021-20-08](https://openairdocs.org/ad/2021-20-08) (historical): Electrical Power · Airbus A318-111, A318-112, A318-121 and 72 more. Effective Nov 18, 2021
- [AD 2021-16-01](https://openairdocs.org/ad/2021-16-01) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Sep 28, 2021
- [AD 2020-25-03](https://openairdocs.org/ad/2020-25-03) (historical): Equipment/furnishings · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Dec 28, 2020
- [AD 2020-22-16](https://openairdocs.org/ad/2020-22-16) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Dec 10, 2020
- [AD 2020-21-11](https://openairdocs.org/ad/2020-21-11) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Nov 20, 2020
- [AD 2020-21-10](https://openairdocs.org/ad/2020-21-10) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Nov 19, 2020
- [AD 2020-20-05](https://openairdocs.org/ad/2020-20-05) (historical): Time Limits/Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 42 more. Effective Nov 19, 2020
- [AD 2020-16-01](https://openairdocs.org/ad/2020-16-01) (historical): Fire protection · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Aug 19, 2020
- [AD 2020-06-10](https://openairdocs.org/ad/2020-06-10) (historical): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective May 4, 2020
- [AD 2020-05-16](https://openairdocs.org/ad/2020-05-16) (historical): Wings · Airbus A319-115, A320-214, A320-216 and 11 more. Effective Apr 24, 2020
- [AD 2020-06-18](https://openairdocs.org/ad/2020-06-18) (historical): Flight controls · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Apr 2, 2020
- [AD 2019-26-11](https://openairdocs.org/ad/2019-26-11) (historical): Equipment/ furnishings · Airbus A318-112, A319-115, A319-132 and 11 more. Effective Mar 12, 2020
- [AD 2020-01-17](https://openairdocs.org/ad/2020-01-17) (historical): Equipment/ furnishings · Airbus A318-111, A318-112, A318-121 and 43 more. Effective Feb 14, 2020
- [AD 2019-24-13](https://openairdocs.org/ad/2019-24-13) (historical): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Feb 3, 2020
- [AD 2019-23-01](https://openairdocs.org/ad/2019-23-01) (historical): Time Limits/ Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 37 more. Effective Jan 9, 2020
- [AD 2019-21-10](https://openairdocs.org/ad/2019-21-10) (historical): Wings · Airbus A321-111, A321-112, A321-131 and 5 more. Effective Dec 24, 2019
- [AD 2019-20-10](https://openairdocs.org/ad/2019-20-10) (historical): Fuselage · Airbus A318-111, A318-112, A318-121 and 24 more. Effective Dec 18, 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 2019-19-15](https://openairdocs.org/ad/2019-19-15) (historical): Time Limits/ Maintenance Checks · Airbus A318-111, A318-112, A318-121 and 36 more. Effective Nov 14, 2019
- [AD 2019-18-07](https://openairdocs.org/ad/2019-18-07) (historical): Fuselage · Airbus A319-111, A319-112, A319-113 and 20 more. Effective Oct 31, 2019

All 436: https://openairdocs.org/aircraft/N554UW/ads.md

## Information bulletins (advisory) (5 in force)

- [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-14-21](https://openairdocs.org/saib/NM-14-21): Communications: Honeywell RTA 44D VHF Transceivers. Issued Jun 3, 2014
- [SAIB NM-13-03](https://openairdocs.org/saib/NM-13-03): Hydraulic Power System: Power Transfer Unit. Issued Oct 23, 2012
- [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 2026-11](https://openairdocs.org/saib/2026-11): Theft of Turbofan Engine Parts before Mutilation. Issued Jun 8, 2026

## NTSB investigations

None matched to N554UW.

## FAA accident and incident reports

None matched to N554UW.

