| Tail Number / N-Number | N86UM |
| Manufacturer | MOONEY |
| Model | M20E |
| Year Built | 1966 |
| Manufacturer's Serial Number | 1137 |
| 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 A&C |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MOCK MILES ROBINSON |
| Street | 308 ROCK RIDGE TRL |
| City | LIBERTY HILL |
| State | TX |
| Zip Code | 78642-4415 |
| Region | Southwestern |
| County | Williamson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1989-01-26 |
| Certificate Issue Date | 2019-04-11 |
| Last Action Date | 2022-03-23 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 52747114 |
| Mode S Code Hex | ABCE4C |