| Tail Number / N-Number | N18KF |
| Manufacturer | BEECH |
| Model | A36 |
| Year Built | 1978 |
| Manufacturer's Serial Number | E-1251 |
| 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 | 138 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | NELCO INC |
| Street | 1472 COUNTY STREET 2970 |
| City | BLANCHARD |
| State | OK |
| Zip Code | 73010-3162 |
| Region | Southwestern |
| County | McClain County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-03-30 |
| Certificate Issue Date | 2019-09-16 |
| Last Action Date | 2022-09-23 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 50237472 |
| Mode S Code Hex | A13F3A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N18KF.
| Tail Number / N-Number | N18KF |
| Manufacturer | CESSNA |
| Model | 421B |
| Manufacturer's Serial Number | 421B0809 |
| Aircraft Type | Fixed wing multi engine |
| 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 |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MAX MAHAFFEY FORD INC |
| Street | PO BOX 2467 |
| City | CONROE |
| State | TX |
| Zip Code | 77305 |
| County | McClain County |
| Country | US |
| Certificate Issue Date | 1994-07-23 |
| Last Action Date | 1994-07-26 |
| Last Status | Valid Registration |
| Cancellation Date | 1997-07-02 |
| Exported To | CANADA |