# STCs that may be installed: N44DS

A list on [N44DS](https://openairdocs.org/aircraft/N44DS.md).

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do. In force first, then newest.

- [STC SR00925DE](https://openairdocs.org/stc/SR00925DE.md): Installation of Garmin GTX 335/335R and GTX345/345R transponders to provide ADS-B Out and In functionality · Peregrine
- [STC SH7024SW-D](https://openairdocs.org/stc/SH7024SW-D.md): Relocation of the aircraft dataplate. · Airbus Helicopters Inc.
- [STC SR09634RC](https://openairdocs.org/stc/SR09634RC.md): Installation of a Balloon Pump Restraint System (BPRS) · JJASPP Engineering Services LLC
- [STC SR04147NY](https://openairdocs.org/stc/SR04147NY.md): Installation of Concorde (p/n RG-365) Lead Acid battery · DECA Aviation Engineering Limited
- [STC SR09597RC](https://openairdocs.org/stc/SR09597RC.md): Installation of a Flight Data System · North Flight Data Systems LLC
- [STC SR00529NY](https://openairdocs.org/stc/SR00529NY.md): Installation of a three or four place divan and optional single seats · RSG AeroDesign LLC
- [STC SR00530NY](https://openairdocs.org/stc/SR00530NY.md): Installation of a cocoon wall panel system. · Texas Aviation Services
- [STC SR09407RC](https://openairdocs.org/stc/SR09407RC.md): Installation of forward and aft facing couch. · Texas Aviation Services
- [STC SR09282RC-D](https://openairdocs.org/stc/SR09282RC-D.md): Installation of a Honeywell Enhanced Ground Proximity Warning System. · American Eurocopter Corporation
- [STC SR01505NY](https://openairdocs.org/stc/SR01505NY.md): Installation of of R134a Belt Driven Vapor Cycle Air Conditioning System. · Advanced Flight System Inc
- [STC SR09290RC-D](https://openairdocs.org/stc/SR09290RC-D.md): Installation of horizontal tip position/anti-collision strobe lights. · American Eurocopter Corporation
- [STC SR09281RC-D](https://openairdocs.org/stc/SR09281RC-D.md): Installation of a Garmin Global Positioning System (GPS) 500. · American Eurocopter Corporation
- [STC SH5866SW](https://openairdocs.org/stc/SH5866SW.md): Installation of forward facing recognition lights. · DeVore Aviation Corporation of America, a New Mexico Corporation
- [STC SH5867SW](https://openairdocs.org/stc/SH5867SW.md): Installation of tail floodlights. · DeVore Aviation Corporation of America, a New Mexico Corporation
- [STC SH7579SW](https://openairdocs.org/stc/SH7579SW.md): Installation of a rotor disc light. · DeVore Aviation Corporation of America, a New Mexico Corporation
- [STC SH8804SW-D](https://openairdocs.org/stc/SH8804SW-D.md): Installation of a Universal Navigation UNS-1C Flight Management System for IFR enroute and non-precision approaches. · American Eurocopter Corporation
- [STC SH4747SW-D](https://openairdocs.org/stc/SH4747SW-D.md): Installation of exterior markings. · American Eurocopter Corporation
- [STC SR09283RC-D](https://openairdocs.org/stc/SR09283RC-D.md): Installation of of provisions for a Custom Control Concepts Inflight Entertainment System. Limited to installation on serial number 6615 ONLY. · American Eurocopter Corporation
- [STC SR09280RC-D](https://openairdocs.org/stc/SR09280RC-D.md): Installation of a Goodrich GH-3000 Electronic Standby Instrument System. · American Eurocopter Corporation
- [STC SR09284RC-D](https://openairdocs.org/stc/SR09284RC-D.md): Installation of forward facing and aft facing four place divans. Limited to installation on serial number 6615 ONLY · American Eurocopter Corporation
- [STC SR09357RC](https://openairdocs.org/stc/SR09357RC.md): Installation of Privacy Window Assembly. · Heritage Aviation Ltd
- [STC ST01576NY](https://openairdocs.org/stc/ST01576NY.md): Installation of a Honeywell MK-XXII EGPWS. · D & D Design Inc
- [STC SA4302NM](https://openairdocs.org/stc/SA4302NM.md): Installation of Electronics Int'l digital automatic engine analyzer. · Electronics International
- [STC SE00328AT](https://openairdocs.org/stc/SE00328AT.md): Installation of a P2 fuel control isolation valve kit. · Bell Helicopter Textron Inc. · Lists Arriel 1
- [STC SE00567AT](https://openairdocs.org/stc/SE00567AT.md): Install Aeronautical Accessories Torque Monitoring System · Bell Helicopter Textron Inc. · Lists Arriel 1
- [STC SE01859LA](https://openairdocs.org/stc/SE01859LA.md): Installation of a new Torque Transmitter with new cockpit torque indicator requirements · Diamond J Inc · Lists Arriel 1D1
- [STC SE7016SW-D](https://openairdocs.org/stc/SE7016SW-D.md): Installation of engine oil chip detector replacement. · American Eurocopter Corporation · Lists Arriel 1C1
- [STC SE1029GL](https://openairdocs.org/stc/SE1029GL.md): Installation of a fuel flow transducer. · Shadin Company, Inc · Lists Arriel 1
- [STC SH7016SW-D](https://openairdocs.org/stc/SH7016SW-D.md): Installation of the engine oil chip detector replacement. · Thales Avionics, Inc. · Lists Arriel 1C1

## The whole list in SQL

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

```sql
SELECT m.matched_by, s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
FROM (
  SELECT stc_number, min(side) AS side, arg_min(matched_by, side) AS matched_by, arg_min(matched_model, side) AS matched_model
  FROM (SELECT stc_number, 1 AS side, 'airframe' AS matched_by, matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code = '8681000'
    UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '60031')
  GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY m.side, s.status = 'Current' DESC, s.status_date DESC, s.stc_number
```

This list as a web page: https://openairdocs.org/aircraft/N44DS/stcs

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