| Tail Number / N-Number | N99HK |
| Manufacturer | MAULE |
| Model | M-5-210C |
| Year Built | 1975 |
| Manufacturer's Serial Number | 6096C |
| 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 | CONT MOTOR |
| Engine Model | IO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Average Cruising Speed | 93 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | OTTO TREVER G |
| Other Names |
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| Street | 1371 STATE ROAD 92 |
| City | VERONA |
| State | WI |
| Zip Code | 53593-9403 |
| Region | Great Lakes |
| County | Dane County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1975-04-21 |
| Certificate Issue Date | 2020-10-21 |
| Last Action Date | 2020-10-21 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 53350403 |
| Mode S Code Hex | ADD103 |