| S.73 | |
|---|---|
 SABENA's Savoia-Marchetti S.73 | |
| General information | |
| Type | Airliner |
| Manufacturer | Savoia-Marchetti |
| Primary users | Ala Littoria |
| Number built | 55[clarification needed] |
| History | |
| First flight | 1934 |
| Variants | Savoia-Marchetti SM.81 |
The Savoia-Marchetti S.73 was an Italian three-engine airliner that flew in the 1930s and early 1940s. The aircraft entered service in March 1935 with a production run of 48 aircraft. Four were exported to Belgium for SABENA, while seven others were produced by SABCA. The main customer was the Italian airline Ala Littoria.