# Airworthiness directives that may apply: N911VC

A list on [N911VC](https://openairdocs.org/aircraft/N911VC.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 2023-11-07](https://openairdocs.org/ad/2023-11-07.md): Ground Proximity System · Effective Jun 22, 2023 · Supersedes AD 2021-23-13
- [AD 2017-14-06](https://openairdocs.org/ad/2017-14-06.md): Main Rotor Drive System · Effective Aug 25, 2017 · Supersedes AD 93-17-13
- [AD 2015-23-01](https://openairdocs.org/ad/2015-23-01.md): Tail Rotor Drive · Effective Dec 15, 2015
- [AD 2011-12-16](https://openairdocs.org/ad/2011-12-16.md): Rotorcraft Tailboom · Effective Jul 21, 2011 · Supersedes AD 2011-01-52
- [AD 2003-13-15 R1](https://openairdocs.org/ad/2003-13-15-R1.md): Aft cluster fittings · Effective Aug 10, 2004 · Supersedes AD 2003-13-15
- [AD 2000-16-05](https://openairdocs.org/ad/2000-16-05.md): Tail Rotor Swashplate Shaft · Effective Sep 19, 2000 · Supersedes AD 99-17-10
- [AD 98-18-11](https://openairdocs.org/ad/98-18-11.md): Main Rotor Blade · Effective Oct 7, 1998
- [AD 97-23-06](https://openairdocs.org/ad/97-23-06.md): Ring Gear Teeth Inspection · Effective Dec 10, 1997
- [AD 97-05-06](https://openairdocs.org/ad/97-05-06.md): Main Rotor Thrust Bearing · Effective Apr 7, 1997
- [AD 95-21-02](https://openairdocs.org/ad/95-21-02.md): Main Rotor Drive Shaft · Effective Nov 17, 1995
- [AD 95-03-12](https://openairdocs.org/ad/95-03-12.md): Clutch Control Spring Assembly · Effective Mar 1, 1995
- [AD 94-16-04](https://openairdocs.org/ad/94-16-04.md): Tail Rotor Pedal support Structure · Effective Oct 5, 1994
- [AD 94-12-06](https://openairdocs.org/ad/94-12-06.md): Lower Pulley Bearings · Effective Sep 19, 1994
- [AD 94-13-04](https://openairdocs.org/ad/94-13-04.md): Clutch Control Spring Assembly · Effective Sep 1, 1994
- [AD 93-21-03](https://openairdocs.org/ad/93-21-03.md): Magnesium Tailboom Fitting · Effective Dec 17, 1993
- [AD 93-05-11](https://openairdocs.org/ad/93-05-11.md): Fuel Pump Drain Tube Assembly · Effective May 25, 1993
- [AD 89-20-03 R1](https://openairdocs.org/ad/89-20-03-R1.md): Tail Rotor Blades · Effective Feb 22, 1991
- [AD 90-06-10](https://openairdocs.org/ad/90-06-10.md): Throttle Cable Assembly · Effective Apr 6, 1990
- [AD 88-17-04](https://openairdocs.org/ad/88-17-04.md): Aft Cluster Fittings · Effective Aug 19, 1988
- [AD 82-15-01 R1](https://openairdocs.org/ad/82-15-01-R1.md): Main Transmission · Effective Oct 4, 1982
- [AD 82-15-03](https://openairdocs.org/ad/82-15-03.md): Rotor System · Effective Jul 16, 1982
- [AD 81-17-01](https://openairdocs.org/ad/81-17-01.md): Starting Vibrator Assemblies · Effective Aug 13, 1981
- [AD 79-23-03 R1](https://openairdocs.org/ad/79-23-03-R1.md): Tail Rotor Blades · Effective Nov 19, 1979
- [AD 78-26-04](https://openairdocs.org/ad/78-26-04.md): Tail Rotor Hub Assembly · Effective Dec 27, 1978
- [AD 78-25-04](https://openairdocs.org/ad/78-25-04.md): Pinion Assemblies · Effective Dec 18, 1978
- [AD 78-02-02](https://openairdocs.org/ad/78-02-02.md): Tail Rotor Control Pedals · Effective Jan 24, 1978
- [AD 77-23-08](https://openairdocs.org/ad/77-23-08.md): Cracks in Main Rotor Blades · Effective Dec 27, 1977