## Service difficulty reports (171, 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 AALA202610192580](https://openairdocs.org/sdr/AALA202610192580), Oct 16, 2026: SMOKE DETECTOR. FALSE INDICATION. AIRCRAFT WAS NOT GROUNDED: MULTIPLE WHAT APPEAR TO BE FALSE LAVATORY SMOKE ALARM FORWARD IN FLIGHT - MAINTENANCE ACCOMPLISHED TSM 26-17-00-810-804-A FOR LAVATOR
- [SDR AALA202610108295](https://openairdocs.org/sdr/AALA202610108295), Oct 7, 2026: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: FORWARD LEFT DOOR 831 DAMPER AND EMERGENCY OPERATION CYLINDER PRESSURE LOW - SERVICED DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PE
- [SDR AALA202601207426](https://openairdocs.org/sdr/AALA202601207426), Jan 17, 2026: BATTERY. NO TEST. AIRCRAFT WAS NOT GROUNDED: BATTERY FAULT DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 15WL DURING SYSTEM TEST. REPLACED BATTERY AND ACCOMPLISHED A SATISFACTORY OPE
- [SDR AALA202601209679](https://openairdocs.org/sdr/AALA202601209679), Jan 17, 2026: BATTERY. NO TEST. AIRCRAFT WAS NOT GROUNDED: BATTERY FAULT DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 12WL DURING SYSTEM TEST. REPLACED BATTERY AND ACCOMPLISHED A SATISFACTORY OPE
- [SDR AALA202512228452](https://openairdocs.org/sdr/AALA202512228452), Dec 18, 2025: ELEC CONNECTOR. LOOSE. AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT SCREEN CAUTION FOR 1R SLIDE PRESSURE. MAINTENANCE FOUND LOOSE JACK CONNECTOR ON THE R1 DOOR ESCAPE SLIDE PACK ASSEMB
- [SDR AALA202511244680](https://openairdocs.org/sdr/AALA202511244680), Nov 11, 2025: CONDENSER. DAMAGED. AIRCRAFT WAS GROUNDED: F/A'S REPORT STRONG ODOR (DIRTY SOCK) STARTING ON DECENT THROUGHOUT REMAINDER OF FLIGHT. MAINTENANCE FOUND LT PACK CONDENSER DAMAGE. REMO
- [SDR AALA202511184680](https://openairdocs.org/sdr/AALA202511184680), Nov 11, 2025: UNKNOWN. ODOR. AIRCRAFT WAS GROUNDED: F/A'S REPORT STRONG ODOR (DIRTY SOCK) STARTING ON DECENT THROUGHOUT REMAINDER OF FLIGHT. (OPEN)
- [SDR AALA202502187839](https://openairdocs.org/sdr/AALA202502187839), Feb 17, 2025: BATTERY. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: FLIGHT CREW REPORTED THAT THE CABIN MEGAPHONE IS INOPERATIVE. MAINTENANCE REPLACED BATTERIES IN CABIN MEGAPHONE AND ACCOMPLISHED A SA
- [SDR AALA202409138528](https://openairdocs.org/sdr/AALA202409138528), Sep 10, 2024: APU. LEAKING. AIRCRAFT WAS GROUNDED: WHILE OPERATING THE AIRCRAFT WITH THE APU INOPERATIVE AND ON MEL, THERE IS AN OCCASIONAL MILD TO VERY OCCASIONALLY MODERATE DIRTY-SOCK SM
- [SDR AALA202409036358](https://openairdocs.org/sdr/AALA202409036358), Sep 1, 2024: BOTTLE. INOPERATIVE. AIRCRAFT WAS GROUNDED: CHECK SLIDE PRESSURE 2R DOOR ON F/A PANEL. DOOR BOTTLE REPLACED.
- [SDR AALA202407159862](https://openairdocs.org/sdr/AALA202407159862), Jul 12, 2024: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT SAYS DOOR 4R CHECK PRESSURE MESSAGE IS DISPLAYED. SERVICED L4 DOOR DAMPER AS NEEDED.
- [SDR AALA202404154110](https://openairdocs.org/sdr/AALA202404154110), Apr 14, 2024: GIRT BAR. LACK OF LUBE. AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTED THAT LEFT AFT DOOR IS DIFFICULT TO ARM AND DISARM. FOUND DEBRIS IN GIRT BAR ENGAGEMENT MECHANISM. REMOVED D
