| Tail Number / N-Number | N129U |
| Manufacturer | AERO VODOCHODY |
| Model | L-29C |
| Manufacturer's Serial Number | 294897 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | GEORGE SIDNEY A |
| Street | PO BOX 55191 |
| City | SEATTLE |
| State | WA |
| Zip Code | 98155-0191 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2020-12-15 |
| Last Action Date | 2020-12-15 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 50073343 |
| Mode S Code Hex | A076E3 |