- [AD 77-07-01](https://openairdocs.org/ad/77-07-01.md): Clutch Actuator · Effective Apr 4, 1977
- [AD 76-10-02](https://openairdocs.org/ad/76-10-02.md): Lateral control · Effective May 21, 1976
- [AD 75-15-02](https://openairdocs.org/ad/75-15-02.md): Throttle and Engine Power Control · Effective Jul 15, 1975
- [AD 74-21-04](https://openairdocs.org/ad/74-21-04.md): Canopy Slats · Effective Apr 4, 1975
- [AD 75-08-12](https://openairdocs.org/ad/75-08-12.md): Actuator and Cover · Effective Mar 7, 1975
- [AD 71-20-05](https://openairdocs.org/ad/71-20-05.md): Idler Pulley Bearings · Effective Dec 18, 1971
- [AD 70-08-01](https://openairdocs.org/ad/70-08-01.md): Flapping Hinge Bolts · Effective Apr 14, 1970
- [AD 70-01-06](https://openairdocs.org/ad/70-01-06.md): Lateral pitch idler bell crank · Effective Jan 17, 1970
- [AD 69-04-03](https://openairdocs.org/ad/69-04-03.md): Rotor Blade · Effective Mar 22, 1969
- [AD 68-26-01](https://openairdocs.org/ad/68-26-01.md): Lower Coupling Drive Shaft · Effective Dec 21, 1968
- [AD 64-28-02](https://openairdocs.org/ad/64-28-02.md): Main Rotor Blade Flapping Hinge Bearing · Effective Jul 6, 1968
- [AD 67-21-01](https://openairdocs.org/ad/67-21-01.md): Air Scoop · Effective Jul 3, 1967
- [AD 67-11-03](https://openairdocs.org/ad/67-11-03.md): Main Rotor Gear Drive · Effective Apr 7, 1967
- [AD 66-03-02](https://openairdocs.org/ad/66-03-02.md): Electrical System · Effective Jan 14, 1966
- [AD 64-06-04](https://openairdocs.org/ad/64-06-04.md): Lower Coupling Drive Shaft · Effective Mar 18, 1964
- [AD 69-21-01](https://openairdocs.org/ad/69-21-01.md): Failure of Input Pinion Shaft
- [AD 2026-04-11](https://openairdocs.org/ad/2026-04-11.md): Engine (Reciprocating) · Effective Apr 8, 2026 · Supersedes AD 2024-21-02
- [AD 2022-16-03](https://openairdocs.org/ad/2022-16-03.md): Engine (RECIPROCATING) · Effective Aug 15, 2022
- [AD 2020-25-12](https://openairdocs.org/ad/2020-25-12.md): Reciprocating Engine Power Section · Effective Jan 15, 2021
- [AD 2017-16-11](https://openairdocs.org/ad/2017-16-11.md): Reciprocating Engine Power Section · Effective Aug 15, 2017
- [AD 2015-19-07](https://openairdocs.org/ad/2015-19-07.md): Fuel injector fuel lines · Effective Nov 3, 2015 · Supersedes AD 2011-26-04
- [AD 2012-19-01](https://openairdocs.org/ad/2012-19-01.md): Crankshafts · Effective Oct 24, 2012 · Supersedes AD 2006-20-09
- [AD 2012-03-06](https://openairdocs.org/ad/2012-03-06.md): Fuel servo diaphragm · Effective Feb 24, 2012 · Supersedes AD 2011-15-10
- [AD 2010-07-08](https://openairdocs.org/ad/2010-07-08.md): Turbochargers · Effective Apr 19, 2010
- [AD 2009-26-12](https://openairdocs.org/ad/2009-26-12.md): Cylinder assemblies · Effective Feb 4, 2010 · Supersedes AD 2008-19-05
- [AD 2009-02-03](https://openairdocs.org/ad/2009-02-03.md): Fuel injection servos · Effective Feb 9, 2009 · Supersedes AD 2008-08-14
- [AD 2007-04-19 R1](https://openairdocs.org/ad/2007-04-19-R1.md): SAP cylinder assemblies · Effective May 7, 2007 · Supersedes AD 2007-04-19
- [AD 2006-12-07](https://openairdocs.org/ad/2006-12-07.md): ECi cylinder assemblies · Effective Jul 11, 2006 · Supersedes AD 2005-26-10
- [AD 2006-10-21](https://openairdocs.org/ad/2006-10-21.md): ECi connecting rods · Effective Jun 22, 2006