- [SDR AALA202403180498](https://openairdocs.org/sdr/AALA202403180498), Mar 15, 2024: FLASHLIGHT. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: FA FORWARD FLASHLIGHT INOP. REPLACED F/A FORWARD FLASHLIGHT.
- [SDR AALA202403206927](https://openairdocs.org/sdr/AALA202403206927), Mar 12, 2024: PROXIMITY SENSOR. DEFECTIVE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO MCO DUE TO AN AFT CARGO DOOR OPEN INDICATION ILLUMINATED IN FLIGHT. THE AIRCRAFT L
- [SDR AALA202403136927](https://openairdocs.org/sdr/AALA202403136927), Mar 12, 2024: WARNING MESSAGE. ILLUMINATED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO MCO DUE TO AN AFT CARGO DOOR OPEN INDICATION ILLUMINATED IN FLIGHT. THE AIRCRAFT L
- [SDR AALA202402239698](https://openairdocs.org/sdr/AALA202402239698), Feb 22, 2024: SUPPORT FRAME. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: LEFT WING AILERON #5 HINGE SUPPORT FRAME HAS EXCESS PLAY. REPLACED HINGE SUPPORT FRAME PER AMM 57-51-31.
- [SDR AALA202402233543](https://openairdocs.org/sdr/AALA202402233543), Feb 22, 2024: SUPPORT FRAME. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: LEFT WING AILERON #4 HINGE SUPPORT FRAME HAS EXCESS PLAY. REPLACED HINGE SUPPORT FRAME PER AMM 57-51-31.
- [SDR AALA202402239306](https://openairdocs.org/sdr/AALA202402239306), Feb 22, 2024: SUPPORT FRAME. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: LEFT WING AILERON #3 HINGE SUPPORT FRAME HAS EXCESS PLAY. REPLACED HINGE SUPPORT FRAME PER AMM 57-51-31.
- [SDR AALA202402234068](https://openairdocs.org/sdr/AALA202402234068), Feb 22, 2024: SUPPORT FRAME. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: LEFT WING AILERON #2 HINGE SUPPORT FRAME HAS EXCESS PLAY. REPLACED HINGE SUPPORT FRAME PER AMM 57-51-31.
- [SDR AALA202402238021](https://openairdocs.org/sdr/AALA202402238021), Feb 22, 2024: SUPPORT FRAME. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: LEFT WING AILERON #1 HINGE SUPPORT FRAME HAS EXCESS PLAY. REPLACED HINGE SUPPORT FRAME PER AMM 57-51-31.
- [SDR AALA202402020749](https://openairdocs.org/sdr/AALA202402020749), Feb 1, 2024: SHEAR PLATE. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACK ON SHEAR PLATE IN AFT GALLEY AREA LOCATED BETWEEN FR 69 AND FR 70 AT STR 23L. REPLACED SHEAR PLATE PER SRM 51-72-11-911-001.
- [SDR AALA202401319962](https://openairdocs.org/sdr/AALA202401319962), Jan 29, 2024: SLIDE. DEFORMED. AIRCRAFT WAS IN BASE MAINTENANCE: DEFORMATION ESCAPE SLIDE IN PASSENGER CREW DOOR 831 AT FWD GALLEY AREA. REPLACED ESCAPE SLIDE IN PASSENGER CREW DOOR 831 AT FW
- [SDR AALA202401261423](https://openairdocs.org/sdr/AALA202401261423), Jan 25, 2024: FLOOR SUPPORT. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON LOWER SILL LOCATED AT AFT GALLEY AREA BETWEEN FR 66 TO FR 68 AT STR 23L. PERFORMED REPAIR ON LOWER SILL PER SRM 53-41
- [SDR AALA202401259042](https://openairdocs.org/sdr/AALA202401259042), Jan 25, 2024: PRESSURE PLATE. CRACKED. AIRCRAFT IN BASE MAINTENANCE: ROTO PROBE INSPECTION DETECTED CRACK IN BOX BEAM PRESSURE PLATE FORWARD FASTENER HOLE BETWEEN FR 42 AND FR 43, BETWEEN -Y1292 AND 
- [SDR AALA202401250882](https://openairdocs.org/sdr/AALA202401250882), Jan 24, 2024: SLIDE. DEFORMED. AIRCRAFT IN BASE MAINTENANCE: DEFORMATION ESCAPE SLIDE IN PASSENGER CREW DOOR 841 AT FORWARD GALLEY AREA. REPLACED ESCAPE SLIDE IN PASSENGER CREW DOOR 841 FOLLO
