# Airworthiness directives that may apply: N820AB

A list on [N820AB](https://openairdocs.org/aircraft/N820AB.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 2021-23-19](https://openairdocs.org/ad/2021-23-19.md): Electrical Power System · Effective Jan 11, 2022
- [AD 2021-23-16](https://openairdocs.org/ad/2021-23-16.md): Aircraft Fuel Distribution, Electrical Power System Wiring · Effective Jan 11, 2022
- [AD 2021-21-11](https://openairdocs.org/ad/2021-21-11.md): Power Plant System · Effective Dec 10, 2021
- [AD 2021-21-10](https://openairdocs.org/ad/2021-21-10.md): Aircraft Fuel System · Effective Dec 10, 2021
- [AD 2021-20-20](https://openairdocs.org/ad/2021-20-20.md): Pneumatic System · Effective Nov 22, 2021
- [AD 2020-16-20](https://openairdocs.org/ad/2020-16-20.md): Engine Oil · Effective Sep 22, 2020 · Supersedes AD 2018-04-09
- [AD 2020-17-08](https://openairdocs.org/ad/2020-17-08.md): Electrical Wiring · Effective Sep 14, 2020
- [AD 2020-16-12](https://openairdocs.org/ad/2020-16-12.md): Engine Controls · Effective Sep 8, 2020
- [AD 2020-16-07](https://openairdocs.org/ad/2020-16-07.md): Landing Gear · Effective Sep 8, 2020
- [AD 2020-16-16](https://openairdocs.org/ad/2020-16-16.md): Flight Controls · Effective Sep 7, 2020
- [AD 2020-16-04](https://openairdocs.org/ad/2020-16-04.md): Flight Controls · Effective Sep 2, 2020
- [AD 2020-15-19](https://openairdocs.org/ad/2020-15-19.md): Power Plant · Effective Aug 19, 2020
- [AD 2019-06-11](https://openairdocs.org/ad/2019-06-11.md): Air Conditioning · Effective May 14, 2019
- [AD 2019-03-02](https://openairdocs.org/ad/2019-03-02.md): Flight Controls · Effective Mar 28, 2019
- [AD 2018-23-16](https://openairdocs.org/ad/2018-23-16.md): Navigation · Effective Jan 10, 2019
- [AD 2018-15-08](https://openairdocs.org/ad/2018-15-08.md): Nacelles/Pylons · Effective Aug 31, 2018
- [AD 2018-10-04](https://openairdocs.org/ad/2018-10-04.md): Instruments · Effective Jun 4, 2018 · Supersedes AD 2018-03-15
- [AD 2018-10-03](https://openairdocs.org/ad/2018-10-03.md): Wings · Effective Jun 4, 2018
- [AD 2018-07-14](https://openairdocs.org/ad/2018-07-14.md): Flight Controls · Effective Apr 30, 2018
- [AD 2018-06-09](https://openairdocs.org/ad/2018-06-09.md): Flight Controls · Effective Apr 9, 2018
- [AD 2018-03-14](https://openairdocs.org/ad/2018-03-14.md): Fuel · Effective Mar 5, 2018
- [AD 2016-14-06](https://openairdocs.org/ad/2016-14-06.md): Wings · Effective Aug 12, 2016 · Supersedes AD 2006-13-05
- [AD 2015-23-03](https://openairdocs.org/ad/2015-23-03.md): Fuselage · Effective Dec 15, 2015 · Supersedes AD 2014-20-13
- [AD 2015-06-09](https://openairdocs.org/ad/2015-06-09.md): Navigation · Effective May 4, 2015
- [AD 2014-20-14](https://openairdocs.org/ad/2014-20-14.md): Flight Controls · Effective Nov 12, 2014 · Supersedes AD 2014-04-03
- [AD 2011-09-08](https://openairdocs.org/ad/2011-09-08.md): Flight Controls · Effective May 2, 2011
- [AD 2008-08-03](https://openairdocs.org/ad/2008-08-03.md): Electrical malfunction · Effective May 19, 2008
- [AD 2008-07-08](https://openairdocs.org/ad/2008-07-08.md): Horizontal tail surface · Effective Apr 30, 2008
- [AD 2008-06-16](https://openairdocs.org/ad/2008-06-16.md): Wiring loom protective sleeving · Effective Apr 23, 2008
- [AD 2007-19-01](https://openairdocs.org/ad/2007-19-01.md): Cockpit door windows · Effective Oct 17, 2007
