# Registry models it may concern: SAIB AIR-21-19

A list on [SAIB AIR-21-19](https://openairdocs.org/saib/AIR-21-19.md).

Registry airframe and engine models matched to the bulletin’s products the same way as ADs, most registered aircraft first.

- [Hughes Helicopters HUGHES 369D](https://openairdocs.org/model/hughes-helicopters-hughes-369d.md): 207 registered aircraft · Airframe model
- [MD Helicopters 369FF](https://openairdocs.org/model/md-helicopters-369ff.md): 94 registered aircraft · Airframe model
- [Mcdonnell Douglas Helicopter 369E](https://openairdocs.org/model/mcdonnell-douglas-helicopter-369e.md): 83 registered aircraft · Airframe model
- [MD Helicopters 369E](https://openairdocs.org/model/md-helicopters-369e.md): 42 registered aircraft · Airframe model
- [Hughes Helicopters 369E](https://openairdocs.org/model/hughes-helicopters-369e.md): 29 registered aircraft · Airframe model
- [Mcdonnell Douglas Helicopter 500N](https://openairdocs.org/model/mcdonnell-douglas-helicopter-500n.md): 27 registered aircraft · Airframe model
- [Mcdonnell Douglas Heli 369FF](https://openairdocs.org/model/mcdonnell-douglas-heli-369ff.md): 17 registered aircraft · Airframe model
- [Mcdonnell Douglas Helicopter 600N](https://openairdocs.org/model/mcdonnell-douglas-helicopter-600n.md): 14 registered aircraft · Airframe model
- [MD Helicopters 500N](https://openairdocs.org/model/md-helicopters-500n.md): 13 registered aircraft · Airframe model
- [MD Helicopters 600N](https://openairdocs.org/model/md-helicopters-600n.md): 12 registered aircraft · Airframe model
- [Hughes Helicopters 369FF](https://openairdocs.org/model/hughes-helicopters-369ff.md): 5 registered aircraft · Airframe model
- [Summa 369D](https://openairdocs.org/model/summa-369d.md): 4 registered aircraft · Airframe model
- [Hughes 369F](https://openairdocs.org/model/hughes-369f.md): 2 registered aircraft · Airframe model
- [Mcdonnell Douglas Mdhs 369E](https://openairdocs.org/model/mcdonnell-douglas-mdhs-369e.md): 1 registered aircraft · Airframe model
- [MD Helicopters 369D](https://openairdocs.org/model/md-helicopters-369d.md): 0 registered aircraft · Airframe model
- [MD Helicopters 369F](https://openairdocs.org/model/md-helicopters-369f.md): 0 registered aircraft · Airframe model

## The whole list in SQL

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

```sql
-- One row per registry model code; the page joins codes that share a name
SELECT 'aircraft' AS kind, m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
WHERE m.code IN (SELECT aircraft_model_code FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_saib.parquet' WHERE saib_id = 'E762A95B7FC7E8968625879C0053D5BF')
GROUP BY ALL
UNION ALL
SELECT 'engine' AS kind, m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
FROM 'https://openairdocs.org/data/latest/faa_engine_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.engine_model_code = m.code
WHERE m.code IN (SELECT engine_model_code FROM 'https://openairdocs.org/data/latest/faa_engine_model_saib.parquet' WHERE saib_id = 'E762A95B7FC7E8968625879C0053D5BF')
GROUP BY ALL
ORDER BY aircraft DESC, code
```

This list as a web page: https://openairdocs.org/saib/AIR-21-19/models

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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.