- [SDR AALA202401251633](https://openairdocs.org/sdr/AALA202401251633), Jan 24, 2024: FITTING. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT LEFT PASSENGER / CREW DOOR CUT OUT LOWER CENTER SHAPE FITTING BETWEEN FR 66 AND FR 68 AT S23L. REPLACED CENTER SH
- [SDR AALA202401253202](https://openairdocs.org/sdr/AALA202401253202), Jan 24, 2024: FITTING. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON RIGHT AFT PASSENGER / CREW DOOR CUT OUT LOWER CENTER SHAPE FITTING BETWEEN FR 66 AND FR 68 AT S23R. REPLACED CENTER S
- [SDR AALA202401181551](https://openairdocs.org/sdr/AALA202401181551), Jan 17, 2024: FLOORBEAM. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CABIN FLOOR BEAM AT FR 16 AND +Y1292. REPLACED FLOOR BEAM PER SRM 51-42-11.
- [SDR AALA202402089625](https://openairdocs.org/sdr/AALA202402089625), Dec 3, 2023: SHEAR PLATE. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACKED AFT CABIN FLOOR SHEAR PLATE BETWEEN FR 69 AND FR 70 AT S23R. REPLACED SHEAR PLATE PER SRM 51-72-11.
- [SDR AALA202311106652](https://openairdocs.org/sdr/AALA202311106652), Nov 10, 2023: WIRE. BROKEN. AIRCRAFT WAS IN BASE MAINTENANCE: FLOOR PROXIMITY EMERGENCY PATH MARKING LIGHT INOPERATIVE ON SEAT 16 ABC. FOUND BROKEN WIRES ON HARNESS #7260VC6-A FOR ROW 16 A
- [SDR AALA202310278902](https://openairdocs.org/sdr/AALA202310278902), Oct 25, 2023: DAMPER. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: R4 AFT PASSENGER CREW DOOR DAMPER CYLINDER PRESSURE IN THE YELLOW ZONE. SERVICED R4 AFT PASSENGER CREW DOOR DAMPER CYLINDER PRESSURE 
- [SDR AALA202310272997](https://openairdocs.org/sdr/AALA202310272997), Oct 25, 2023: DAMPER. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: L3 EMERGENCY DOOR DAMPER CYLINDER ACCUMULATOR PRESSURE LOW. SERVICED L3 EMERGENCY DOOR DAMPER PRESSURE ACCUMULATOR TO THE CORRECT PRE
- [SDR AALA202309195316](https://openairdocs.org/sdr/AALA202309195316), Sep 17, 2023: COMPUTER. FAULTED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW DUE TO A FLIGHT CONTROL FLAP SYSTEM 2 FAULT ECAM MESSAGE AFTER TAKEOFF. THE AI
- [SDR AALA202308039986](https://openairdocs.org/sdr/AALA202308039986), Jun 28, 2023: HYDRAULIC LINE. CRACKED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO A HYDRAULIC YELLOW RERVOIR LOW LEVEL ECAM WARNING. THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INC
- [SDR AALA202306309986](https://openairdocs.org/sdr/AALA202306309986), Jun 28, 2023: UNKNOWN. UNKNOWN. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO A HYDRAULIC YELLOW RERVOIR LOW LEVEL ECAM WARNING. THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INC
- [SDR AALA202306299502](https://openairdocs.org/sdr/AALA202306299502), Jun 27, 2023: RESERVOIR. LOW PRESSURE. AIRCRAFT WAS GROUNDED: FOUND CAUTION DOOR 3L LOW SLIDE PRESSURE ON CIDS. REMOVED AND REPLACED DOOR 3L RESERVOIR ASSEMBLY PER AMM 25-62-49.
- [SDR AALA202306285024](https://openairdocs.org/sdr/AALA202306285024), Jun 27, 2023: RESERVOIR. LOW PRESSURE. AIRCRAFT WAS GROUNDED: FLIGHT ATTENDANT REPORTS CIDS CAUTION DOOR 2R LOW SLIDE PRESSURE. MAINTENANCE REPLACED THE 2R SLIDE INFLATION RESERVOIR PER AMM 25-62-49.
