| Tail Number / N-Number | N4EM |
| Manufacturer | MOONEY |
| Model | M-18C |
| Year Built | 1953 |
| Manufacturer's Serial Number | 299 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | A&C65 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Average Cruising Speed | 103 miles per hour |
| Type of Registrant | Individual |
| Owner Name | JOHNSON DARYL E |
| Street | 403 1ST AVE SE |
| City | GARRISON |
| State | ND |
| Zip Code | 58540-7243 |
| Region | Great Lakes |
| County | McLean County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1954-11-15 |
| Certificate Issue Date | 2006-11-09 |
| Last Action Date | 2021-10-13 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 51124137 |
| Mode S Code Hex | A4A85F |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4EM.
| Tail Number / N-Number | N4EM |
| Manufacturer | MONIOT |
| Model | BENSEN B-8M |
| Manufacturer's Serial Number | ELM 1 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 45 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MONIOT EUGENE L |
| Street | 245 KNOB RD |
| City | BROWNSVILLE |
| State | WA |
| Zip Code | 99156 |
| Region | Northwest Mountain |
| County | McLean County |
| Certificate Issue Date | 1972-11-06 |
| Last Status | Valid Registration |
| Cancellation Date | 1973-10-05 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4EM.
| Tail Number / N-Number | N4EM |
| Manufacturer | WILTS GAYLE THOMAS |
| Model | BD-5 |
| Manufacturer's Serial Number | 4728 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| County | McLean County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1990-07-24 |