- [AD 2006-06-16](https://openairdocs.org/ad/2006-06-16.md): Crankshaft · Effective Apr 27, 2006
- [AD 2005-19-11](https://openairdocs.org/ad/2005-19-11.md): Crankshafts · Effective Oct 21, 2005
- [AD 2004-10-14](https://openairdocs.org/ad/2004-10-14.md): Crankshaft gear · Effective Jun 25, 2004 · Supersedes AD 91-14-22
- [AD 2003-14-03](https://openairdocs.org/ad/2003-14-03.md): Rotary fuel pumps · Effective Aug 14, 2003 · Supersedes AD 98-18-12
- [AD 2002-12-07](https://openairdocs.org/ad/2002-12-07.md): Oil Filter Converter Plate Gasket or the Converter Plate Kit · Effective Jul 3, 2002 · Supersedes AD 2000-18-53
- [AD 98-17-11](https://openairdocs.org/ad/98-17-11.md): Crankshafts · Effective Oct 19, 1998
- [AD 98-02-08](https://openairdocs.org/ad/98-02-08.md): Crankshaft · Effective Mar 30, 1998
- [AD 97-15-11](https://openairdocs.org/ad/97-15-11.md): Cylinder kits · Effective Aug 12, 1997 · Supersedes AD 97-01-03
- [AD 96-23-03](https://openairdocs.org/ad/96-23-03.md): High pressure fuel pumps · Effective Dec 23, 1996
- [AD 96-09-10](https://openairdocs.org/ad/96-09-10.md): Oil pump · Effective Jul 15, 1996 · Supersedes AD 81-18-04 R2
- [AD 95-26-02](https://openairdocs.org/ad/95-26-02.md): Aviation Gasoline · Effective Jan 24, 1996
- [AD 95-07-01](https://openairdocs.org/ad/95-07-01.md): Connecting Rod Bolt · Effective Apr 12, 1995
- [AD 93-14-15](https://openairdocs.org/ad/93-14-15.md): Instrument Panel Placard, · Effective Aug 23, 1993
- [AD 92-12-05](https://openairdocs.org/ad/92-12-05.md): Piston Pins · Effective Jul 10, 1992
- [AD 90-04-06 R1](https://openairdocs.org/ad/90-04-06-R1.md): Propeller Governor External Oil Line · Effective May 28, 1991
- [AD 87-10-06 R1](https://openairdocs.org/ad/87-10-06-R1.md): Rocker Arm Assembly · Effective Sep 1, 1989
- [AD 79-04-05](https://openairdocs.org/ad/79-04-05.md): Regulator Diaphragm Stem Assembly · Effective Sep 26, 1979
- [AD 78-23-10](https://openairdocs.org/ad/78-23-10.md): Center Body Bellows Seal Assembly · Effective Nov 7, 1978
- [AD 75-08-09](https://openairdocs.org/ad/75-08-09.md): Oil Pump Drive Shaft · Effective Aug 18, 1977
- [AD 73-23-01](https://openairdocs.org/ad/73-23-01.md): Piston Pin Assembly · Effective Jan 13, 1977
- [AD 75-09-15](https://openairdocs.org/ad/75-09-15.md): Fuel Starvation To The Engine · Effective Apr 30, 1975
- [AD 73-10-02](https://openairdocs.org/ad/73-10-02.md): Bendix Fuel Injectors · Effective May 16, 1973
- [AD 71-05-02](https://openairdocs.org/ad/71-05-02.md): Crankcase Main Bearings · Effective Feb 13, 1973
- [AD 71-11-02](https://openairdocs.org/ad/71-11-02.md): Intake and Exhaust Hydraulic Tappet Plunger Assembly · Effective Mar 14, 1972
- [AD 66-06-03](https://openairdocs.org/ad/66-06-03.md): Connecting Rod Assemblies · Effective Jan 16, 1969
- [AD 67-22-06](https://openairdocs.org/ad/67-22-06.md): Fuel Injectors · Effective Aug 9, 1967
- [AD 67-01-04](https://openairdocs.org/ad/67-01-04.md): Oil Filters · Effective Jan 2, 1967
- [AD 66-20-04](https://openairdocs.org/ad/66-20-04.md): Oil Filter Adapter Gasket · Effective Aug 27, 1966
- [AD 64-16-05](https://openairdocs.org/ad/64-16-05.md): AC Pumps · Effective Jul 10, 1964
