# N157UW: 2013 Airbus A321-211

- Status: Valid registration
- Airframe: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (registry code 3940005, 199 seats)
- Engine: [CFM International CFM56-5B3/3 series](https://openairdocs.org/engine/cfm-international-cfm56-5b3-3-series) (registry code 13101)
- Data sheets: [TCDS A28NM](https://openairdocs.org/tcds/A28NM) (Airbus SAS) (OpenAirDocs)
- Serial number: 5696
- Year built: 2013
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: July 18, 2013
- Certificate issued: December 30, 2015
- Expires: December 31, 2028
- Mode S code: A0E607
- Registered owner: [American Airlines Inc](https://openairdocs.org/faa-owner/AMERICAN%20AIRLINES%20INC)
- Location: [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth)
- Owner type: Corporation
- Owner's area on the map: 32.8240° N, 97.0491° W: Placed by OpenAirDocs at the center of ZIP code 76155, 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=157UW
- Page: https://openairdocs.org/aircraft/N157UW

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 CFM56-5B3/3 model are included.

## ADs that may apply (OpenAirDocs): 281 in force

### Matched by airframe (Airbus A321-211)

- [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 (CFM International CFM56-5B3/3 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 2017-05-09](https://openairdocs.org/ad/2017-05-09): Accessory Gearboxes · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 33 more. Effective Apr 13, 2017
- [AD 2016-02-04](https://openairdocs.org/ad/2016-02-04): Turbine rear frames (TRFs) · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 33 more. Effective Mar 1, 2016
- [AD 2013-14-06](https://openairdocs.org/ad/2013-14-06): Hydro-mechanical unit (HMU) fuel control · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 34 more. Effective Sep 3, 2013
- [AD 2012-02-03](https://openairdocs.org/ad/2012-02-03): Engine · CFM International CFM56-5B1/3, CFM56-5B2/3, CFM56-5B3/3 and 8 more. Effective Mar 15, 2012
- [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 2009-18-01](https://openairdocs.org/ad/2009-18-01): LP turbine rear frames · CFM International CFM56-5B1/3, CFM56-5B1/P, CFM56-5B2/3 and 19 more. Effective Oct 1, 2009
- [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 2007-03-15](https://openairdocs.org/ad/2007-03-15): Exhaust gas temperature (EGT) harness · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 34 more. Effective Mar 19, 2007
- [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01): Fuel filters · CFM International CFM56-2, CFM56-2A, CFM56-2B and 93 more. Effective Jan 3, 2007
- [AD 2005-10-05](https://openairdocs.org/ad/2005-10-05): Air turbine starters · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 50 more. Effective Jun 14, 2005

### 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 421: https://openairdocs.org/aircraft/N157UW/ads.md

## Information bulletins (advisory) (6 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 NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014
- [SAIB NE-12-29](https://openairdocs.org/saib/NE-12-29): Engine Fuel Distribution  CFM56-5B LPTACC Fuel Manifold. Issued Apr 27, 2012
- [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011

## NTSB investigations

None matched to N157UW.

## FAA accident and incident reports

None matched to N157UW.

