| Tail Number / N-Number | N1940Y |
| Manufacturer | MOONEY |
| Model | M20E |
| Year Built | 1964 |
| Manufacturer's Serial Number | 247 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | I0360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MILLER ROLLIE R |
| Street | 910 WHITETAIL LN |
| City | DILLON |
| State | MT |
| Zip Code | 59725-7312 |
| Region | Northwest Mountain |
| County | Beaverhead County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1964-02-17 |
| Certificate Issue Date | 2006-05-10 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 50274566 |
| Mode S Code Hex | A17976 |