| Tail Number / N-Number | N4WD |
| Manufacturer | MITSUBISHI |
| Model | MU-2B-40 |
| Year Built | 1979 |
| Manufacturer's Serial Number | 399 S.A. |
| 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 | AIRESEARCH |
| Engine Model | TPE331 SERIES |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 904 hp (674 kW) |
| Total Horsepower | 1,808 hp (1,349 kW) |
| Type of Registrant | LLC |
| Owner Name | HAT CREEK AVIATION LLC |
| Street | 170 S 2ND ST STE C |
| City | HAMILTON |
| State | MT |
| Zip Code | 59840-2561 |
| Region | Northwest Mountain |
| County | Ravalli County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1981-07-08 |
| Certificate Issue Date | 2012-07-18 |
| Last Action Date | 2021-03-15 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 51124747 |
| Mode S Code Hex | A4A9E7 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4WD.
| Tail Number / N-Number | N4WD |
| Manufacturer | CESSNA |
| Model | A185F |
| Year Built | 1980 |
| Manufacturer's Serial Number | 18504176 |
| 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 | 127 miles per hour |
| Type of Registrant | Individual |
| Owner Name | RICHARDSON JOHN E |
| Street | PO BOX 675 |
| City | BELLVILLE |
| State | TX |
| Zip Code | 77418-0675 |
| County | Ravalli County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-12-03 |
| Certificate Issue Date | 1998-10-31 |
| Last Action Date | 2009-08-18 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2011-04-26 |
| Exported To | CANADA |