## Service difficulty reports (104, 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 AALA202610233036](https://openairdocs.org/sdr/AALA202610233036), Oct 21, 2026: DIAPHRAGM. LEAKING. AIRCRAFT WAS GROUNDED: 1R DOOR PRESSURE FAULT ON CIDS PANEL - MAINTENANCE REPLACED THE DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PERCUSSION MECHANISM DIAPHRA
- [SDR AALA202610207881](https://openairdocs.org/sdr/AALA202610207881), Oct 18, 2026: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTS DOOR 1R PRESSURE MESSAGE ON FLIGHT ATTENDANTS DISPLAY PANEL - MAINTENANCE SERVICED THE R1 DOOR DAMPER AND EM
- [SDR AALA202610199773](https://openairdocs.org/sdr/AALA202610199773), Oct 15, 2026: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: DOOR 1R CHECK DOOR PRESSURE INDICATION BEFORE PUSHBACK. MAINTENANCE CHARGED R1 DOOR TO THE CORRECT PRESSURE PER AMM 52-10-00. OPS CHE
- [SDR AALA202610137598](https://openairdocs.org/sdr/AALA202610137598), Oct 11, 2026: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: 1R DOOR SHOWS CHECK DOOR PRESSURE. MAINTENANCE SERVICE 1R DOOR PRESSURE PER AMM 52-10-00 OPS CHECK GOOD.
- [SDR AALA202610122192](https://openairdocs.org/sdr/AALA202610122192), Oct 9, 2026: BOTTLE. LOW PRESSURE. AIRCRAFT WAS GROUNDED: FORWARD FLIGHT ATTENDANT PANEL INDICATING DOOR 4R TO CHECK DOOR PRESSURE. REPLACED THE R4 DOOR DAMPER AND EMERGENCY OPERATION CYLINDER IA
- [SDR AALA202607319490](https://openairdocs.org/sdr/AALA202607319490), Jul 29, 2026: MEGAPHONE. NO TEST. AIRCRAFT WAS NOT GROUNDED: FORWARD MEGAPHONE INOPERATIVE. MAINTENANCE REPLACED MEGAPHONE PER AMM 25-65-51.
- [SDR AALA202607100337](https://openairdocs.org/sdr/AALA202607100337), Jul 8, 2026: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: AFTER DOOR CLOSURE, CHECK 3R DOOR PRESSURE MESSAGE DISPLAYED ON THE FLIGHT ATTENDANTS PANEL. MAINTENANCE SERVICED DOOR DAMPER AND EME
- [SDR AALA202607084528](https://openairdocs.org/sdr/AALA202607084528), Jul 5, 2026: BOTTLE. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: L3 DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PRESSURE LOW. SERVICED DOOR DAMPER AND EMERGENCY OPERATION CYLINDER PER JOB CARD 26L8
- [SDR AALA202512224962](https://openairdocs.org/sdr/AALA202512224962), Dec 19, 2025: BATTERY. NO TEST. AIRCRAFT WAS GROUNDED: FAULT LIGHT FOR EMERGENCY POWER SUPPLY UNIT 13WL BATTERY ILLUMINATED DURING SYSTEM TEST. MAINTENANCE REPLACED BATTERY AND ACCOMPLISHED A 
- [SDR AALA202512227930](https://openairdocs.org/sdr/AALA202512227930), Dec 18, 2025: SLIDE. NO TEST. AIRCRAFT WAS GROUNDED: FAULT MESSAGE ESCAPE SLIDE LT/EPSU (13WL) AFT L FAULT, ON EPSU 13WL FAULT RED LIGHT COME ON EXTERIOR LIGHTS FAULT DURING SYSTEM TEST. MAI
- [SDR AALA202510217044](https://openairdocs.org/sdr/AALA202510217044), Oct 19, 2025: DOOR LATCH. OUT OF ADJUST. AIRCRAFT WAS GROUNDED: FLIGHT DECK DOOR EXTREMELY HARD TO OPEN, OPENING LATCH DOESN'T OPEN FAR ENOUGH TO CLEAR THE LOCK. MAINTENANCE ADJUSTED FLIGHT DECK DOOR L
- [SDR AALA202510172097](https://openairdocs.org/sdr/AALA202510172097), Oct 16, 2025: DOOR LATCH. OUT OF ADJUST. AIRCRAFT WAS GROUNDED: FLIGHT DECK DOOR DIFFICULT TO OPEN FROM INSIDE. BOLT DOESN'T MOVE FAR ENOUGH TO CLEAR THE LOCK. MAINTENANCE ADJUSTED FLIGHT DECK DOOR LAT
- [SDR AALA202510178984](https://openairdocs.org/sdr/AALA202510178984), Oct 15, 2025: DOOR LATCH. OUT OF ADJUST. AIRCRAFT WAS NOT GROUNDED: FLIGHT DECK DOOR HANDLE WILL ONLY RELEASE THE LOCKING LATCH WHEN TURNING CLOCKWISE. WHEN IT'S TURNED COUNTERCLOCKWISE THE LATCH WILL 
- [SDR AALA202510145748](https://openairdocs.org/sdr/AALA202510145748), Oct 11, 2025: HINGE FITTING. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER ELEVATOR #4 HINGE ARM END FITTING HAS EXCESSIVE PLAY. REPLACED HINGE ARM END FITTING PER AMM 55-1
- [SDR AALA202510141983](https://openairdocs.org/sdr/AALA202510141983), Oct 11, 2025: HINGE FITTING. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER ELEVATOR #1 HINGE ARM END FITTING HAS EXCESSIVE PLAY. REPLACED HINGE ARM END FITTING PER AMM 55-1
- [SDR AALA202510142996](https://openairdocs.org/sdr/AALA202510142996), Oct 11, 2025: HINGE FITTING. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER ELEVATOR #6 HINGE ARM END FITTING HAS EXCESSIVE PLAY. REPLACED HINGE ARM END FITTING PER AMM 55-1
