# ADs that name this STC: STC SH178WE

A list on [STC SH178WE](https://openairdocs.org/stc/SH178WE.md).

An AD can apply because an STC is installed, or mention one in its text.

- [AD 2005-10-13](https://openairdocs.org/ad/2005-10-13.md): Turbine energy absorbing ring · Rolls-Royce 250-B17B, 250-B17C, 250-B17D and 7 more · Effective Jun 22, 2005 · Named in the applicability
- [AD 97-10-16](https://openairdocs.org/ad/97-10-16.md): Blade Spar Tube and Cuff Inspection · Allison 250-C20/250-C20B engine (Siam Hiller Holdings STC SH177WE or SH178WE) · Effective Jun 27, 1997 · Supersedes AD 77-07-05, AD 77-07-05 R1 · Named in the applicability
- [AD 86-22-04](https://openairdocs.org/ad/86-22-04.md): Main Rotor Blades · Hiller UH-12D, UH-12E and UH-12E-L with STC SH177WE or SH178WE · Effective Nov 3, 1986 · Named in the applicability
- [AD 86-17-02](https://openairdocs.org/ad/86-17-02.md): Main Rotor Blade Fork · Hiller UH-12D, UH-12E and UH-12E-L with STC SH177WE or SH178WE · Effective Aug 22, 1986 · Named in the applicability
- [AD 84-19-08](https://openairdocs.org/ad/84-19-08.md): Engine Mount · Hiller UH-12D, UH-12E and UH-12E-L with STC SH177WE or SH178WE · Effective Sep 20, 1984 · Named in the applicability
- [AD 82-16-07](https://openairdocs.org/ad/82-16-07.md): Torsional Coupling Assemblies · Hiller UH-12L, UH-12L4, UH-12E and 1 more · Effective Oct 15, 1982 · Cited in the text
- [AD 82-13-04 R1](https://openairdocs.org/ad/82-13-04-R1.md): Torsional Couplings · Hiller UH-12L, UH-12L4, UH-12E and 1 more · Effective Sep 13, 1982 · Cited in the text
- [AD 82-15-02](https://openairdocs.org/ad/82-15-02.md): Main And Tail Rotors · Hiller UH-12D, UH-12L, UH-12L4 and 2 more · Effective Jul 16, 1982 · Cited in the text
- [AD 81-17-03](https://openairdocs.org/ad/81-17-03.md): Main Transmission · Hiller UH-12, UH-12A, UH-12B and 6 more · Effective Aug 24, 1981 · Named in the applicability
- [AD 81-09-08](https://openairdocs.org/ad/81-09-08.md): Main Rotor Blade · Hiller UH-12D and UH-12E with STC SH177WE or SH178WE · Effective Jun 25, 1981 · Named in the applicability
- [AD 80-23-02](https://openairdocs.org/ad/80-23-02.md): Turbine Power Conversions · Allison 250-C20/250-C20B engine (Siam Hiller Holdings STC SH177WE or 2 others) · Effective Nov 20, 1980 · Named in the applicability
- [AD 80-19-02](https://openairdocs.org/ad/80-19-02.md): Turbine Power - Soloy Conversions · Hiller UH-12D and UH-12E with STC SH177WE or SH178WE · Effective Oct 11, 1980 · Named in the applicability
- [AD 79-03-07](https://openairdocs.org/ad/79-03-07.md): Main Rotor Tachometer Generator · Hiller UH-12D and UH-12E with STC SH177WE or SH178WE · Effective Feb 21, 1979 · Named in the applicability
- [AD 78-22-08](https://openairdocs.org/ad/78-22-08.md): Flight/Engine Control · Hiller UH-12D and UH-12E with STC SH177WE or SH178WE · Effective Nov 30, 1978 · Named in the applicability
- [AD 78-18-03](https://openairdocs.org/ad/78-18-03.md): Drive Shaft · Hiller UH-12D and UH-12E with STC SH177WE or SH178WE · Effective Oct 6, 1978 · Named in the applicability
- [AD 75-10-01](https://openairdocs.org/ad/75-10-01.md): Rotor Drive System · Hiller UH-12D, UH-12L, UH-12L4 and 2 more · Effective May 8, 1975 · Named in the applicability
- [AD 76-20-06](https://openairdocs.org/ad/76-20-06.md): Cable Freezing Control · Hiller UH-12D and UH-12E with STC SH177WE or SH178WE · Named in the applicability

## 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, x.in_applicability
FROM 'https://openairdocs.org/data/latest/faa_directive_stc.parquet' x JOIN 'https://openairdocs.org/data/latest/faa_directive.parquet' d USING (ad_id)
WHERE x.stc_number = 'SH178WE'
ORDER BY coalesce(d.effective_date, d.publication_date) DESC
```

This list as a web page: https://openairdocs.org/stc/SH178WE/ads

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