| Tail Number / N-Number | N821MA |
| Manufacturer | MITSUBISHI |
| Model | MU-2B-36A |
| Year Built | 1977 |
| Manufacturer's Serial Number | 661SA |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AIRESEARCH |
| Engine Model | TPE331-5&6SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 776 hp (579 kW) |
| Total Horsepower | 1,552 hp (1,158 kW) |
| Type of Registrant | Corporation |
| Owner Name | ALLIANCE AIR PARTS INC |
| Street | PO BOX 950640 |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73195-0640 |
| Region | Southwestern |
| County | Oklahoma County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-11-21 |
| Last Action Date | 2021-11-10 |
| Status | Valid Registration |
| Mode S Code | 52632646 |
| Mode S Code Hex | AB35A6 |