| Tail Number / N-Number | N18SF |
| Manufacturer | BEECH |
| Model | F90 |
| Year Built | 1985 |
| Manufacturer's Serial Number | LA236 |
| 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) |
| Engine Manufacturer | P&W |
| Engine Model | PT6A SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 750 hp (560 kW) |
| Total Horsepower | 1,500 hp (1,119 kW) |
| Type of Registrant | LLC |
| Owner Name | ALDRICH ACRES AVIATION LLC |
| Street | 7515 JEFFERSON HWY # 178 |
| City | BATON ROUGE |
| State | LA |
| Zip Code | 70806-8308 |
| Region | Southwestern |
| County | East Baton Rouge Parish |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1991-09-06 |
| Certificate Issue Date | 2017-08-04 |
| Last Action Date | 2020-03-27 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 50237751 |
| Mode S Code Hex | A13FE9 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N18SF.
| Tail Number / N-Number | N18SF |
| Manufacturer | AGUSTA SPA |
| Model | A109A II |
| Manufacturer's Serial Number | 7275 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | NONE |
| City | NONE |
| State | OK |
| Zip Code | 73125 |
| County | East Baton Rouge Parish |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1986-10-30 |
| Last Action Date | 2001-10-30 |
| Last Status | Sale reported |
| Cancellation Date | 2001-12-10 |
| Exported To | UNITED KINGDOM |