# Airworthiness directives that may apply: N6KB

A list on [N6KB](https://openairdocs.org/aircraft/N6KB.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 2024-07-03](https://openairdocs.org/ad/2024-07-03.md): Horizontal Stabilizer Structure · Effective Apr 24, 2024
- [AD 2023-22-18](https://openairdocs.org/ad/2023-22-18.md): Cargo Compartments · Effective Jan 19, 2024
- [AD 2025-02-12](https://openairdocs.org/ad/2025-02-12.md): Reciprocating Engine Cylinder Section; Reciprocating Engine Oil System · Effective Apr 1, 2025 · Supersedes AD 2023-20-03
- [AD 2024-19-10](https://openairdocs.org/ad/2024-19-10.md): Engine (Reciprocating) · Effective Oct 9, 2024
- [AD 2024-05-01](https://openairdocs.org/ad/2024-05-01.md): Reciprocating Engine Power Section · Effective Mar 11, 2024
- [AD 2022-03-03](https://openairdocs.org/ad/2022-03-03.md): Reciprocating Engine Power Section · Effective Feb 14, 2022 · Supersedes AD 2021-22-20
- [AD 2021-24-10](https://openairdocs.org/ad/2021-24-10.md): Reciprocating Engine Oil System · Effective Dec 27, 2021 · Supersedes AD 2021-09-04
- [AD 2021-17-01](https://openairdocs.org/ad/2021-17-01.md): Reciprocating Engine Oil System · Effective Aug 23, 2021
- [AD 2020-22-14](https://openairdocs.org/ad/2020-22-14.md): Reciprocating Engine Supercharger · Effective Dec 10, 2020 · Supersedes AD 2018-07-16
- [AD 2020-15-05](https://openairdocs.org/ad/2020-15-05.md): Reciprocating Engine Power Section · Effective Aug 31, 2020 · Supersedes AD 2018-18-02
- [AD 2020-14-07](https://openairdocs.org/ad/2020-14-07.md): Fuel Control/Reciprocating Engines and Reciprocating Engine Power Section · Effective Aug 25, 2020
- [AD 2023-20-03](https://openairdocs.org/ad/2023-20-03.md): Reciprocating Engine Cylinder Section, Reciprocating Engine Oil System · Historical · Effective Dec 11, 2023 · Replaced by AD 2025-02-12
- [AD 2021-22-20](https://openairdocs.org/ad/2021-22-20.md): Reciprocating Engine Power Section · Historical · Effective Nov 16, 2021 · Replaced by AD 2022-03-03
- [AD 2021-09-04](https://openairdocs.org/ad/2021-09-04.md): Reciprocating Engine Oil System · Historical · Effective May 10, 2021 · Replaced by AD 2021-24-10
- [AD 2018-18-02](https://openairdocs.org/ad/2018-18-02.md): Reciprocating Engine Power Section · Historical · Effective Nov 29, 2018 · Replaced by AD 2020-15-05
- [AD 2018-07-16](https://openairdocs.org/ad/2018-07-16.md): Reciprocating Engine Supercharger · Historical · Effective Apr 27, 2018 · Replaced by AD 2020-22-14

## 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 = '2990103'
    UNION ALL SELECT ad_id, 2, 'engine' FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code = '06405')
  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/N6KB/ads

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.