# Airworthiness directives that may apply: Dehavilland DH 114 HERON 2X

A list on [Dehavilland DH 114 HERON 2X](https://openairdocs.org/model/dehavilland-dh-114-heron-2x.md).

Matched by model name and maker. Each AD’s applicability may narrow it by serial number, part number or configuration.

- [AD 84-20-04](https://openairdocs.org/ad/84-20-04.md): Eyebolt Holes Modification · Effective Nov 5, 1984
- [AD 81-21-03](https://openairdocs.org/ad/81-21-03.md): Wing Leading Edge Access Doors · Effective Oct 18, 1981
- [AD 76-16-03](https://openairdocs.org/ad/76-16-03.md): Wing to Fuselage Attachment · Effective Feb 8, 1979
- [AD 77-15-13](https://openairdocs.org/ad/77-15-13.md): Main Landing Gear Damper Ram · Effective Aug 24, 1977
- [AD 77-14-04](https://openairdocs.org/ad/77-14-04.md): Electrical Power · Effective Aug 5, 1977
- [AD 77-12-03](https://openairdocs.org/ad/77-12-03.md): Engine Mount Stay Strut · Effective Jul 18, 1977
- [AD 77-13-14](https://openairdocs.org/ad/77-13-14.md): Drag Brace Fittings · Effective Jul 7, 1977
- [AD 76-07-04](https://openairdocs.org/ad/76-07-04.md): Nose Landing Gear · Effective Apr 12, 1976
- [AD 75-27-03](https://openairdocs.org/ad/75-27-03.md): Nose Gear Screw · Effective Jan 19, 1976
- [AD 75-24-10](https://openairdocs.org/ad/75-24-10.md): Wing Structure · Effective Dec 1, 1975
- [AD 75-16-22](https://openairdocs.org/ad/75-16-22.md): Counterweight Bushings · Effective Aug 8, 1975
- [AD 73-17-03](https://openairdocs.org/ad/73-17-03.md): Flap Hinge-to-Wing Attachments · Effective Sep 13, 1973
- [AD 73-13-06](https://openairdocs.org/ad/73-13-06.md): Aileron and Rudder Trim · Effective Jun 23, 1973
- [AD 72-07-03](https://openairdocs.org/ad/72-07-03.md): Main Air Reservoir Assemblies · Effective Sep 1, 1972
- [AD 72-15-01](https://openairdocs.org/ad/72-15-01.md): Wing to Fuselage Attach Bolts · Effective Jul 11, 1972
- [AD 72-08-03](https://openairdocs.org/ad/72-08-03.md): Rudder Control Pedal · Effective May 1, 1972
- [AD 72-08-02](https://openairdocs.org/ad/72-08-02.md): Main and Damper Jack Bolts · Effective May 1, 1972
- [AD 72-09-04](https://openairdocs.org/ad/72-09-04.md): Fuselage Keel Frame · Effective Apr 25, 1972
- [AD 72-06-04](https://openairdocs.org/ad/72-06-04.md): Main Undercarriage Down Lock Lever · Effective Apr 6, 1972
- [AD 72-06-03](https://openairdocs.org/ad/72-06-03.md): Corrosion in Engine Mount · Effective Apr 6, 1972
- [AD 71-20-02](https://openairdocs.org/ad/71-20-02.md): Emergency Escape Hatches · Effective Sep 23, 1971
- [AD 71-13-03](https://openairdocs.org/ad/71-13-03.md): Dunlop Air Bottles · Effective Jul 31, 1971
- [AD 70-21-05](https://openairdocs.org/ad/70-21-05.md): Flap Datum Hinge Assemblies · Effective Nov 5, 1970
- [AD 70-21-04](https://openairdocs.org/ad/70-21-04.md): Fin to Fuselage Attachment · Effective Nov 5, 1970
- [AD 70-10-07](https://openairdocs.org/ad/70-10-07.md): Nose Gear Locking Lever · Effective Aug 11, 1970
- [AD 69-25-07](https://openairdocs.org/ad/69-25-07.md): Aileron Lever · Effective Jan 3, 1970
- [AD 69-26-02](https://openairdocs.org/ad/69-26-02.md): Engine Mount Wing Straps · Effective Dec 18, 1969
- [AD 66-20-03](https://openairdocs.org/ad/66-20-03.md): Engine Fire Extinguishing System · Effective Aug 13, 1966
- [AD 65-08-01](https://openairdocs.org/ad/65-08-01.md): Main Ground Assembly · Effective May 3, 1965
- [AD 64-19-02](https://openairdocs.org/ad/64-19-02.md): Trim Tab Rod Assembly · Effective Sep 7, 1964
- [AD 63-15-02](https://openairdocs.org/ad/63-15-02.md): Bolt Attaching Flap Jack to Wing · Effective Aug 22, 1963
- [AD 61-23-03](https://openairdocs.org/ad/61-23-03.md): Wing Rear Spar · Effective Dec 4, 1961
- [AD 72-20-01](https://openairdocs.org/ad/72-20-01.md): Failure of Airplane Structure
- [AD 72-12-05](https://openairdocs.org/ad/72-12-05.md): Landing Gear Jack Assemblies
- [AD 70-15-08](https://openairdocs.org/ad/70-15-08.md): Wing Flap Datum Hinge Links
- [AD 70-07-06](https://openairdocs.org/ad/70-07-06.md): Tailplane Rear Spar

## 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_aircraft_model_directive.parquet' WHERE aircraft_model_code IN ('2800508'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC
```

This list as a web page: https://openairdocs.org/model/dehavilland-dh-114-heron-2x/ads

---
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