- [SDR AALA202510147947](https://openairdocs.org/sdr/AALA202510147947), Oct 11, 2025: HINGE FITTING. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER ELEVATOR #3 HINGE ARM END FITTING HAS EXCESSIVE PLAY. REPLACED HINGE ARM END FITTING PER AMM 55-1
- [SDR AALA202510144016](https://openairdocs.org/sdr/AALA202510144016), Oct 11, 2025: HINGE FITTING. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER ELEVATOR #2 HINGE ARM END FITTING HAS EXCESSIVE PLAY. REPLACED HINGE ARM END FITTING PER AMM 55-1
- [SDR AALA202510148394](https://openairdocs.org/sdr/AALA202510148394), Oct 11, 2025: HINGE FITTING. EXCESS PLAY. AIRCRAFT IN BASE MAINTENANCE: RIGHT HAND HORIZONTAL STABILIZER ELEVATOR #5 HINGE ARM END FITTING HAS EXCESSIVE PLAY. REPLACED HINGE ARM END FITTING PER AMM 55-1
- [SDR AALA202510133993](https://openairdocs.org/sdr/AALA202510133993), Oct 10, 2025: BATTERY. NO TEST. AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 12WL INOPERATIVE. REPLACED EMERGENCY POWER SUPPLY UNIT 12WL (AALA202510130758) AND BATTERY (AALA202510
- [SDR AALA202510130758](https://openairdocs.org/sdr/AALA202510130758), Oct 10, 2025: POWER SUPPLY. NO TEST. AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 12WL INOPERATIVE. REPLACED EMERGENCY POWER SUPPLY UNIT 12WL (AALA202510130758) AND BATTERY (AALA202510
- [SDR AALA202509226421](https://openairdocs.org/sdr/AALA202509226421), Sep 8, 2025: SEAT TRACK. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON MAIN CABIN SEAT TRACK BETWEEN FR 47 AND FR 47.5 AT +Y1292. REPLACED SEAT TRACK PER SRM 51-72-11.
- [SDR AALA202509157875](https://openairdocs.org/sdr/AALA202509157875), Sep 5, 2025: SEAT TRACK. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CABIN FLOOR BEAM-SEAT TRACK AT FR 16 AND +Y1292. REPLACED BEAM-SEAT TRACK PER SRM 51-42-11.
- [SDR AALA202510109990](https://openairdocs.org/sdr/AALA202510109990), Sep 4, 2025: 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 51-42-11.
- [SDR AALA202510085721](https://openairdocs.org/sdr/AALA202510085721), Sep 4, 2025: SHEAR PLATE. CRACKED. AIRCRAFT IN BASE MAINTENANCE: CRACKED AFT CABIN FLOOR SHEAR PLATE BETWEEN FR 69 AND FR 70 AT S23L. REPLACED SHEAR PLATE PER SRM 51-42-11.
- [SDR AALA202509222288](https://openairdocs.org/sdr/AALA202509222288), Sep 4, 2025: FITTING. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT RIGHT PASSENGER / CREW DOOR CUTOUT LOWER SILL CENTER SHAPE FITTING BETWEEN FR 66 AND FR 68 AT S23R. REPLACED CENT
- [SDR AALA202509158503](https://openairdocs.org/sdr/AALA202509158503), Sep 4, 2025: FITTING. CORRODED. AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT LEFT PASSENGER / CREW DOOR CUTOUT LOWER SILL CENTER SHAPE FITTING BETWEEN FR 66 AND FR 68 AT S23L. REPLACED CENTE
- [SDR AALA202508181923](https://openairdocs.org/sdr/AALA202508181923), Aug 17, 2025: ADIRU. FAULTED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO BOS DUE TO THE FLIGHT CREW REPORTING THAT ON INITIAL CLIMB OUT GOT NAV FM/GPS POS 
- [SDR AALA202507094558](https://openairdocs.org/sdr/AALA202507094558), Jun 25, 2025: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY DECLARED & ACFT RETURNED TO LAS DUE TO FLT CREW REPORTING ON TAKEOFF BOTH ENGS ENCOUNTERED AN EGT EXCEEDANCE. A COMPRESSOR S
- [SDR AALA202506264558](https://openairdocs.org/sdr/AALA202506264558), Jun 25, 2025: ENGINE. OVERTEMP. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO LAS DUE TO THE FLIGHT CREW REPORTING THAT ON TAKEOFF BOTH ENGINES ENCOUNTERED AN E
- [SDR AALA202506265897](https://openairdocs.org/sdr/AALA202506265897), Jun 25, 2025: ENGINE. OVERTEMP. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO LAS DUE TO THE FLIGHT CREW REPORTING THAT ON TAKEOFF BOTH ENGINES ENCOUNTERED AN E
- [SDR AALA202411010264](https://openairdocs.org/sdr/AALA202411010264), Oct 30, 2024: BUTTON. INOPERATIVE. AIRCRAFT WAS GROUNDED: DURING CHECK OF THE EMERGENCY LIGHT TEST, FOUND FLIGHT ATTENDANTS PANEL EMERGENCY BUTTON WILL NOT HOLD ON POSITION. REPLACED FLIGHT ATTEN
- [SDR AALA202410169657](https://openairdocs.org/sdr/AALA202410169657), Oct 15, 2024: SLIDE. DEFECTIVE. AIRCRAFT WAS NOT GROUNDED: DURING A SCHEDULED TIME CHANGE OF THE L4 DOOR SLIDE MAINTENANCE INADVERTANTLY ACTIVATED THE TRIGGER ON THE REPLACEMENT SLIDE DURING I
