# Airworthiness directives: TCDS H4SW

A list on [TCDS H4SW](https://openairdocs.org/tcds/H4SW.md).

ADs whose products are models on this data sheet, matched by model and maker. Those in force first, newest first.

Page 1 of 3 · 111 ADs

- [AD 2026-08-10](https://openairdocs.org/ad/2026-08-10.md): Passenger compartment equipment · Effective May 11, 2026
- [AD 2025-07-01](https://openairdocs.org/ad/2025-07-01.md): Air Data Computer · Effective May 15, 2025
- [AD 2024-20-07](https://openairdocs.org/ad/2024-20-07.md): Emergency Equipment; Emergency Flotation Section · Effective Dec 5, 2024
- [AD 2024-16-19](https://openairdocs.org/ad/2024-16-19.md): Rotorcraft Tail Boom · Effective Nov 8, 2024
- [AD 2024-19-17](https://openairdocs.org/ad/2024-19-17.md): Rotorcraft flight control · Effective Oct 11, 2024
- [AD 2024-16-01](https://openairdocs.org/ad/2024-16-01.md): Fuselage structure · Effective Sep 4, 2024 · Supersedes AD 2000-18-09
- [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 2022-20-14](https://openairdocs.org/ad/2022-20-14.md): Main Rotor Gearbox · Effective Dec 27, 2022
- [AD 2022-22-12](https://openairdocs.org/ad/2022-22-12.md): Nose/Tail Landing Gear Structure/Axle · Effective Nov 22, 2022
- [AD 2022-11-19](https://openairdocs.org/ad/2022-11-19.md): Aircraft Fuel System, Engine Oil System (Airframe) · Effective Jul 6, 2022
- [AD 2022-07-02](https://openairdocs.org/ad/2022-07-02.md): Rotorcraft Tail Boom · Effective May 9, 2022
- [AD 2022-07-03](https://openairdocs.org/ad/2022-07-03.md): Flight Control System · Effective Apr 27, 2022
- [AD 2022-05-10](https://openairdocs.org/ad/2022-05-10.md): Cabin Equipment/Furnishings · Effective Apr 20, 2022
- [AD 2022-06-03](https://openairdocs.org/ad/2022-06-03.md): Main Rotor System · Effective Mar 16, 2022 · Supersedes AD 2022-02-02
- [AD 2020-22-07](https://openairdocs.org/ad/2020-22-07.md): Nacelle/Pylon Structure · Effective Nov 18, 2020
- [AD 2020-19-08](https://openairdocs.org/ad/2020-19-08.md): Main Rotor · Effective Oct 21, 2020
- [AD 2020-16-10](https://openairdocs.org/ad/2020-16-10.md): Cabin Equipment/Furnishings · Effective Sep 3, 2020
- [AD 2020-12-10](https://openairdocs.org/ad/2020-12-10.md): Tail Rotor Blades · Effective Jul 16, 2020 · Supersedes AD 2011-12-08
- [AD 2020-02-11](https://openairdocs.org/ad/2020-02-11.md): Inverter · Effective Mar 17, 2020 · Supersedes AD 2015-04-04
- [AD 2019-09-02](https://openairdocs.org/ad/2019-09-02.md): 7900 Engine Oil System and 2800 Aircraft Fuel System · Effective Jun 4, 2019 · Supersedes AD 2018-17-01
- [AD 2018-16-14](https://openairdocs.org/ad/2018-16-14.md): Emergency Flotation Section · Effective Oct 4, 2018
- [AD 2015-15-04](https://openairdocs.org/ad/2015-15-04.md): Main Rotor Blade Grip · Effective Aug 7, 2015
- [AD 2014-12-04](https://openairdocs.org/ad/2014-12-04.md): Main Rotor Head · Effective Jul 24, 2014 · Supersedes AD 2003-01-04
- [AD 2013-20-18](https://openairdocs.org/ad/2013-20-18.md): Main Rotor Head · Effective Nov 29, 2013 · Supersedes AD 2009-05-09
- [AD 2013-16-16](https://openairdocs.org/ad/2013-16-16.md): Main Landing Gear Strut/Axle/Truck · Effective Sep 17, 2013
- [AD 2013-15-02](https://openairdocs.org/ad/2013-15-02.md): Tail Rotor Blades · Effective Aug 14, 2013 · Supersedes AD 2008-10-03
- [AD 2013-06-51](https://openairdocs.org/ad/2013-06-51.md): Equipment/Furnishings · Emergency AD · Effective Jul 15, 2013
