Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N9591Z.
| Tail Number / N-Number | N9591Z |
| Manufacturer | BELL |
| Model | TH-13T |
| Manufacturer's Serial Number | 67-15912 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 78 miles per hour |
| Type of Registrant | Government |
| Owner Name | POLK COUNTY ENVIRONMENTAL SERVICES |
| Street | PO BOX 658 |
| City | EATON PARK |
| State | FL |
| Zip Code | 33840 |
| Country | US |
| Certificate Issue Date | 1978-02-10 |
| Last Action Date | 1978-02-18 |
| Last Status | Certificate of Registration has been revoked |
| Cancellation Date | 2009-09-17 |
| Mode S Code | 53254251 |
| Mode S Code Hex | AD58A9 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N9591Z.
| Tail Number / N-Number | N9591Z |
| Manufacturer | BEECH |
| Model | C-45H |
| Manufacturer's Serial Number | 52-10749 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WORLD AVIATION & EQUIPMENT |
| Street | 10330 HINES BLVD |
| City | DALLAS |
| State | TX |
| Zip Code | 75001 |
| Region | Southwestern |
| Last Status | Valid Registration |
| Cancellation Date | 1961-07-18 |
| Mode S Code | 53254251 |
| Mode S Code Hex | AD58A9 |