- [SDR AALA202305014763](https://openairdocs.org/sdr/AALA202305014763), Apr 26, 2023: WIRE. SEVERED. AIRCRAFT WAS NOT GROUNDED: BLACK WIRE, UNDER SEAT 35A, FOR SEAT MOUNTED ESCAPE PATH LIGHTING, FOUND SEVERED. **SUPPLEMENTAL REPORT FOR AALA202304284763: MAINTEN
- [SDR AALA202304284763](https://openairdocs.org/sdr/AALA202304284763), Apr 26, 2023: WIRE. SEVERED. AIRCRAFT WAS NOT GROUNDED: BLACK WIRE, UNDER SEAT 35A, FOR SEAT MOUNTED ESCAPE PATH LIGHTING, FOUND SEVERED. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)
- [SDR AALA202302213791](https://openairdocs.org/sdr/AALA202302213791), Feb 17, 2023: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: CIDS PANEL SHOWING FLASHING CAUTION LIGHT. MAINTENANCE FOUND 4R DOOR ASSIST BOTTLE LOW AND SERVICED IT PER AMM 52-10-00.
- [SDR AALA202302149091](https://openairdocs.org/sdr/AALA202302149091), Feb 12, 2023: BATTERY. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: FORWARD FLIGHT ATTENDANT JUMPSEAT INBOARD FLASHLIGHT INOPERATIVE. MAINTENANCE REPLACED FLASHLIGHT BATTERY PER AMM 25-65-00.
- [SDR AALA202209272111](https://openairdocs.org/sdr/AALA202209272111), Sep 24, 2022: CONNECTOR. UNSECURE. AIRCRAFT WAS GROUNDED: OVERHEAD EMERGENCY EXIT LIGHT INOPERATIVE BETWEEN DOOR 2L AND 2R. SECURED CONNECTOR FOR OVERHEAD LIGHT AND ACCOMPLISHED A SATISFACTORY OP
- [SDR AALA202207114453](https://openairdocs.org/sdr/AALA202207114453), Jul 7, 2022: ENGINE. OVERTEMP. AIRCRAFT WAS GROUNDED: ADVANCED POWER FOR TAKE OFF & LEFT EGT WENT AMBER 610* ABORT LOW SPEED. MAINTENANCE DETERMINED THAT PER TSM 77-00-00-810-843A SECTION
- [SDR AALA202206077943](https://openairdocs.org/sdr/AALA202206077943), Jun 4, 2022: DAMPER. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: 4R DOOR DAMPER LOW PRESSURE. SERVICED 4R DOOR DAMPER PER AMM 52-10-00.
- [SDR AALA202206142052](https://openairdocs.org/sdr/AALA202206142052), Jun 1, 2022: APU. ODOR. AIRCRAFT WAS GROUNDED: GETTING DIRTY SOCK SMELL IN COCKPIT. APU IS OFF. MAINTENANCE FOUND THE APU LEAKING OIL. **SUPPLEMENTAL REPORT FOR AALA202206022052: MAINT
- [SDR AALA202206022052](https://openairdocs.org/sdr/AALA202206022052), Jun 1, 2022: APU. LEAKING. AIRCRAFT WAS GROUNDED: GETTING DIRTY SOCK SMELL IN COCKPIT. APU IS OFF. MAINTENANCE FOUND THE APU LEAKING OIL. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)
- [SDR AALA202206014181](https://openairdocs.org/sdr/AALA202206014181), May 29, 2022: SLIDE. DEFECTIVE. AIRCRAFT WAS GROUNDED: WHILE PERFORMING TASK CARD 26L0002510 EMERGENCY LIGHT SYSTEM TEST MULTIPLE FAULT MESSAGES FOR EMERGENCY POWER SUPPLY UNIT 10WL WERE NOTED
- [SDR AALA202206018766](https://openairdocs.org/sdr/AALA202206018766), May 29, 2022: SLIDE. DEFECTIVE. AIRCRAFT WAS GROUNDED: WHILE PERFORMING TASK CARD 26L0002510 EMERGENCY LIGHT SYSTEM TEST MULTIPLE FAULT MESSAGES FOR EMERGENCY POWER SUPPLY UNIT 10WL WERE NOTED
- [SDR AALA202205190261](https://openairdocs.org/sdr/AALA202205190261), May 3, 2022: COOLING FAN. LEAKING. AIRCRAFT WAS GROUNDED: INBOUND FLIGHT ATTENDANT REPORTED A FUMES EVENT DURING TAKE OFF, CLIMB AND LANDING. MAINTENANCE HAS ISOLATED THE SOURCE OF THE ODOR TO TH
- [SDR AALA202205190436](https://openairdocs.org/sdr/AALA202205190436), May 3, 2022: TRANSFER TUBE. LEAKING. AIRCRAFT WAS GROUNDED: INBOUND FLIGHT ATTENDANT REPORTED A FUMES EVENT DURING TAKE OFF, CLIMB AND LANDING. MAINTENANCE HAS ISOLATED THE SOURCE OF THE ODOR TO TH

