# Airworthiness directives: TCDS E00050EN A list on [TCDS E00050EN](https://openairdocs.org/tcds/E00050EN.md). ADs whose products are models on this data sheet, matched by model and maker. Those in force first, newest first. Page 1 of 2 · 51 ADs - [AD 2026-18-52](https://openairdocs.org/ad/2026-18-52.md): Turbine Engine Oil System · Emergency AD · Effective Sep 21, 2026 - [AD 2023-23-13](https://openairdocs.org/ad/2023-23-13.md): Turbine Engine Compressor Section · Effective Jan 4, 2024 - [AD 2023-18-01](https://openairdocs.org/ad/2023-18-01.md): Engine Fuel Pump · Effective Oct 30, 2023 · Supersedes AD 2021-26-11 - [AD 2022-09-10](https://openairdocs.org/ad/2022-09-10.md): Turbine Engine Compressor Section · Effective Jun 23, 2022 - [AD 2020-25-04](https://openairdocs.org/ad/2020-25-04.md): Engine Fireseals · Effective Jan 8, 2021 · Supersedes AD 2016-24-08 - [AD 2018-18-15](https://openairdocs.org/ad/2018-18-15.md): Turbine Engine Compressor Section · Effective Nov 1, 2018 - [AD 2017-08-11](https://openairdocs.org/ad/2017-08-11.md): Engine · Effective May 30, 2017 · Supersedes AD 2012-04-01 - [AD 2016-25-10](https://openairdocs.org/ad/2016-25-10.md): High-pressure compressor (HPC) · Effective Jan 20, 2017 - [AD 2015-04-06](https://openairdocs.org/ad/2015-04-06.md): Electronic engine control (EEC) · Effective Apr 8, 2015 - [AD 2015-02-20](https://openairdocs.org/ad/2015-02-20.md): Intermediate-pressure compressor (IPC) rotor shaft · Effective Mar 11, 2015 · Supersedes AD 2013-15-10 - [AD 2014-13-02](https://openairdocs.org/ad/2014-13-02.md): LP turbine bearing support and exhaust case assembly · Effective Aug 5, 2014 - [AD 2013-19-21](https://openairdocs.org/ad/2013-19-21.md): Cracks in the HP compressor stage 1 and 2 disc posts · Effective Nov 6, 2013 · Supersedes AD 2012-04-13 - [AD 2012-18-07](https://openairdocs.org/ad/2012-18-07.md): Low-pressure (LP) compressor blades · Effective Oct 29, 2012 · Supersedes AD 2012-06-23 - [AD 2012-17-04](https://openairdocs.org/ad/2012-17-04.md): IP turbine discs · Effective Oct 1, 2012 - [AD 2012-11-01](https://openairdocs.org/ad/2012-11-01.md): Engines · Effective Jun 15, 2012 - [AD 2012-04-14](https://openairdocs.org/ad/2012-04-14.md): Engine · Effective Apr 11, 2012 - [AD 2011-26-08](https://openairdocs.org/ad/2011-26-08.md): Engine fuel leaks · Effective Jan 24, 2012 - [AD 2011-22-07](https://openairdocs.org/ad/2011-22-07.md): Cracks in the front combustion liner · Effective Nov 29, 2011 - [AD 2011-10-04](https://openairdocs.org/ad/2011-10-04.md): HP compressor stage 1 disc · Effective Jun 7, 2011 - [AD 2010-20-11](https://openairdocs.org/ad/2010-20-11.md): Titanium compressor shafts · Effective Oct 29, 2010 - [AD 2010-06-14](https://openairdocs.org/ad/2010-06-14.md): HP/IP turbine bearing oil vent tube · Effective May 3, 2010 - [AD 2010-07-01](https://openairdocs.org/ad/2010-07-01.md): Aircraft fuel system · Effective May 3, 2010 · Supersedes AD 2009-24-05 - [AD 2009-21-09](https://openairdocs.org/ad/2009-21-09.md): High-pressure (HP) compressor rotor rear stage 5 and 6 discs and cone shafts · Effective Nov 20, 2009 · Supersedes AD 2003-15-06 - [AD 97-06-13 R1](https://openairdocs.org/ad/97-06-13-R1.md): Rescinds AD 97-06-13. · Effective Oct 2, 2006 · Supersedes AD 97-06-13 - [AD 2006-05-01](https://openairdocs.org/ad/2006-05-01.md): Oil filler cap assembly · Effective Mar 16, 2006 - [AD 2005-25-11](https://openairdocs.org/ad/2005-25-11.md): Low pressure (LP) compressor fan blades · Effective Jan 17, 2006 · Supersedes AD 2004-15-02 - [AD 2005-20-23](https://openairdocs.org/ad/2005-20-23.md): Dry film lubricant (DFL) · Effective Nov 8, 2005 · Supersedes AD 2002-10-15 - [AD 2005-01-15 R1](https://openairdocs.org/ad/2005-01-15-R1.md): Fan blade dovetail roots · Effective Oct 17, 2005 · Supersedes