Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N2128Z.
| Tail Number / N-Number | N2128Z |
| Manufacturer | AEROSPATIALE |
| Model | SA315B |
| Year Built | 1972 |
| Manufacturer's Serial Number | 062014 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | TURBOMECA |
| Engine Model | ARTOUSTEIIIB |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 858 hp (640 kW) |
| Type of Registrant | Corporation |
| Owner Name | ROBERTS AIRCRAFT CO |
| Street | 4101 EVANS AVE |
| City | CHEYENNE |
| State | WY |
| Zip Code | 82001-1469 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2000-04-10 |
| Certificate Issue Date | 1999-07-08 |
| Last Action Date | 2011-11-09 |
| Last Status | Valid Registration |
| Cancellation Date | 2012-01-09 |
| Mode S Code | 50342170 |
| Mode S Code Hex | A1C478 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N2128Z.
| Tail Number / N-Number | N2128Z |
| Manufacturer | PIPER |
| Model | PA-28RT-201T |
| Manufacturer's Serial Number | 28R7931158 |
| 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) |
| Number of Engines | 1 engine |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1990-08-08 |
| Mode S Code | 50342170 |
| Mode S Code Hex | A1C478 |