Helio HST-550A registrations
2 Helio HST-550A aircraft on the FAA register (FAA model HST-550A), newest first.
| N-number | Year | Aircraft |
|---|---|---|
| N550HZ | 1972 | Helio HST-550A |
| N550HE | 1968 | Helio HST-550A |
Source: FAA Aircraft Registry, October 2026. Each N-number links to its aircraft page with registration record, history and accident data.