- [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 2011-01-52](https://openairdocs.org/ad/2011-01-52.md): Rotorcraft Tailboom · Historical · Replaced by AD 2011-12-16
- [AD 2003-13-15](https://openairdocs.org/ad/2003-13-15.md): Tailboom Support Strut or Lug on Cluster Fitting · Historical · Effective Aug 12, 2003 · Replaced by AD 2003-13-15 R1
- [AD 2001-25-52](https://openairdocs.org/ad/2001-25-52.md): Strut Clevis Lug on Center Frame Aft Cluster Fitting · Historical · Effective May 8, 2002 · Replaced by AD 2003-13-15
- [AD 99-17-10](https://openairdocs.org/ad/99-17-10.md): Shaft · Historical · Effective Sep 2, 1999 · Replaced by AD 2000-16-05
- [AD 93-17-13](https://openairdocs.org/ad/93-17-13.md): Lower Coupling Drive Shaft · Historical · Effective Oct 20, 1993 · Replaced by AD 2017-14-06
- [AD 76-18-01](https://openairdocs.org/ad/76-18-01.md): Tail boom support strut · Historical · Effective Sep 7, 1976 · Replaced by AD 2001-25-52
- [AD 2024-21-02](https://openairdocs.org/ad/2024-21-02.md): Engine (Reciprocating) · Historical · Effective Dec 5, 2024 · Replaced by AD 2026-04-11
- [AD 2011-26-04](https://openairdocs.org/ad/2011-26-04.md): Externally mounted fuel injector fuel lines · Historical · Effective Jan 25, 2012 · Replaced by AD 2015-19-07
- [AD 2011-15-10](https://openairdocs.org/ad/2011-15-10.md): Fuel servos · Historical · Effective Aug 16, 2011 · Replaced by AD 2012-03-06
- [AD 2008-19-05](https://openairdocs.org/ad/2008-19-05.md): Parallel Valve'' reciprocating engines · Historical · Effective Oct 20, 2008 · Replaced by AD 2009-26-12
- [AD 2008-14-07](https://openairdocs.org/ad/2008-14-07.md): Externally mounted fuel injector fuel lines · Historical · Effective Aug 14, 2008 · Replaced by AD 2011-26-04
- [AD 2008-08-14](https://openairdocs.org/ad/2008-08-14.md): Fuel injection servo plugs · Historical · Effective Apr 29, 2008 · Replaced by AD 2009-02-03
- [AD 2008-06-51](https://openairdocs.org/ad/2008-06-51.md): Fuel injection servo plugs · Historical · Replaced by AD 2008-08-14
- [AD 2006-20-09](https://openairdocs.org/ad/2006-20-09.md): Certain crankshafts replacing · Historical · Effective Nov 3, 2006 · Replaced by AD 2012-19-01
- [AD 2005-26-10](https://openairdocs.org/ad/2005-26-10.md): ECi cylinder assemblies. · Historical · Effective Jan 31, 2006 · Replaced by AD 2006-12-07
- [AD 2002-26-01](https://openairdocs.org/ad/2002-26-01.md): Fuel injector fuel lines · Historical · Effective Jan 31, 2003 · Replaced by AD 2008-14-07
- [AD 2000-18-53](https://openairdocs.org/ad/2000-18-53.md): Oil Filter Converter Plate Gaskets · Historical · Replaced by AD 2002-12-07
- [AD 98-18-12](https://openairdocs.org/ad/98-18-12.md): Fuel Pump · Historical · Effective Sep 28, 1998 · Replaced by AD 2003-14-03
- [AD 81-18-04 R2](https://openairdocs.org/ad/81-18-04-R2.md): Engine Oil Pump Driven Impeller and Shaft · Historical · Effective Jun 7, 1982 · Replaced by AD 96-09-10

## 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 = '4470502'
    UNION ALL SELECT ad_id, 2, 'engine' FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code = '41515')
  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/N911VC/ads

---
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