| Tail Number / N-Number | N4146 |
| Manufacturer | MOONEY |
| Model | M-18C |
| Year Built | 1954 |
| Manufacturer's Serial Number | 312 |
| 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 | MILLHEIM ROGER L |
| Street | 11640 BARREL ROLL TRAIL |
| City | FRANKSTON |
| State | TX |
| Zip Code | 75763 |
| Region | Southwestern |
| County | Anderson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1970-11-09 |
| Certificate Issue Date | 2017-12-13 |
| Last Action Date | 2020-08-27 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 51163046 |
| Mode S Code Hex | A4E626 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4146.
| Tail Number / N-Number | N4146 |
| Manufacturer | STANDARD |
| Model | J-1 |
| Manufacturer's Serial Number | A-7928 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PATTISON DAVID J |
| Street | 10708 AVALON BLVD |
| City | LOS ANGELES |
| State | CA |
| Zip Code | 90007 |
| Region | Western-Pacific |
| County | Anderson County |
| Certificate Issue Date | 1928-03-29 |
| Last Status | Valid Registration |
| Cancellation Date | 1930-07-11 |