# STCs that may be installed: Aviation International Rotors CH-54A

A list on [Aviation International Rotors CH-54A](https://openairdocs.org/model/aviation-international-rotors-ch-54a.md).

In force first, then newest. The registry doesn’t record which STCs an aircraft has.

- [STC SR02807SE](https://openairdocs.org/stc/SR02807SE.md): Installation of a Fly Away Tool box · Helicopter Transport Services LLC
- [STC SR11923SE](https://openairdocs.org/stc/SR11923SE.md): Installation of Helicopter Transport Services, LLC Shock Absorber HTS-2000 · Helicopter Transport Services LLC
- [STC SR11810SE](https://openairdocs.org/stc/SR11810SE.md): Installation of Helicopter Transport Services, LLC External Load Indicating System · Helicopter Transport Services LLC
- [STC SR02777SE](https://openairdocs.org/stc/SR02777SE.md): Installation of a Load Beam · Helicopter Transport Services LLC
- [STC SR02754SE](https://openairdocs.org/stc/SR02754SE.md): Installation of External Cargo Container · Helicopter Transport Services, LLC
- [STC SR02717SE](https://openairdocs.org/stc/SR02717SE.md): Installation of Helicopter Transport Services Remote Fuel Sump System · Helicopter Transport Services LLC
- [STC SR09913AC](https://openairdocs.org/stc/SR09913AC.md): Installation of Composite Main Rotor Blade · Helicopter Transport Services LLC
- [STC SR02684SE](https://openairdocs.org/stc/SR02684SE.md): Installation of Helicopter Transport Services, LLC (HTS) lightweight firefighting refill pump · Helicopter Transport Services LLC
- [STC SR02671SE](https://openairdocs.org/stc/SR02671SE.md): Installation of HTS Attachable Service Pod · Helicopter Transport Services LLC
- [STC SR00004SE](https://openairdocs.org/stc/SR00004SE.md): Fabrication and installation of Erickson fire fighting system · Erickson Air Crane Inc. dba Erickson Air-Crane
- [STC SR00815SE](https://openairdocs.org/stc/SR00815SE.md): Fabrication and installation of Erickson Model Sea Snorkel system · Erickson Air Crane Inc. dba Erickson Air-Crane
- [STC SR01241SE](https://openairdocs.org/stc/SR01241SE.md): Installation of Concorde RG-390E Lead Acid Battery · Helicopter Transport Services LLC
- [STC SR02524SE](https://openairdocs.org/stc/SR02524SE.md): Installation of an electically driven oil cooler and 20KVA generators · Helicopter Transport Services, LLC
- [STC SR02503SE](https://openairdocs.org/stc/SR02503SE.md): Installation of Additional Telemetry Unit (ATU) · Helicopter Transport Services LLC
- [STC SR00928SE](https://openairdocs.org/stc/SR00928SE.md): Fabrication of Kawak Aviation Technologies, Inc. Model YB02854 Auxiliary Hydraulic System · Helicopter Transport Services LLC
- [STC SR02055SE](https://openairdocs.org/stc/SR02055SE.md): Replacement tail rotor blades, Part Numbers 65161-00001-041MII and/or 65161-00001-043MII · Helicopter Transport Services LLC
- [STC SH5653NM](https://openairdocs.org/stc/SH5653NM.md): Re-mounting of the turbine engines and reinforcement of the associated fuselage support structure with Erickson detuned engine mounting system (DEMS). · Erickson Incorporaated/dba Erickson Air-Crane
- [STC SR02303SE](https://openairdocs.org/stc/SR02303SE.md): Instruction for changing to alternative lubricant · Helicopter Transport Services LLC
- [STC SR00506LA](https://openairdocs.org/stc/SR00506LA.md): Installation of Fire Fighting System · Helicopter Transport Services LLC
- [STC SR02224SE](https://openairdocs.org/stc/SR02224SE.md): Installation of the Helicopter Transport Services, LLC (HTS) lightweight firefighting refill pump, Part Number HTS2-PUMP · Helicopter Transport Services LLC
- [STC SR00931SE](https://openairdocs.org/stc/SR00931SE.md): Fabrication of Simplex Model 314 Fire Attack System · Simplex Manufacturing Company
- [STC SR00374LA](https://openairdocs.org/stc/SR00374LA.md): Installation of Fire Fighting System. · Heavy Lift Helicopters Inc
- [STC SA4302NM](https://openairdocs.org/stc/SA4302NM.md): Installation of Electronics Int'l digital automatic engine analyzer. · Electronics International

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
FROM (
  SELECT stc_number, min(matched_model) AS matched_model
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet'
  WHERE aircraft_model_code IN ('8142507')
  GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number
```

This list as a web page: https://openairdocs.org/model/aviation-international-rotors-ch-54a/stcs

---
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