| Tail Number / N-Number | N4213X |
| Manufacturer | ROBINSON HELICOPTER COMPANY |
| Model | R44 II |
| Manufacturer's Serial Number | 12834 |
| 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 | IO-540-AE1A5 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | Corporation |
| Owner Name | MILO J MCCUNE LTD |
| Street | 4201 N COLUMBUS |
| City | OTTAWA |
| State | IL |
| Zip Code | 61350 |
| Region | Great Lakes |
| County | LaSalle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2009-06-18 |
| Certificate Issue Date | 2022-02-15 |
| Last Action Date | 2022-02-15 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 51201055 |
| Mode S Code Hex | A5022D |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4213X.
| Tail Number / N-Number | N4213X |
| Manufacturer | DOUGLAS |
| Model | DC-6A |
| Manufacturer's Serial Number | 44605 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 96 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 4 engines |
| Average Cruising Speed | 216 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | NORTHERN AIR CARGO INC |
| Street | 3900 INTERNATIONAL AIRPORT ROAD |
| City | ANCHORAGE |
| State | AK |
| Zip Code | 99503 |
| County | LaSalle County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1981-03-26 |
| Certificate Issue Date | 1981-06-25 |
| Last Action Date | 2006-05-16 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2006-08-15 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4213X.
| Tail Number / N-Number | N4213X |
| Manufacturer | AERO COMMANDER |
| Model | 100-180 |
| Manufacturer's Serial Number | 5213 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | ELMO AERO INC |
| Street | LAKE ELMO AIRPORT |
| City | LAKE ELMO |
| State | MN |
| Zip Code | 55042 |
| Region | Great Lakes |
| County | LaSalle County |
| Last Status | Valid Registration |
| Cancellation Date | 1973-07-31 |
| Exported To | CANADA |