AD 2005-01-15 - [AD 2004-19-08](https://openairdocs.org/ad/2004-19-08.md): Critical life-limited parts · Effective Oct 27, 2004 - [AD 2004-13-11](https://openairdocs.org/ad/2004-13-11.md): Intermediate Pressure (IP) Compressor Rear Stubshaft and IP Turbine Shaft · Effective Jul 30, 2004 - [AD 2001-26-11](https://openairdocs.org/ad/2001-26-11.md): Low Pressure Compressor Fan Blade Roots · Effective Jan 30, 2002 · Supersedes AD 2000-24-26 - [AD 2021-26-11](https://openairdocs.org/ad/2021-26-11.md): Engine Fuel Pump · Historical · Effective Jan 3, 2022 · Replaced by AD 2023-18-01 - [AD 2016-24-08](https://openairdocs.org/ad/2016-24-08.md): Upper bifurcation fairing · Historical · Effective Jan 5, 2017 · Replaced by AD 2020-25-04 - [AD 2013-15-10](https://openairdocs.org/ad/2013-15-10.md): Cracking on the IP compressor rotor shaft rear balance land · Historical · Effective Oct 8, 2013 · Replaced by AD 2015-02-20 - [AD 2012-10-12](https://openairdocs.org/ad/2012-10-12.md): Compressor rotor shafts · Historical · Effective Jun 29, 2012 · Replaced by AD 2013-15-10 - [AD 2012-06-23](https://openairdocs.org/ad/2012-06-23.md): LP compressor blades · Historical · Effective Apr 20, 2012 · Replaced by AD 2012-18-07 - [AD 2012-04-13](https://openairdocs.org/ad/2012-04-13.md): HP compressor stage 1 and 2 disc posts · Historical · Effective Apr 11, 2012 · Replaced by AD 2013-19-21 - [AD 2012-04-01](https://openairdocs.org/ad/2012-04-01.md): Critical engine parts · Historical · Effective Mar 28, 2012 · Replaced by AD 2017-08-11 - [AD 2011-08-07](https://openairdocs.org/ad/2011-08-07.md): LP compressor blades · Historical · Effective Jun 7, 2011 · Replaced by AD 2012-06-23 - [AD 2011-09-07](https://openairdocs.org/ad/2011-09-07.md): High-pressure compressor (HPC) Stage 1 and 2 disc posts · Historical · Effective Jun 7, 2011 · Replaced by AD 2012-04-13 - [AD 2009-24-05](https://openairdocs.org/ad/2009-24-05.md): Fuel pipes · Historical · Effective Jan 4, 2010 · Replaced by AD 2010-07-01 - [AD 2008-18-08](https://openairdocs.org/ad/2008-18-08.md): IP Compressor rotor · Historical · Effective Oct 14, 2008 · Replaced by AD 2012-10-12 - [AD 2005-01-15](https://openairdocs.org/ad/2005-01-15.md): Fan blade dovetail roots · Historical · Effective Jan 28, 2005 · Replaced by AD 2005-01-15 R1 - [AD 2004-15-02](https://openairdocs.org/ad/2004-15-02.md): LP Compressor Fan Blade · Historical · Effective Sep 1, 2004 · Replaced by AD 2005-25-11 - [AD 2003-16-18](https://openairdocs.org/ad/2003-16-18.md): Intermediate pressure (IP) turbine discs · Historical · Effective Sep 22, 2003 · Replaced by AD 2012-04-01 - [AD 2003-15-06](https://openairdocs.org/ad/2003-15-06.md): HP compressor rotor rear stage 5 and 6 discs · Historical · Effective Sep 3, 2003 · Replaced by AD 2009-21-09 - [AD 2002-10-15](https://openairdocs.org/ad/2002-10-15.md): Low Pressure Compressor (LPC) Fan Blade Roots · Historical · Effective Jul 2, 2002 · Replaced by AD 2005-20-23 - [AD 2002-11-08](https://openairdocs.org/ad/2002-11-08.md): Low Pressure Compressor (LPC) fan blade · Historical · Effective Jun 21, 2002 · Replaced by AD 2005-01-15 - [AD 2000-24-26](https://openairdocs.org/ad/2000-24-26.md): Fan Blade Roots Inspection · Historical · Effective Feb 12, 2001 · Replaced by AD 2001-26-11 - [AD 98-19-21](https://openairdocs.org/ad/98-19-21.md): Fan Blade · Historical · Effective Oct 7, 1998 · Replaced by AD 2000-24-26 Next page: https://openairdocs.org/tcds/E00050EN/ads.md?page=2 ## 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_directive_product.parquet' WHERE tcds_number = 'E00050EN') ORDER BY d.status = 'Historical', coalesce(d.effective_date, d.publication_date) DESC ``` This list as a web page: https://openairdocs.org/tcds/E00050EN/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.