# Airworthiness directives that may apply: N401NE

A list on [N401NE](https://openairdocs.org/aircraft/N401NE.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 2021-05-14](https://openairdocs.org/ad/2021-05-14.md): TE flap control system · Effective Apr 29, 2021
- [AD 2006-08-08 R1](https://openairdocs.org/ad/2006-08-08-R1.md): Wing lower spar cap · Effective May 5, 2009 · Supersedes AD 2006-08-08
- [AD 2008-26-01](https://openairdocs.org/ad/2008-26-01.md): Overturn skid plate kit · Effective Jan 28, 2009 · Supersedes AD 2008-11-17
- [AD 2005-13-12](https://openairdocs.org/ad/2005-13-12.md): Front and rear spar of the horizontal stabilizer · Effective Aug 5, 2005
- [AD 2004-15-15](https://openairdocs.org/ad/2004-15-15.md): Aft Fuselage Upper Longeron · Effective Sep 7, 2004 · Supersedes AD 2002-19-10
- [AD 2003-07-04](https://openairdocs.org/ad/2003-07-04.md): Vertical Fin Front Spar Fittings · Effective May 22, 2003
- [AD 98-25-01](https://openairdocs.org/ad/98-25-01.md): Flap Actuator Overtravel Stop · Effective Jan 19, 1999 · Supersedes AD 96-23-19
- [AD 2025-18-08](https://openairdocs.org/ad/2025-18-08.md): Engine Mount Section; Turbine Engine Compressor Section · Effective Oct 21, 2025 · Supersedes AD 2024-06-02
- [AD 2024-03-05](https://openairdocs.org/ad/2024-03-05.md): Turbine Engine Reduction Gear · Effective Apr 17, 2024
- [AD 2024-02-04](https://openairdocs.org/ad/2024-02-04.md): Turbine Engine Compressor Section · Effective Mar 28, 2024 · Supersedes AD 2021-13-07
- [AD 2023-01-10](https://openairdocs.org/ad/2023-01-10.md): Turbine Engine Compressor Section · Effective Mar 13, 2023
- [AD 2022-26-01](https://openairdocs.org/ad/2022-26-01.md): Turbine Engine Combustion Section · Effective Jan 26, 2023
- [AD 2022-14-12](https://openairdocs.org/ad/2022-14-12.md): Turbine Engine Reduction Gear · Effective Aug 18, 2022
- [AD 2020-23-01](https://openairdocs.org/ad/2020-23-01.md): Fuel Control/Turbine Engines · Effective Nov 24, 2020
- [AD 2020-15-04](https://openairdocs.org/ad/2020-15-04.md): Engine Collector/Tailpipe/Nozzle · Effective Aug 31, 2020
- [AD 2020-15-03](https://openairdocs.org/ad/2020-15-03.md): Turbine Section · Effective Aug 31, 2020 · Supersedes AD 2016-07-13, AD 2018-03-22
- [AD 2015-17-20](https://openairdocs.org/ad/2015-17-20.md): Gas generator turbine (GGT) blades · Effective Oct 1, 2015
- [AD 2015-14-02](https://openairdocs.org/ad/2015-14-02.md): Reduction gearbox and supporting cone · Effective Aug 18, 2015
- [AD 2006-08-08](https://openairdocs.org/ad/2006-08-08.md): Wing lower spar cap · Historical · Effective Apr 21, 2006 · Replaced by AD 2006-08-08 R1
- [AD 2002-11-05](https://openairdocs.org/ad/2002-11-05.md): Wing Lower Spar Cap · Historical · Effective Jul 12, 2002 · Replaced by AD 2002-11-05 R1
- [AD 2001-10-04 R1](https://openairdocs.org/ad/2001-10-04-R1.md): Wing Lower Spar Cap · Historical · Effective Jun 8, 2001 · Replaced by AD 2002-11-05
- [AD 2001-10-04](https://openairdocs.org/ad/2001-10-04.md): Wing Lower Spar Cap · Historical · Effective Jun 8, 2001 · Replaced by AD 2001-10-04 R1
- [AD 96-23-19](https://openairdocs.org/ad/96-23-19.md): Flap Actuator Overtravel Stop · Historical · Effective Dec 18, 1996 · Replaced by AD 98-25-01
- [AD 2024-06-02](https://openairdocs.org/ad/2024-06-02.md): Engine Mount Section; Turbine Engine Compressor Section · Historical · Effective Apr 11, 2024 · Replaced by AD 2025-18-08
- [AD 2021-13-07](https://openairdocs.org/ad/2021-13-07.md): Engine (Turbine/Turboprop) · Historical · Effective Jun 30, 2021 · Replaced by AD 2024-02-04
- [AD 2018-03-22](https://openairdocs.org/ad/2018-03-22.md): Turbine Section · Historical · Effective Mar 21, 2018 · Replaced by AD 2020-15-03
- [AD 2016-07-13](https://openairdocs.org/ad/2016-07-13.md): Engine power turbine (PT) disk · Historical · Effective Apr 22, 2016 · Replaced by AD 2020-15-03

## 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 = '0390207'
    UNION ALL SELECT ad_id, 2, 'engine' FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code = '64006')
  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/N401NE/ads

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