- [AD 2013-05-14](https://openairdocs.org/ad/2013-05-14.md): Main Rotor Mast/Swashplate · Effective Apr 26, 2013
- [AD 2013-01-04](https://openairdocs.org/ad/2013-01-04.md): Main Landing Gear · Effective Mar 11, 2013
- [AD 2012-17-08](https://openairdocs.org/ad/2012-17-08.md): Main Rotor Head · Effective Feb 27, 2013 · Supersedes AD 79-20-05, AD 81-19-01
- [AD 2013-03-16](https://openairdocs.org/ad/2013-03-16.md): Main Rotor Head · Effective Feb 27, 2013 · Supersedes AD 2011-08-01
- [AD 2012-22-11](https://openairdocs.org/ad/2012-22-11.md): Main Rotor · Effective Dec 20, 2012
- [AD 2012-22-06](https://openairdocs.org/ad/2012-22-06.md): High Landing Gear Forward Crosstube Assembly · Effective Dec 14, 2012
- [AD 2012-11-13](https://openairdocs.org/ad/2012-11-13.md): High Landing Gear Aft Crosstube Assembly · Effective Jul 30, 2012
- [AD 2011-25-01](https://openairdocs.org/ad/2011-25-01.md): Liferafts · Effective Jan 17, 2012
- [AD 2011-23-02](https://openairdocs.org/ad/2011-23-02.md): Main rotor blade (blade) assemblies · Effective Nov 21, 2011 · Supersedes AD 2010-03-03
- [AD 2010-26-52](https://openairdocs.org/ad/2010-26-52.md): Tail Rotor Blade · Emergency AD · Effective Nov 15, 2011 · Supersedes AD 2007-19-53
- [AD 2010-10-16](https://openairdocs.org/ad/2010-10-16.md): Crosstube · Effective Jun 8, 2010
- [AD 2007-22-02](https://openairdocs.org/ad/2007-22-02.md): Tail rotor blade (blade) forward tip weight retention block (tip block) and the aft tip closure (tip closure) · Effective Nov 30, 2007 · Supersedes AD 2002-09-04
- [AD 2005-20-38](https://openairdocs.org/ad/2005-20-38.md): Reservoir assembly adapter (adapter) · Effective Oct 28, 2005
- [AD 2002-22-14](https://openairdocs.org/ad/2002-22-14.md): Main rotor tension-torsion (TT) straps · Effective Dec 13, 2002 · Supersedes AD 80-17-09
- [AD 2002-19-05](https://openairdocs.org/ad/2002-19-05.md): Tail boom · Effective Oct 30, 2002 · Supersedes AD 74-08-03
- [AD 2001-22-14](https://openairdocs.org/ad/2001-22-14.md): Fire Extinguishing System Bottle Cartridges · Effective Dec 10, 2001
- [AD 2001-13-01](https://openairdocs.org/ad/2001-13-01.md): Tail Rotor Counterweight Bellcrank (bellcrank) Retention Nut (retention nut) · Effective Aug 1, 2001
- [AD 2001-09-11](https://openairdocs.org/ad/2001-09-11.md): Tail Rotor Yoke · Effective Jun 11, 2001 · Supersedes AD 98-07-03
- [AD 2001-08-04](https://openairdocs.org/ad/2001-08-04.md): Main Rotor Actuator · Effective May 3, 2001 · Supersedes AD 2000-25-03
- [AD 2000-15-52](https://openairdocs.org/ad/2000-15-52.md): Mast and main rotor trunnions · Emergency AD · Effective Dec 28, 2000 · Supersedes AD 2000-08-52, AD 98-24-15
- [AD 99-23-23](https://openairdocs.org/ad/99-23-23.md): Measure Yolk Inspection · Effective Dec 1, 1999
- [AD 98-11-15](https://openairdocs.org/ad/98-11-15.md): Tail Rotor Yoke Assembly · Effective Feb 10, 1999
- [AD 97-11-04](https://openairdocs.org/ad/97-11-04.md): Mast And Spline Plate · Effective Jun 24, 1997

Next page: https://openairdocs.org/tcds/H4SW/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 = 'H4SW')
ORDER BY d.status = 'Historical', coalesce(d.effective_date, d.publication_date) DESC
```

This list as a web page: https://openairdocs.org/tcds/H4SW/ads

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