All 171: https://openairdocs.org/aircraft/N554UW/reports.md

## STCs that may be installed (OpenAirDocs) (217, 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 (Airbus A321-231)

- [STC ST03438NY](https://openairdocs.org/stc/ST03438NY): Installation of Adams Rite Lavatory Equipment. Delta Engineering Corporation
- [STC ST12434AC](https://openairdocs.org/stc/ST12434AC): Replacement of the wing fuel tank access panel gasket. Aviation Devices & Electronic Components, LLC
- [STC ST02714CH](https://openairdocs.org/stc/ST02714CH): Modify the aircraft interior to match standard passenger configurations. Atin OOH LLC
- [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 ST04493NY](https://openairdocs.org/stc/ST04493NY): Conversion of Passenger to Freighter configuration by installing a large Main Deck Cargo Door and Frame Shell Structure, Class "E" Cargo Compartment, Crew Entry Door and Surround Structure, Rigid Cargo Barrier, Floor reinforcements, and other associated modifications. ELBE Flugzeugwerke GmbH
- [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 ST02228SE](https://openairdocs.org/stc/ST02228SE): Installation of Bin NuLook. Safran Cabin, Inc
- [STC ST04474NY](https://openairdocs.org/stc/ST04474NY): Activation of Wireless Local Area Network (WLAN) system. Jet Aviation AG
- [STC ST04254NY](https://openairdocs.org/stc/ST04254NY): Installation of Viasat Satcom Software. ALOFT AeroArchitects
- [STC ST03416NY](https://openairdocs.org/stc/ST03416NY): Installation of Intelsat Connectivity Antenna (with demod option). Delta Engineering Corporation
- [STC ST02913NY](https://openairdocs.org/stc/ST02913NY): Installation of a Panasonic Avionics Corporation Global Communications Suite (GCS) and/or In-Flight Entertainment System. Delta Engineering Corporation
- [STC ST01700AT-D](https://openairdocs.org/stc/ST01700AT-D): Installation of Airshow 420 System. AIRCRAFT RECONFIG TECHNOLOGIES, LLC. Lists A321 Series
- [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 ST03741NY](https://openairdocs.org/stc/ST03741NY): Viasat KA SATCOM Antenna System Installation, approve configurations. ALOFT AeroArchitects
- [STC ST03742NY](https://openairdocs.org/stc/ST03742NY): Viasat KA Cabin Distribution System Installation. ALOFT AeroArchitects
- [STC ST00142NY](https://openairdocs.org/stc/ST00142NY): Cargo floorboard installation. American Airlines, Inc., Maintenance and Engineering (M&E) Division
- [STC ST02890NY](https://openairdocs.org/stc/ST02890NY): Installation of a Panasonic Avionics Corporation Global Communications Suite Antenna. Delta Engineering Corporation
- [STC ST04759NY](https://openairdocs.org/stc/ST04759NY): Installation of a single cockpit USB charger. Eirtech Aviation Services Inc
- [STC ST02356LA](https://openairdocs.org/stc/ST02356LA): Installation of Inflight Warning Systems Fan Vibration Monitor Unit. Astronics Advanced Electronic Systems (AES)
- [STC ST02699LA](https://openairdocs.org/stc/ST02699LA): Installation of Vogt Aero Nickel Cadmium Battery P/N 2758-LMVA or 2758-RMVA. Vogt Aero LLC
- [STC ST03189CH](https://openairdocs.org/stc/ST03189CH): Installation of an advertisement container on the bottom of a seat back tray table. Atin OOH LLC
- [STC ST04462CH](https://openairdocs.org/stc/ST04462CH): Installation of Row 44 Broadband Antenna System Provisions. Anuvu IFC Corporation
- [STC ST04528CH](https://openairdocs.org/stc/ST04528CH): Installation of a broadband wireless internet system in accordance with Row 44 Master Data Index Listing, Document No. RWO100-0003-00, Revision IR, dated May 26, 2021 or later FAA approved revision. Anuvu IFC Corporation
- [STC ST12229IB](https://openairdocs.org/stc/ST12229IB): Installation of Thinkom antenna on the top rear fuselage. EAD Aerospace Airworthiness T/A Eclipse Technics
