| Tail Number / N-Number | N999SK |
| Manufacturer | RAYTHEON AIRCRAFT COMPANY |
| Model | 58 |
| Year Built | 1997 |
| Manufacturer's Serial Number | TH-1815 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO-550 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Type of Registrant | LLC |
| Owner Name | WKQM LLC |
| Street | 3511 SILVERSIDE RD STE 105 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19810-4902 |
| Region | Eastern |
| County | New Castle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1997-05-05 |
| Certificate Issue Date | 2015-07-16 |
| Last Action Date | 2021-03-12 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 53372654 |
| Mode S Code Hex | ADF5AC |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N999SK.
| Tail Number / N-Number | N999SK |
| Manufacturer | PIPER |
| Model | PA-28R-200 |
| Year Built | 1975 |
| Manufacturer's Serial Number | 28R-7535284 |
| 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 | I0360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 107 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | LAFAYETTE AVIATION |
| Street | 7 PURDUE AIRPORT |
| City | WEST LAFAYETTE |
| State | IN |
| Zip Code | 47906-3371 |
| County | New Castle County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1975-06-03 |
| Certificate Issue Date | 1999-11-24 |
| Last Action Date | 2002-12-17 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2005-04-28 |