# Airworthiness directives that may apply: N751LL

A list on [N751LL](https://openairdocs.org/aircraft/N751LL.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 2024-20-07](https://openairdocs.org/ad/2024-20-07.md): Emergency Equipment; Emergency Flotation Section · Effective Dec 5, 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 2022-05-10](https://openairdocs.org/ad/2022-05-10.md): Cabin Equipment/Furnishings · Effective Apr 20, 2022
- [AD 2017-19-01](https://openairdocs.org/ad/2017-19-01.md): Rotorcraft Flight Control · Effective Jan 2, 2018
- [AD 2015-26-10](https://openairdocs.org/ad/2015-26-10.md): Main Rotor Gearbox · Effective Feb 9, 2016
- [AD 2015-19-51](https://openairdocs.org/ad/2015-19-51.md): Flight Control System · Emergency AD · Effective Nov 10, 2015
- [AD 2015-04-05](https://openairdocs.org/ad/2015-04-05.md): Tail Rotor Drive Shaft · Effective Mar 12, 2015
- [AD 2014-08-06](https://openairdocs.org/ad/2014-08-06.md): Main Rotor Head · Effective Jun 2, 2014 · Supersedes AD 2005-22-01
- [AD 2013-22-15](https://openairdocs.org/ad/2013-22-15.md): Main Rotor Head · Effective Dec 13, 2013
- [AD 2013-06-51](https://openairdocs.org/ad/2013-06-51.md): Equipment/Furnishings · Emergency AD · Effective Jul 15, 2013
- [AD 2010-26-09](https://openairdocs.org/ad/2010-26-09.md): Navigation · Effective Jan 12, 2011 · Supersedes AD 2010-11-52
- [AD 2010-17-16](https://openairdocs.org/ad/2010-17-16.md): Vertical Stabilizer · Effective Oct 18, 2010
- [AD 2010-10-02](https://openairdocs.org/ad/2010-10-02.md): Servo actuator · Effective Jun 17, 2010
- [AD 2010-07-02](https://openairdocs.org/ad/2010-07-02.md): Integrated navigation units (INUs) · Effective May 3, 2010 · Supersedes AD 2006-22-05
- [AD 2007-11-05](https://openairdocs.org/ad/2007-11-05.md): Main rotor shaft assembly (M/R shaft) · Effective Jun 15, 2007
- [AD 2004-06-04](https://openairdocs.org/ad/2004-06-04.md): Dual channel autopilot and dual inverters · Effective Apr 15, 2004
- [AD 2003-14-18](https://openairdocs.org/ad/2003-14-18.md): Main landing gear brake discs (discs) · Effective Aug 25, 2003
- [AD 2003-04-15](https://openairdocs.org/ad/2003-04-15.md): Rotor Brake Disc (RBD) · Effective Feb 27, 2003
- [AD 2002-21-07](https://openairdocs.org/ad/2002-21-07.md): Main rotor spindle attachment bolt · Effective Nov 25, 2002
- [AD 2002-15-51](https://openairdocs.org/ad/2002-15-51.md): Main rotor blade · Emergency AD · Effective Oct 18, 2002
- [AD 2001-25-06](https://openairdocs.org/ad/2001-25-06.md): AHRS WARN Circuits · Effective Jan 4, 2002
- [AD 2001-10-06](https://openairdocs.org/ad/2001-10-06.md): Main Rotor Shaft Assembly · Effective Jun 21, 2001 · Supersedes AD 2000-23-52
- [AD 2001-03-51](https://openairdocs.org/ad/2001-03-51.md): Main Rotor Shafts · Emergency AD · Effective Mar 21, 2001
- [AD 2001-01-04](https://openairdocs.org/ad/2001-01-04.md): Rod Assembly · Effective Feb 2, 2001
- [AD 2000-11-52](https://openairdocs.org/ad/2000-11-52.md): Main Rotor Blade · Emergency AD · Effective Aug 31, 2000
- [AD 99-19-30](https://openairdocs.org/ad/99-19-30.md): Tail Gearbox Forward Fairing · Effective Oct 4, 1999
- [AD 98-17-15](https://openairdocs.org/ad/98-17-15.md): Swashplate Assembly Uniball Bearing Retainer Inspection · Effective Feb 1, 1999
- [AD 96-15-03](https://openairdocs.org/ad/96-15-03.md): Drive Shaft Assemblies · Effective Aug 19, 1996
- [AD 88-05-01 R1](https://openairdocs.org/ad/88-05-01-R1.md): Engine Support Cross Beam · Effective Jul 16, 1990
- [AD 89-07-12](https://openairdocs.org/ad/89-07-12.md): Tail Rotor Horn · Effective Apr 27, 1989
- [AD 87-23-07 R1](https://openairdocs.org/ad/87-23-07-R1.md): Electrical Door Locking Actuators · Effective Jan 11, 1989
- [AD 87-25-02](https://openairdocs.org/ad/87-25-02.md): Ground Connections · Effective Dec 31, 1987
- [AD 87-12-06](https://openairdocs.org/ad/87-12-06.md): Generator Control Unit · Effective Jun 10, 1987
- [AD 86-19-14](https://openairdocs.org/ad/86-19-14.md): Tail Rotor Assembly · Effective Jan 30, 1987
- [AD 86-14-07](https://openairdocs.org/ad/86-14-07.md): Push Rod Assembly · Effective Oct 20, 1986
- [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 2010-11-52](https://openairdocs.org/ad/2010-11-52.md): Navigation system · Historical · Replaced by AD 2010-26-09
- [AD 2006-22-05](https://openairdocs.org/ad/2006-22-05.md): Integrated navigation units (INUs) · Historical · Effective Dec 1, 2006 · Replaced by AD 2010-07-02
- [AD 2005-22-01](https://openairdocs.org/ad/2005-22-01.md): Main rotor lower bifilar arm assembly · Historical · Effective Nov 10, 2005 · Replaced by AD 2014-08-06
- [AD 2000-23-52](https://openairdocs.org/ad/2000-23-52.md): Main Rotor Shaft Assembly · Historical · Effective Feb 16, 2001 · Replaced by AD 2001-10-06
- [AD 2000-23-51](https://openairdocs.org/ad/2000-23-51.md): Main Transmission Oil Seal · Historical · Replaced by AD 2000-23-52

## 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 = '8143007')
  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/N751LL/ads

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