- [STC ST04288CH](https://openairdocs.org/stc/ST04288CH): Installation of an Automatic Dependent Surveillance Broadcast Out (ADS-B Out) Transponder System with Honeywell Integrated Multi-Mode Receiver (IMMR), Model Number IMMR 20.1 installed with TSO-C190 compliant GPS antenna. Amphenol Cable and Interconnect Technologies Inc
- [STC ST00892LA](https://openairdocs.org/stc/ST00892LA): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC
- [STC ST04292CH](https://openairdocs.org/stc/ST04292CH): Installation of JADE SATCOM Antenna System Provisions. Amphenol Cable and Interconnect Technologies Inc
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST01818LA](https://openairdocs.org/stc/ST01818LA): Installation of Forward RH Stowage. Safran Cabin Inc
- [STC ST02561LA](https://openairdocs.org/stc/ST02561LA): C&D Zodiac, Inc. Interior Installations and Modifications per C&D Zodiac, Inc., Index List No. 945-1, Revision B, dated April 20, 2018, or later FAA approved revisions. Safran Cabin Inc
- [STC ST02735LA](https://openairdocs.org/stc/ST02735LA): Installation of modular lower deck Cargo Loading System (CLS). Telair International
- [STC ST03417NY](https://openairdocs.org/stc/ST03417NY): Installation with demod option of Intelsat Cabin Connectivity System. Delta Engineering Corporation
- [STC ST04089NY](https://openairdocs.org/stc/ST04089NY): Installation of Cabin Seating. Delta Engineering Corporation
- [STC ST04798NY](https://openairdocs.org/stc/ST04798NY): AAR Engineering Services Seat Re-pitch. Delta Engineering Corporation
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST02612CH](https://openairdocs.org/stc/ST02612CH): Installation of AD Aerospace Cockpit Door Monitoring System. Amphenol Cable and Interconnect Technologies, Inc
- [STC ST02626CH](https://openairdocs.org/stc/ST02626CH): Installation of ECS EZMount® mechanical mounting assemblies on lower frames of cockpit sliding windows. Amphenol Cable and Interconnect Technologies Inc
- [STC ST03176NY](https://openairdocs.org/stc/ST03176NY): Installation of a Gogo ATG4 system. Amphenol Cable and Interconnect Technologies Inc
- [STC ST04328CH](https://openairdocs.org/stc/ST04328CH): Installation and activation of the RAVE Wireless Broadband System. Amphenol Cable and Interconnect Technologies Inc
- [STC ST04334CH](https://openairdocs.org/stc/ST04334CH): Installation and activation of an ARINC 791 SATCOM System. Amphenol Cable and Interconnect Technologies Inc
- [STC ST04287CH](https://openairdocs.org/stc/ST04287CH): The Certification for Transmitting Portable Electronic Device (TPED). Amphenol Cable and Interconnect Technologies Inc
- [STC ST11885IB](https://openairdocs.org/stc/ST11885IB): Structure Reinforcement Common Design for ARINC 791 Large Antenna Installation. Sabena Technics BGC
- [STC ST11872IB](https://openairdocs.org/stc/ST11872IB): Installation of Iridium Antenna. Aerotec Concept
- [STC ST04010NY](https://openairdocs.org/stc/ST04010NY): Installation of Reticulated Polyurethane Foam (RPF) For Center Fuel Tank Ignition Mitigation. AerSale Inc
- [STC ST04470NY](https://openairdocs.org/stc/ST04470NY): Removal of Ka-band antenna and systems components. Lufthansa Technik AG
- [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH
- [STC ST00215IB](https://openairdocs.org/stc/ST00215IB): Installation of saf-Tglo ECO Photoluminescent Aisle Path Marking Systems. STG AEROSPACE GERMANY GmbH
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST04351NY](https://openairdocs.org/stc/ST04351NY): Activation of Ka-Band Antenna. Lufthansa Technik AG

All 217: https://openairdocs.org/aircraft/N554UW/stcs.md

## Related

- Other Airbus A321-231 aircraft: https://openairdocs.org/model/airbus-a321-231/aircraft.md
- The IAE V2533-A5 engine: https://openairdocs.org/engine/iae-v2533-a5.md

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