# Airworthiness directives that may apply: N908KB

A list on [N908KB](https://openairdocs.org/aircraft/N908KB.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 2026-08-10](https://openairdocs.org/ad/2026-08-10.md): Passenger compartment equipment · Effective May 11, 2026
- [AD 2026-06-02](https://openairdocs.org/ad/2026-06-02.md): Rotorcraft flight control · Effective Apr 24, 2026
- [AD 2024-07-51](https://openairdocs.org/ad/2024-07-51.md): Tail Rotor Blades · Emergency AD · Effective Jun 10, 2024
- [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07.md): Ground Proximity System · Effective Jun 22, 2023 · Supersedes AD 2021-23-13
- [AD 2022-20-11](https://openairdocs.org/ad/2022-20-11.md): Rotorcraft tailboom · Effective Nov 28, 2022
- [AD 2022-09-07](https://openairdocs.org/ad/2022-09-07.md): Tail Rotor Control System · Effective May 31, 2022 · Supersedes AD 2019-11-05
- [AD 2022-08-11](https://openairdocs.org/ad/2022-08-11.md): Indicating/Recording System · Effective May 27, 2022
- [AD 2022-06-20](https://openairdocs.org/ad/2022-06-20.md): Flight Control System · Effective Apr 26, 2022 · Supersedes AD 2020-20-06
- [AD 2022-05-10](https://openairdocs.org/ad/2022-05-10.md): Cabin Equipment/Furnishings · Effective Apr 20, 2022
- [AD 2021-20-11](https://openairdocs.org/ad/2021-20-11.md): Rotorcraft Flight Control · Effective Nov 22, 2021
- [AD 2021-18-16](https://openairdocs.org/ad/2021-18-16.md): Tail Rotor Drive System, Tail Rotor Gearbox · Effective Nov 1, 2021
- [AD 2021-19-01](https://openairdocs.org/ad/2021-19-01.md): Cabin Equipment/Furnishings · Effective Oct 13, 2021
- [AD 2021-18-10](https://openairdocs.org/ad/2021-18-10.md): Tail Rotor Control System · Effective Oct 12, 2021
- [AD 2021-13-15](https://openairdocs.org/ad/2021-13-15.md): Landing Gear Systems, Emergency Equipment · Effective Jul 29, 2021
- [AD 2021-11-13](https://openairdocs.org/ad/2021-11-13.md): Emergency Flotation System (EFS) · Effective Jul 15, 2021
- [AD 2021-03-13](https://openairdocs.org/ad/2021-03-13.md): Main rotor system · Effective Apr 1, 2021
- [AD 2020-17-10](https://openairdocs.org/ad/2020-17-10.md): Tail Rotor System · Effective Sep 21, 2020 · Supersedes AD 2016-02-06
- [AD 2020-04-21](https://openairdocs.org/ad/2020-04-21.md): Tail Rotor System · Effective Mar 31, 2020
- [AD 2019-06-04](https://openairdocs.org/ad/2019-06-04.md): Main Rotor System · Effective May 7, 2019
- [AD 2019-03-05](https://openairdocs.org/ad/2019-03-05.md): Landing Gear System · Effective Mar 26, 2019
- [AD 2018-21-15](https://openairdocs.org/ad/2018-21-15.md): Standard Practices/Structures · Effective Nov 27, 2018 · Supersedes AD 2017-13-03
- [AD 2018-16-51](https://openairdocs.org/ad/2018-16-51.md): Tail Rotor Gearbox · Emergency AD · Effective Nov 6, 2018 · Supersedes AD 2018-15-51
- [AD 2018-14-07](https://openairdocs.org/ad/2018-14-07.md): Placards and Markings · Effective Aug 16, 2018
- [AD 2017-15-13](https://openairdocs.org/ad/2017-15-13.md): Landing Gear System · Effective Aug 31, 2017
- [AD 2017-05-51](https://openairdocs.org/ad/2017-05-51.md): Cabin Cooling System · Emergency AD · Effective Apr 25, 2017
- [AD 2016-20-01](https://openairdocs.org/ad/2016-20-01.md): Engine and Transmission Lubrication System · Effective Oct 17, 2016
- [AD 2015-17-02](https://openairdocs.org/ad/2015-17-02.md): Main Rotor Drive System · Effective Sep 24, 2015 · Supersedes AD 2001-13-51
- [AD 2012-26-15 R1](https://openairdocs.org/ad/2012-26-15-R1.md): Navigation · Effective Dec 3, 2014 · Supersedes AD 2012-26-15
- [AD 2013-06-51](https://openairdocs.org/ad/2013-06-51.md): Equipment/Furnishings · Emergency AD · Effective Jul 15, 2013
- [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13.md): Ground Proximity System · Historical · Effective Dec 9, 2021 · Replaced by AD 2023-11-07
- [AD 2020-20-06](https://openairdocs.org/ad/2020-20-06.md): Flight Control System · Historical · Effective Oct 30, 2020 · Replaced by AD 2022-06-20
- [AD 2019-11-05](https://openairdocs.org/ad/2019-11-05.md): Tail Rotor Control System · Historical · Effective Jul 12, 2019 · Replaced by AD 2022-09-07
- [AD 2018-15-51](https://openairdocs.org/ad/2018-15-51.md): Tail Rotor Gearbox · Historical · Replaced by AD 2018-16-51
- [AD 2017-13-03](https://openairdocs.org/ad/2017-13-03.md): Standard Practices/Structures · Historical · Effective Jul 27, 2017 · Replaced by AD 2018-21-15
- [AD 2016-02-06](https://openairdocs.org/ad/2016-02-06.md): Tail Rotor System · Historical · Effective Feb 2, 2016 · Replaced by AD 2020-17-10
- [AD 2015-22-02](https://openairdocs.org/ad/2015-22-02.md): Tail Rotor Control System · Historical · Effective Nov 12, 2015 · Replaced by AD 2019-11-05
- [AD 2015-16-51](https://openairdocs.org/ad/2015-16-51.md): Tail Rotor Control System · Historical · Replaced by AD 2015-22-02
- [AD 2012-26-15](https://openairdocs.org/ad/2012-26-15.md): Navigation · Historical · Effective Jan 24, 2013 · Replaced by AD 2012-26-15 R1

## 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 = '1182220'
    UNION ALL SELECT ad_id, 2, 'engine' FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code = '52299')
  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/N908KB/ads

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