# Airworthiness directives: TCDS 6H2

A list on [TCDS 6H2](https://openairdocs.org/tcds/6H2.md).

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

- [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 2000-24-21](https://openairdocs.org/ad/2000-24-21.md): Control System Linkage · Effective Jan 10, 2001
- [AD 97-20-15](https://openairdocs.org/ad/97-20-15.md): Outboard Tension-Torsion Bar Pin · Effective Nov 12, 1997
- [AD 97-10-16](https://openairdocs.org/ad/97-10-16.md): Blade Spar Tube and Cuff Inspection · Effective Jun 27, 1997 · Supersedes AD 77-07-05, AD 77-07-05 R1
- [AD 83-25-02](https://openairdocs.org/ad/83-25-02.md): Main Rotor Blade Doublers · Effective Dec 29, 1983
- [AD 81-18-02](https://openairdocs.org/ad/81-18-02.md): Tail Rotor Skin Cracks · Effective Sep 10, 1981
- [AD 81-17-03](https://openairdocs.org/ad/81-17-03.md): Main Transmission · Effective Aug 24, 1981
- [AD 81-17-01](https://openairdocs.org/ad/81-17-01.md): Starting Vibrator Assemblies · Effective Aug 13, 1981
- [AD 77-24-03](https://openairdocs.org/ad/77-24-03.md): Fuel Control Valve · Effective Jan 6, 1978
- [AD 73-20-03](https://openairdocs.org/ad/73-20-03.md): Main Rotor Hub · Effective Oct 30, 1973
- [AD 71-25-08](https://openairdocs.org/ad/71-25-08.md): Inspect Main Rotor Blades · Effective Dec 14, 1971
- [AD 63-04-02](https://openairdocs.org/ad/63-04-02.md): Tail Rotor Blade · Effective Feb 12, 1963
- [AD 62-03-01](https://openairdocs.org/ad/62-03-01.md): Tail Rotor · Effective Jan 30, 1962
- [AD 2015-20-51](https://openairdocs.org/ad/2015-20-51.md): Model UH-12-series helicopters · Emergency AD
- [AD 52-01-08](https://openairdocs.org/ad/52-01-08.md): Collective Pitch Incidence Arms
- [AD 52-29-01](https://openairdocs.org/ad/52-29-01.md): Tail Rotor Drive Slip Joint Assembly Inspection
- [AD 53-09-03](https://openairdocs.org/ad/53-09-03.md): Outboard Tension Bar Pins
- [AD 53-12-01](https://openairdocs.org/ad/53-12-01.md): Horizontal Stabilizer Spar
- [AD 53-24-02](https://openairdocs.org/ad/53-24-02.md): Tail Rotor Pitch Change Rod
- [AD 55-19-01](https://openairdocs.org/ad/55-19-01.md): Tail Boom Rear Bulkhead
- [AD 56-09-01](https://openairdocs.org/ad/56-09-01.md): Tail Rotor Torsion Bar
- [AD 56-27-02](https://openairdocs.org/ad/56-27-02.md): Engine Mount Welds
- [AD 58-02-03](https://openairdocs.org/ad/58-02-03.md): Carburetor Mixture Control Removal
- [AD 59-05-05](https://openairdocs.org/ad/59-05-05.md): Cyclic Control Scissor Casting
- [AD 59-25-03](https://openairdocs.org/ad/59-25-03.md): Wobble Plate Screws
- [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 77-07-05](https://openairdocs.org/ad/77-07-05.md): Control Rotor Blade Spar Tube and Cuff · Historical · Effective Jun 20, 1977 · Replaced by AD 97-10-16
- [AD 77-07-05 R1](https://openairdocs.org/ad/77-07-05-R1.md): Control Rotor Blade Spar Tube and Cuff · Historical · Effective Jun 20, 1977 · Replaced by AD 97-10-16

## 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 = '6H2')
ORDER BY d.status = 'Historical', coalesce(d.effective_date, d.publication_date) DESC
```

This list as a web page: https://openairdocs.org/tcds/6H2/ads

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