| Tail Number / N-Number | N121TH |
| Manufacturer | SILVERLIGHT AVIATION LLC |
| Model | DELTA JET-II |
| Year Built | 2014 |
| Manufacturer's Serial Number | 0003 |
| Aircraft Type | Weight-shift-control |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 912ULS SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Type of Registrant | Individual |
| Owner Name | DOLAK WILLIAM E |
| Street | 2321 MADERA CT |
| City | RENO |
| State | NV |
| Zip Code | 89523-1584 |
| Region | Western-Pacific |
| County | Washoe County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Light Sport |
| Airworthiness Date | 2014-10-15 |
| Certificate Issue Date | 2017-03-27 |
| Last Action Date | 2022-11-02 |
| Expiration Date | 2030-03-31 |
| Status | Valid Registration |
| Mode S Code | 50054432 |
| Mode S Code Hex | A0591A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N121TH.
| Tail Number / N-Number | N121TH |
| Manufacturer | EUROCOPTER |
| Model | COLIBRI EC 120B |
| Manufacturer's Serial Number | 1003 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | AMERICAN EUROCOPTER CORP |
| Street | 2701 FORUM DR |
| City | GRAND PRAIRIE |
| State | TX |
| Zip Code | 75052-7027 |
| County | Washoe County |
| Country | US |
| Certificate Issue Date | 2000-08-29 |
| Last Action Date | 2000-08-29 |
| Last Status | Valid Registration |
| Cancellation Date | 2000-10-03 |
| Exported To | MEXICO |