# Airworthiness directives that may apply: N27NW

A list on [N27NW](https://openairdocs.org/aircraft/N27NW.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 2021-23-09](https://openairdocs.org/ad/2021-23-09.md): Flight Control System · Effective Jan 10, 2022 · Supersedes AD 2015-16-07 R1
- [AD 2021-22-21](https://openairdocs.org/ad/2021-22-21.md): Electrical Power System · Effective Jan 3, 2022
- [AD 2016-19-15](https://openairdocs.org/ad/2016-19-15.md): Stabilizers · Effective Nov 2, 2016
- [AD 2013-06-04](https://openairdocs.org/ad/2013-06-04.md): Flight Controls · Effective May 3, 2013
- [AD 2013-04-02](https://openairdocs.org/ad/2013-04-02.md): Landing Gear · Effective Mar 28, 2013
- [AD 2011-07-03](https://openairdocs.org/ad/2011-07-03.md): Flight Controls · Effective Apr 26, 2011 · Supersedes AD 2007-02-12
- [AD 2007-26-08 R1](https://openairdocs.org/ad/2007-26-08-R1.md): Landing gear · Effective Dec 4, 2009 · Supersedes AD 2007-26-08
- [AD 2007-11-04](https://openairdocs.org/ad/2007-11-04.md): Ailerons bearings · Effective Jun 26, 2007
- [AD 2007-10-02](https://openairdocs.org/ad/2007-10-02.md): Bracket-hinge of the rudder · Effective Jun 13, 2007
- [AD 2007-09-02](https://openairdocs.org/ad/2007-09-02.md): Connection of the center wing and the fuselage · Effective May 31, 2007
- [AD 2007-05-09](https://openairdocs.org/ad/2007-05-09.md): Nose landing gear collapse · Effective Apr 11, 2007
- [AD 2003-09-09 R1](https://openairdocs.org/ad/2003-09-09-R1.md): Fuel pump boost wiring · Effective Jan 22, 2004 · Supersedes AD 2003-09-09
- [AD 2001-23-07](https://openairdocs.org/ad/2001-23-07.md): Center Wing Carry-Through Area · Effective Jan 7, 2002
- [AD 98-04-28](https://openairdocs.org/ad/98-04-28.md): AFM - Limitations Section - Icing · Effective Mar 13, 1998
- [AD 97-01-13](https://openairdocs.org/ad/97-01-13.md): Fuel, Oil and Hydraulic Hoses · Effective Feb 3, 1997
- [AD 92-16-18](https://openairdocs.org/ad/92-16-18.md): Passenger Seat Reinforcement · Effective Sep 10, 1992
- [AD 2014-11-05](https://openairdocs.org/ad/2014-11-05.md): Reinforcement liner to the power turbine (PT) containment ring and, for certain PT containment rings, adding scallops · Effective Aug 5, 2014
- [AD 2012-09-10](https://openairdocs.org/ad/2012-09-10.md): First stage sun gears · Effective May 23, 2012
- [AD 2002-23-13](https://openairdocs.org/ad/2002-23-13.md): Turbine Exhaust Ducts · Effective Dec 31, 2002
- [AD 97-04-12](https://openairdocs.org/ad/97-04-12.md): Compressor Bleed-off Valve · Effective Mar 14, 1997
- [AD 80-08-12](https://openairdocs.org/ad/80-08-12.md): Fuel Pump Drive Coupling Splines · Effective Apr 18, 1980
- [AD 2015-16-07 R1](https://openairdocs.org/ad/2015-16-07-R1.md): Flight controls. · Historical · Effective Dec 28, 2015 · Replaced by AD 2021-23-09
- [AD 2015-16-07](https://openairdocs.org/ad/2015-16-07.md): Flight Controls · Historical · Effective Aug 18, 2015 · Replaced by AD 2015-16-07 R1
- [AD 2007-26-08](https://openairdocs.org/ad/2007-26-08.md): Landing gear emergency blowdown bottle · Historical · Effective Jan 31, 2008 · Replaced by AD 2007-26-08 R1
- [AD 2007-02-12](https://openairdocs.org/ad/2007-02-12.md): Rudder pulley bracket · Historical · Effective Feb 13, 2007 · Replaced by AD 2011-07-03
- [AD 2003-09-09](https://openairdocs.org/ad/2003-09-09.md): Fuel Boost Pump Wiring · Historical · Effective Jun 24, 2003 · Replaced by AD 2003-09-09 R1

## 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 = '7535723'
    UNION ALL SELECT ad_id, 2, 'engine' FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code = '52255')
  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/N27NW/ads

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