- [SDR AALA202408274052](https://openairdocs.org/sdr/AALA202408274052), Aug 20, 2024: ENGINE. OVERTEMP. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO LAX DUE TO THE FLIGHT CREW REPORTING THAT ENGINE 2 EGT OVER TEMP RIGHT AFTER TAKEO
- [SDR AALA202408214052](https://openairdocs.org/sdr/AALA202408214052), Aug 20, 2024: ENGINE. OVERTEMP. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO LAX DUE TO THE FLIGHT CREW REPORTING THAT ENGINE 2 EGT OVER TEMP RIGHT AFTER TAKEO
- [SDR AALA202401189956](https://openairdocs.org/sdr/AALA202401189956), Jan 17, 2024: FLASHLIGHT. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: CREW REPORTS FORWARD FLIGHT ATTENDANT SEAT FLASHLIGHT INOPERATIVE. REPLACED FORWARD FLASHLIGHT.
- [SDR AALA202310260899](https://openairdocs.org/sdr/AALA202310260899), Oct 24, 2023: ARMING LEVER. LOOSE. AIRCRAFT WAS NOT GROUNDED: 3L ARMING LEVER LOOSE. TIGHTENED 3L DOOR ARMING LEVER PER AMM 52-20-00.
- [SDR AALA202307101111](https://openairdocs.org/sdr/AALA202307101111), Jul 5, 2023: BATTERY. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: FORWARD MEGAPHONE INOPERATIVE. REPLACED MEGAPHONE BATTERIES PER AMM 25-65-51.
- [SDR AALA202306204466](https://openairdocs.org/sdr/AALA202306204466), Jun 17, 2023: PUMP. LEAKING. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED COMMING INTO THE SCHEDULED DESTINATION OF AUA . AT FL 330 GREEN HYDRAULIC SYSTEM QUANTITY INDICATED ZERO. FLIGH
- [SDR AALA202305317471](https://openairdocs.org/sdr/AALA202305317471), May 29, 2023: LEVER. LOOSE. AIRCRAFT WAS NOT GROUNDED: L3 DOOR ARMING LEVER LOOSE. TIGHTENED ARMING LEVER PER AMM 52-40-00 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.
- [SDR AALA202307272367](https://openairdocs.org/sdr/AALA202307272367), May 18, 2023: VALVE. WARNING MESSAGE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO PHX. RIGHT AFTER THRUST RED ALTITUDE AFTER TAKE OFF GOT AIR ENGINE 2 BLEED ABNORMA
- [SDR AALA202307272325](https://openairdocs.org/sdr/AALA202307272325), May 18, 2023: PRECOOLER. LEAKING. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO PHX. RIGHT AFTER THRUST RED ALTITUDE AFTER TAKE OFF GOT AIR ENGINE 2 BLEED ABNORMA
- [SDR AALA202307272150](https://openairdocs.org/sdr/AALA202307272150), May 18, 2023: THERMOSTAT. WARNING MESSAGE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO PHX. RIGHT AFTER THRUST RED ALTITUDE AFTER TAKE OFF GOT AIR ENGINE 2 BLEED ABNORMA
- [SDR AALA202305192367](https://openairdocs.org/sdr/AALA202305192367), May 18, 2023: UNKNOWN. UNKNOWN. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND TEH AIRCRAFT RETURNED TO PHX. RIGHT AFTER THRUST RED ALTITUDE AFTER TAKE OFF GOT AIR ENGINE 2 BLEED ABNORMA
- [SDR AALA202304112103](https://openairdocs.org/sdr/AALA202304112103), Apr 7, 2023: HANDLE. LOOSE. AIRCRAFT WAS NOT GROUNDED: SLIDE DISARM HANDLE AT DOOR 3L IS LOOSE. MAINTENANCE SECURED HANDLE PER AMM 52-22-20.
- [SDR AALA202212281470](https://openairdocs.org/sdr/AALA202212281470), Dec 25, 2022: FUEL FILTER. CLOGGED. AIRCRAFT WAS GROUNDED: ENGINE #2 FUEL FILTER CLOG ECAM AT 1,500' AGL ON TAKEOFF AND IT WENT OUT AT 6,000' AGL. MAINTENANCE REPLACED #2 ENGINE FUEL FILTER PER AM
- [SDR AALA202209165038](https://openairdocs.org/sdr/AALA202209165038), Sep 15, 2022: HANDLE. LOOSE. AIRCRAFT WAS NOT GROUNDED: DOOR 3L ARMING LEVER IS LOOSE. MAINTENANCE TIGHTENED BOLT FOR DOOR 3L ARMING HANDLE. AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHEC
- [SDR AALA202208174727](https://openairdocs.org/sdr/AALA202208174727), Aug 16, 2022: SMOKE DETECTOR. FALSE INDICATION. AIRCRAFT WAS NOT GROUNDED: ECAM: LAVATORY SMOKE MESSAGE (FALSE WARNING) NO SMOKE FOUND IN ANY LAVATORY. MAINTENANCE ACCOMPLISHED SYSTEM TEST PER AMM 26-17-00 WI
- [SDR AALA202207128312](https://openairdocs.org/sdr/AALA202207128312), Jul 11, 2022: CYLINDER. LOW PRESSURE. AIRCRAFT WAS NOT GROUNDED: L 4 DOOR EMERGENCY OPERATION CYLINDER PRESSURE LOW. SERVICED L4 DOOR EMERGENCY OPERATION CYLINDER PER AMM 52-10-00.
- [SDR AALA202204194991](https://openairdocs.org/sdr/AALA202204194991), Apr 17, 2022: HANDLE. LOOSE. AIRCRAFT WAS NOT GROUNDED: 3L DISARMING LEVER LOOSE. TIGHTENED SCREW ON 3L DOOR ARM / DISARM HANDLE PER AMM 20-21-11.

