Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N5255D.
| Tail Number / N-Number | N5255D |
| Manufacturer | DICIERO V MARK |
| Model | TURBO SCORPION 133 |
| Year Built | 1983 |
| Manufacturer's Serial Number | 2753 |
| Aircraft Type | Rotorcraft |
| 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) |
| Engine Manufacturer | ROTORWAY |
| Engine Model | RW-133 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 160 hp (119 kW) |
| Type of Registrant | Individual |
| Owner Name | DI CIERO V MARK |
| Street | 20901 JAPATUL RD |
| City | ALPINE |
| State | CA |
| Zip Code | 92001 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1984-05-24 |
| Certificate Issue Date | 1984-06-06 |
| Last Action Date | 1988-01-08 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-06-12 |
| Mode S Code | 51517214 |
| Mode S Code Hex | A69E8C |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N5255D.
| Tail Number / N-Number | N5255D |
| Manufacturer | CESSNA |
| Model | 172N |
| Manufacturer's Serial Number | 17272474 |
| 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 |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WITT ALVIN S |
| Street | 537 N SUNSET DR |
| City | CHANDLER |
| State | AZ |
| Zip Code | 85224 |
| Region | Western-Pacific |
| Certificate Issue Date | 1983-01-26 |
| Last Status | Valid Registration |
| Cancellation Date | 1983-01-28 |
| Exported To | CANADA |
| Mode S Code | 51517214 |
| Mode S Code Hex | A69E8C |