| Tail Number / N-Number | N49WK |
| Manufacturer | HUGHES |
| Model | 369D |
| Year Built | 1981 |
| Manufacturer's Serial Number | 611006D |
| Aircraft Type | Rotorcraft |
| 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 | ROLLS-ROYC |
| Engine Model | 250-C20B |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 420 hp (313 kW) |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | LLC |
| Owner Name | FLYING Z RANCH LLC |
| Street | 477 HIGHWAY 212 |
| City | BELLE FOURCHE |
| State | SD |
| Zip Code | 57717-1036 |
| Region | Great Lakes |
| County | Butte County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2014-09-29 |
| Certificate Issue Date | 2014-11-21 |
| Last Action Date | 2020-07-17 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 51407675 |
| Mode S Code Hex | A60FBD |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N49WK.
| Tail Number / N-Number | N49WK |
| Manufacturer | CESSNA |
| Model | TU206G |
| Year Built | 1979 |
| Manufacturer's Serial Number | U20605063 |
| 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 | TSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Average Cruising Speed | 132 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WENTZELL ELIZABETH M |
| Street | 10320 S LA CROSSE |
| City | OAK LAWN |
| State | IL |
| Zip Code | 60453 |
| County | Butte County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-05-19 |
| Certificate Issue Date | 1985-12-09 |
| 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 | 2003-02-12 |
| Exported To | MEXICO |