All 104: https://openairdocs.org/aircraft/N157UW/reports.md

## STCs that may be installed (OpenAirDocs) (223, 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 A321-211)

- [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 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 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 ST12401IB](https://openairdocs.org/stc/ST12401IB): The Installation of Airbus A319/A320/A321 cockpit door e-strike improvement. Adams Rite Aerospace 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 ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [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 ST12369IB](https://openairdocs.org/stc/ST12369IB): Replacement of flight attendant seat restraints, dress covers and cushion assemblies. Avianor Inc
- [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 ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC ST03742NY](https://openairdocs.org/stc/ST03742NY): Viasat KA Cabin Distribution System Installation. ALOFT AeroArchitects
- [STC ST11288DS](https://openairdocs.org/stc/ST11288DS): Interior reconfiguration increasing passenger count from 190 to 196 passengers. VT DRB Aviation Consultants
- [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 ST01797SE](https://openairdocs.org/stc/ST01797SE): Installation of interior components. Safran Cabin 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

All 223: https://openairdocs.org/aircraft/N157UW/stcs.md

## Related

- Other Airbus A321-211 aircraft: https://openairdocs.org/model/airbus-a321-211/aircraft.md
- The CFM International CFM56-5B3/3 series engine: https://openairdocs.org/engine/cfm-international-cfm56-5b3-3-series.md

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