# Airworthiness directives: TCDS E-252

A list on [TCDS E-252](https://openairdocs.org/tcds/E-252.md).

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

- [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 98-17-11](https://openairdocs.org/ad/98-17-11.md): Crankshafts · Effective Oct 19, 1998
- [AD 98-01-06](https://openairdocs.org/ad/98-01-06.md): Carburetors · Effective Feb 13, 1998 · Supersedes AD 93-18-03
- [AD 96-12-22](https://openairdocs.org/ad/96-12-22.md): Full Flow Engine Oil Adapter · Effective Jul 31, 1996
- [AD 96-12-06](https://openairdocs.org/ad/96-12-06.md): Engine Timing · Effective Jul 18, 1996
- [AD 94-05-05 R1](https://openairdocs.org/ad/94-05-05-R1.md): Cylinder Rocker · Effective Feb 13, 1996
- [AD 95-21-15](https://openairdocs.org/ad/95-21-15.md): Aviation Gasoline · Effective Nov 28, 1995 · Supersedes AD 94-14-12
- [AD 93-22-05](https://openairdocs.org/ad/93-22-05.md): Carburetor Air Intake Housing Assemblies · Effective Dec 14, 1993
- [AD 93-19-04](https://openairdocs.org/ad/93-19-04.md): Carburetors · Effective Oct 18, 1993
- [AD 93-10-02](https://openairdocs.org/ad/93-10-02.md): Missing Cylinder Valve Retainer Key · Effective Aug 12, 1993
- [AD 93-11-03](https://openairdocs.org/ad/93-11-03.md): Incorrect Connecting Rod · Effective Jul 13, 1993
- [AD 81-16-05](https://openairdocs.org/ad/81-16-05.md): Magnetos · Effective Aug 6, 1981
- [AD 81-07-06](https://openairdocs.org/ad/81-07-06.md): AC Fuel Pumps · Effective Apr 1, 1981
- [AD 80-06-05](https://openairdocs.org/ad/80-06-05.md): Magnetos · Effective Mar 28, 1980
- [AD 69-24-03](https://openairdocs.org/ad/69-24-03.md): Carburetors · Effective Nov 29, 1969
- [AD 49-50-01](https://openairdocs.org/ad/49-50-01.md): Generator Drive Coupling Rubber Disc
- [AD 2009-24-52](https://openairdocs.org/ad/2009-24-52.md): Hydraulic lifters · Historical · Replaced by AD 2010-11-04
- [AD 94-14-12](https://openairdocs.org/ad/94-14-12.md): Octane Aviation Gasoline · Historical · Replaced by AD 95-21-15

## 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 = 'E-252')
ORDER BY d.status = 'Historical', coalesce(d.effective_date, d.publication_date) DESC
```

This list as a web page: https://openairdocs.org/tcds/E-252/ads

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.