| Tail Number / N-Number | N4891Z |
| Manufacturer | CESSNA |
| Model | U206G |
| Year Built | 1980 |
| Manufacturer's Serial Number | U20606044 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 132 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | RUSTAIR INC |
| Street | PO BOX 190867 |
| City | ANCHORAGE |
| State | AK |
| Zip Code | 99519-0867 |
| Region | Alaskan |
| County | Anchorage Municipality |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1993-05-04 |
| Certificate Issue Date | 2011-06-09 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 51406233 |
| Mode S Code Hex | A60C9B |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4891Z.
| Tail Number / N-Number | N4891Z |
| Manufacturer | PIPER |
| Model | PA-22-108 |
| Manufacturer's Serial Number | 22-8473 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WES TEX AIRCRAFT INC |
| Street | ROUTE 3 BOX 198 |
| City | LUBBOCK |
| State | TX |
| Zip Code | 75001 |
| Region | Southwestern |
| County | Anchorage Municipality |
| Certificate Issue Date | 1962-02-02 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-02-01 |