- [AD 2007-17-20](https://openairdocs.org/ad/2007-17-20.md): Aileron spar · Effective Oct 2, 2007
- [AD 2007-17-03](https://openairdocs.org/ad/2007-17-03.md): Rear spar · Effective Sep 25, 2007
- [AD 2007-14-04](https://openairdocs.org/ad/2007-14-04.md): Rudder trim tab upper pivot hole · Effective Aug 16, 2007
- [AD 2007-10-08](https://openairdocs.org/ad/2007-10-08.md): Autopilot System Computer · Effective Jun 15, 2007
- [AD 2007-04-01](https://openairdocs.org/ad/2007-04-01.md): Undersize rivets in the fuselage roof · Effective Mar 21, 2007
- [AD 2006-11-18](https://openairdocs.org/ad/2006-11-18.md): Cockpit center console · Effective Jul 14, 2006
- [AD 2005-24-07](https://openairdocs.org/ad/2005-24-07.md): Left and right outer panel attachment lugs · Effective Dec 29, 2005
- [AD 2005-03-04](https://openairdocs.org/ad/2005-03-04.md): Aileron pushrod ends and elevator control pushrod ends · Effective Mar 21, 2005
- [AD 2022-08-13](https://openairdocs.org/ad/2022-08-13.md): Turbine Section · Effective May 27, 2022
- [AD 2014-11-05](https://openairdocs.org/ad/2014-11-05.md): Reinforcement liner to the power turbine (PT) containment ring and, for certain PT containment rings, adding scallops · Effective Aug 5, 2014
- [AD 2011-25-12](https://openairdocs.org/ad/2011-25-12.md): Sun gear · Effective Dec 28, 2011
- [AD 2011-20-51](https://openairdocs.org/ad/2011-20-51.md): Gears · Emergency AD · Effective Nov 1, 2011
- [AD 2002-23-13](https://openairdocs.org/ad/2002-23-13.md): Turbine Exhaust Ducts · Effective Dec 31, 2002
- [AD 97-04-12](https://openairdocs.org/ad/97-04-12.md): Compressor Bleed-off Valve · Effective Mar 14, 1997
- [AD 92-15-11](https://openairdocs.org/ad/92-15-11.md): Compressor Delivery Air Line (P3) Filter Assembly · Effective Aug 17, 1992
- [AD 90-12-05](https://openairdocs.org/ad/90-12-05.md): Engine Overhaul · Effective May 30, 1990
- [AD 80-08-12](https://openairdocs.org/ad/80-08-12.md): Fuel Pump Drive Coupling Splines · Effective Apr 18, 1980
- [AD 75-06-01](https://openairdocs.org/ad/75-06-01.md): Gearbox Deterioration · Effective Apr 1, 1977
- [AD 75-11-04](https://openairdocs.org/ad/75-11-04.md): Reduction Gearbox Engine Distress · Effective May 20, 1975
- [AD 2018-04-09](https://openairdocs.org/ad/2018-04-09.md): Engine Oil · Historical · Effective Apr 12, 2018 · Replaced by AD 2020-16-20
- [AD 2018-03-15](https://openairdocs.org/ad/2018-03-15.md): Air Conditioning · Historical · Effective Mar 5, 2018 · Replaced by AD 2018-10-04
- [AD 2014-20-13](https://openairdocs.org/ad/2014-20-13.md): Fuselage · Historical · Effective Nov 12, 2014 · Replaced by AD 2015-23-03
- [AD 2014-04-03](https://openairdocs.org/ad/2014-04-03.md): Flight Controls · Historical · Effective Feb 25, 2014 · Replaced by AD 2014-20-14
- [AD 2006-13-05](https://openairdocs.org/ad/2006-13-05.md): Airplane Flight Manual (AFM) that reduces the maximum takeoff weight from 7,500 pounds to 7,125 pounds · Historical · Effective Jul 31, 2006 · Replaced by AD 2016-14-06
- [AD 2005-26-53](https://openairdocs.org/ad/2005-26-53.md): Airplane Flight Manual (AFM) · Historical · Effective Jan 16, 2006 · Replaced by AD 2006-13-05

## 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 = '05617YD'
    UNION ALL SELECT ad_id, 2, 'engine' FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code = '52250')
  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/N820AB/ads

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