# Airworthiness directives that may apply: N271SY

A list on [N271SY](https://openairdocs.org/aircraft/N271SY.md).

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.

- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02.md): Navigation · Effective Jul 1, 2026
- [AD 2025-14-05](https://openairdocs.org/ad/2025-14-05.md): Nacelles/Pylons · Effective Aug 25, 2025 · Supersedes AD 2020-12-12
- [AD 2025-01-05](https://openairdocs.org/ad/2025-01-05.md): Time Limits/Maintenance Checks · Effective Mar 17, 2025 · Supersedes AD 2022-25-07
- [AD 2024-14-08](https://openairdocs.org/ad/2024-14-08.md): Pneumatic System · Effective Sep 25, 2024
- [AD 2024-12-08](https://openairdocs.org/ad/2024-12-08.md): Landing gear · Effective Jul 11, 2024
- [AD 2023-13-02](https://openairdocs.org/ad/2023-13-02.md): Flight controls · Effective Sep 5, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02.md): Indicating/Recording System, Navigation · Effective May 26, 2023 · Supersedes AD 2021-23-12
- [AD 2023-03-19](https://openairdocs.org/ad/2023-03-19.md): Instruments · Effective Apr 7, 2023
- [AD 2022-16-01](https://openairdocs.org/ad/2022-16-01.md): Windows · Effective Aug 15, 2022 · Supersedes AD 2022-08-07
- [AD 2022-11-51](https://openairdocs.org/ad/2022-11-51.md): Wing structure · Emergency AD · Effective Jun 21, 2022
- [AD 2020-25-08](https://openairdocs.org/ad/2020-25-08.md): Flight controls · Effective Jan 21, 2021
- [AD 2020-07-21](https://openairdocs.org/ad/2020-07-21.md): Landing gear · Effective May 26, 2020
- [AD 2020-05-22](https://openairdocs.org/ad/2020-05-22.md): Indicating/recording systems · Effective Apr 24, 2020
- [AD 2019-19-03](https://openairdocs.org/ad/2019-19-03.md): Fuselage · Effective Oct 31, 2019
- [AD 2026-21-11](https://openairdocs.org/ad/2026-21-11.md): Turbine Engine Compressor Section · Effective Nov 27, 2026
- [AD 2025-12-08](https://openairdocs.org/ad/2025-12-08.md): Turbine Engine Combustion Section · Effective Jul 23, 2025
- [AD 2023-02-05](https://openairdocs.org/ad/2023-02-05.md): Turbine Engine Combustion Section · Effective Mar 14, 2023
- [AD 2022-21-06](https://openairdocs.org/ad/2022-21-06.md): Turbine Section · Effective Nov 15, 2022
- [AD 2022-09-14](https://openairdocs.org/ad/2022-09-14.md): Compressor Bleed Valve · Effective Jun 24, 2022 · Supersedes AD 2019-22-05
- [AD 2022-08-06](https://openairdocs.org/ad/2022-08-06.md): Turbine Engine Compression Section · Effective Apr 29, 2022
- [AD 2021-26-19](https://openairdocs.org/ad/2021-26-19.md): Turbine Section · Effective Jan 25, 2022
- [AD 2021-23-51](https://openairdocs.org/ad/2021-23-51.md): Turbine Engine Compression Section · Emergency AD · Effective Dec 29, 2021
- [AD 2021-18-13](https://openairdocs.org/ad/2021-18-13.md): Turbine Engine Combustion Section · Effective Oct 22, 2021
- [AD 2018-17-14](https://openairdocs.org/ad/2018-17-14.md): Thrust Reverser · Effective Nov 7, 2018
- [AD 2017-20-09](https://openairdocs.org/ad/2017-20-09.md): Turbine Engine Bypass Section · Effective Nov 13, 2017
- [AD 2017-17-18](https://openairdocs.org/ad/2017-17-18.md): Turbine Engine Compressor Section · Effective Oct 6, 2017
- [AD 2013-06-06](https://openairdocs.org/ad/2013-06-06.md): Operability bleed valves (OBV) · Effective May 8, 2013
- [AD 2009-24-06](https://openairdocs.org/ad/2009-24-06.md): Full authority digital electronic controls · Effective Dec 28, 2009 · Supersedes AD 2008-16-01
- [AD 2008-05-01](https://openairdocs.org/ad/2008-05-01.md): Fuel metering units (FMU) · Effective Apr 3, 2008
- [AD 2005-07-09](https://openairdocs.org/ad/2005-07-09.md): Master variable geometry (VG) actuators · Effective Apr 20, 2005 · Supersedes AD 2004-04-04
- [AD 2022-25-07](https://openairdocs.org/ad/2022-25-07.md): Time Limits/Maintenance Checks, Flight controls, Fuel, Doors, Fuselage, Nacelles/pylons, Stabilizers, Wings, Powerplant, Exhaust · Historical · Effective Jan 23, 2023 · Replaced by AD 2025-01-05
- [AD 2020-12-12](https://openairdocs.org/ad/2020-12-12.md): Nacelles/pylons · Historical · Effective Aug 13, 2020 · Replaced by AD 2025-14-05
- [AD 2019-25-16](https://openairdocs.org/ad/2019-25-16.md): Flight controls · Historical · Effective Feb 10, 2020 · Replaced by AD 2022-25-07
- [AD 2008-16-01](https://openairdocs.org/ad/2008-16-01.md): Full authority digital engine controls (FADECs) · Historical · Effective Aug 15, 2008 · Replaced by AD 2009-24-06
- [AD 2004-04-04](https://openairdocs.org/ad/2004-04-04.md): Master Variable geometry (VG) actuators · Historical · Effective Mar 9, 2004 · Replaced by AD 2005-07-09

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT d.ad_number, d.status, d.subject, d.effective_date, m.matched_by
FROM (
  SELECT ad_id, min(rank) AS rank, arg_min(matched_by, rank) AS matched_by
  FROM (SELECT ad_id, 1 AS rank, 'airframe' AS matched_by FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_directive.parquet' WHERE aircraft_model_code = '326041A'
    UNION ALL SELECT ad_id, 2, 'engine' FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code = '30061')
  GROUP BY ad_id
) m JOIN 'https://openairdocs.org/data/latest/faa_directive.parquet' d USING (ad_id)
ORDER BY d.status = 'Historical', m.rank, coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC
```

This list as a web page: https://openairdocs.org/aircraft/N271SY/ads

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