| Tail Number / N-Number | N6621Z |
| Manufacturer | AEROTECHNIK |
| Model | Z-226T |
| Year Built | 1953 |
| Manufacturer's Serial Number | 28 |
| 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) |
| Engine Manufacturer | WALT MINOR |
| Engine Model | MINOR 6 III |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 160 hp (119 kW) |
| Type of Registrant | Individual |
| Owner Name | SMITH WINSTON R |
| Street | 100 CITATION CIR |
| City | DURHAM |
| State | NC |
| Zip Code | 27704 |
| Region | Eastern |
| County | Durham County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1991-12-11 |
| Certificate Issue Date | 1993-07-22 |
| Last Action Date | 2020-05-13 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 52137072 |
| Mode S Code Hex | A8BE3A |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N6621Z.
| Tail Number / N-Number | N6621Z |
| Manufacturer | CESSNA |
| Model | U206G |
| Manufacturer's Serial Number | U20606348 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 132 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TRANSAIR INC |
| Street | 300 COUNTY AIRPORT ROAD |
| City | VACAVILLE |
| State | CA |
| Zip Code | 95688 |
| Region | Western-Pacific |
| County | Durham County |
| Certificate Issue Date | 1981-08-17 |
| Last Status | Valid Registration |
| Cancellation Date | 1982-03-10 |
| Exported To | AUSTRALIA |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N6621Z.
| Tail Number / N-Number | N6621Z |
| Manufacturer | PIPER |
| Model | PA-25-235 |
| Manufacturer's Serial Number | 25-2180 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 93 miles per hour |
| Type of Registrant | Corporation |
| County | Durham County |
| Certificate Issue Date | 1962-09-18 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-02-08 |
| Exported To | PUERTO RICO |