| Tail Number / N-Number | N4557S |
| Manufacturer | GULFSTREAM AMERICAN CORP |
| Model | AA-5B |
| Year Built | 1979 |
| Manufacturer's Serial Number | AA5B1235 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Co-Ownership |
| Owner Name | JUSTUS GARY R |
| Other Names |
|
| Street | 8297 CENTAUR DRIVE |
| City | EVERGREEN |
| State | CO |
| Zip Code | 80439 |
| Region | Northwest Mountain |
| County | Jefferson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-07-17 |
| Certificate Issue Date | 1982-02-04 |
| Last Action Date | 2022-03-24 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 51304015 |
| Mode S Code Hex | A5880D |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4557S.
| Tail Number / N-Number | N4557S |
| Manufacturer | BEECH |
| Model | 58 |
| Year Built | 1975 |
| Manufacturer's Serial Number | TH-668 |
| Aircraft Type | Fixed wing multi 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 | 2 engines |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BEECHCRAFT EAST INC |
| Street | HGR 4 REPUBLIC ARPT |
| City | FARMINGDALE |
| State | NY |
| Zip Code | 11735 |
| Region | Eastern |
| County | Jefferson County |
| Last Status | Valid Registration |
| Cancellation Date | 1975-12-23 |
| Exported To | CANADA |