| Tail Number / N-Number | N521MM |
| Manufacturer | PIPER |
| Model | PA-46-310P |
| Year Built | 1988 |
| Manufacturer's Serial Number | 4608104 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | TSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Corporation |
| Owner Name | COLUMBIA N139DC INC |
| Street | 16731 W ORACLE RIM DR |
| City | SURPRISE |
| State | AZ |
| Zip Code | 85387-2836 |
| Region | Western-Pacific |
| County | Maricopa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1994-11-08 |
| Certificate Issue Date | 2019-08-26 |
| Last Action Date | 2022-07-02 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 51506704 |
| Mode S Code Hex | A68DC4 |