| Tail Number / N-Number | N204D |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 |
| Year Built | 2004 |
| Manufacturer's Serial Number | 1447 |
| 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 | LYCOMING |
| Engine Model | 0-540F1 SERIE |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | Individual |
| Owner Name | MILLER DANIEL |
| Street | 18130 93 1/2 ST SE |
| City | FAIRMOUNT |
| State | ND |
| Zip Code | 58030-9601 |
| Region | Great Lakes |
| County | Richland County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2004-12-06 |
| Certificate Issue Date | 2005-01-27 |
| Last Action Date | 2021-12-22 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 50320452 |
| Mode S Code Hex | A1A12A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N204D.
| Tail Number / N-Number | N204D |
| Manufacturer | CESSNA |
| Model | A185F |
| Manufacturer's Serial Number | 18503460 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DUNBAR DAVID A |
| Street | 50 LONESOME POLECAT LANE |
| City | CARSON CITY |
| State | NV |
| Zip Code | 89704 |
| County | Richland County |
| Country | US |
| Certificate Issue Date | 1987-12-07 |
| Last Action Date | 1998-03-18 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2000-04-05 |