# Airworthiness directives that may apply: CFM International CFM56-7B27/3 series

A list on [CFM International CFM56-7B27/3 series](https://openairdocs.org/engine/cfm-international-cfm56-7b27-3-series.md).

Matched by model name and maker. Each AD’s applicability may narrow it by serial number, part number or configuration.

- [AD 2023-05-05](https://openairdocs.org/ad/2023-05-05.md): Turbine Engine Compressor Section · Effective May 10, 2023 · Supersedes AD 2021-10-09
- [AD 2022-02-03](https://openairdocs.org/ad/2022-02-03.md): Turbine Engine Accessory Drive · Effective Mar 22, 2022 · Supersedes AD 2013-26-01
- [AD 2018-26-01](https://openairdocs.org/ad/2018-26-01.md): Turbine Engine Compressor Section · Effective Jan 10, 2019 · Supersedes AD 2018-18-01
- [AD 2018-09-51](https://openairdocs.org/ad/2018-09-51.md): Engine · Emergency AD · Effective Jun 7, 2018
- [AD 2015-18-04](https://openairdocs.org/ad/2015-18-04.md): 73-tooth gearshaft located in the engine accessory gearbox (AGB) · Effective Oct 20, 2015
- [AD 2015-04-02](https://openairdocs.org/ad/2015-04-02.md): Dual engine thrust instability event · Effective Mar 31, 2015
- [AD 2010-13-09](https://openairdocs.org/ad/2010-13-09.md): Stage 3 low-pressure turbine (LPT) · Effective Jul 26, 2010
- [AD 2010-01-05](https://openairdocs.org/ad/2010-01-05.md): LP turbine rear frames · Effective Feb 18, 2010
- [AD 2009-11-02](https://openairdocs.org/ad/2009-11-02.md): HPC 4-9 spools · Effective Jun 23, 2009
- [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01.md): Fuel filters · Effective Jan 3, 2007
- [AD 98-14-51](https://openairdocs.org/ad/98-14-51.md): Accessory Gearbox · Effective Oct 1, 1998
- [AD 2021-10-09](https://openairdocs.org/ad/2021-10-09.md): Turbine Engine Compressor Section · Historical · Effective Jun 24, 2021 · Replaced by AD 2023-05-05
- [AD 2018-18-01](https://openairdocs.org/ad/2018-18-01.md): Turbine Engine Compressor Section · Historical · Effective Oct 16, 2018 · Replaced by AD 2018-26-01
- [AD 2018-10-11](https://openairdocs.org/ad/2018-10-11.md): Turbine Engine Compressor Section · Historical · Effective Jun 1, 2018 · Replaced by AD 2018-18-01
- [AD 2018-09-10](https://openairdocs.org/ad/2018-09-10.md): Turbine Engine Compressor Section · Historical · Effective May 14, 2018 · Replaced by AD 2018-10-11
- [AD 2013-26-01](https://openairdocs.org/ad/2013-26-01.md): Oil dynamic seal assembly · Historical · Effective Feb 3, 2014 · Replaced by AD 2022-02-03

## 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
FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code IN ('13805'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC
```

This list as a web page: https://openairdocs.org/engine/cfm-international-cfm56-7b27-3-series/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, except the copies of manufacturers’ service documents, which belong to their rights holders.