Heinkel HD 19
| HD 19 | |
|---|---|
| Role | Seaplane fighter |
| National origin | German-Swedish |
| Manufacturer | Svenska Aero AB |
| Designer | Ernst Heinkel |
| First flight | July 1928 |
| Introduction | 1928 |
| Retired | 1937 |
| Primary user | Svenska Flygvapnet |
| Number built | 6 |
The Heinkel HD 19 W (or Svenska Aero J 4) was a biplane seaplane fighter developed by Ernst Heinkel Flugzeugwerke .