| Tail Number / N-Number | N1903S |
| Manufacturer | SOCATA |
| Model | TB21 |
| Year Built | 1999 |
| Manufacturer's Serial Number | 1903 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | TI0-540 SER |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 310 hp (231 kW) |
| Type of Registrant | Individual |
| Owner Name | CHRISTIAN MICHAEL O |
| Street | 785 HANOVER RD |
| City | GATES MILLS |
| State | OH |
| Zip Code | 44040-9600 |
| Region | Great Lakes |
| County | Cuyahoga County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1999-05-17 |
| Certificate Issue Date | 1999-08-19 |
| Last Action Date | 2021-03-10 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 50265375 |
| Mode S Code Hex | A16AFD |