| Tail Number / N-Number | N851K |
| Manufacturer | BEECH |
| Model | F33C |
| Year Built | 1986 |
| Manufacturer's Serial Number | CJ-178 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 138 miles per hour |
| Type of Registrant | LLC |
| Owner Name | PROTAC AVIATION LLC |
| Street | 172 CENTER ST STE 202 PO BOX 2869 |
| City | JACKSON |
| State | WY |
| Zip Code | 83001-2869 |
| Region | Northwest Mountain |
| County | Teton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1989-11-03 |
| Certificate Issue Date | 2019-04-02 |
| Last Action Date | 2022-01-05 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 52725760 |
| Mode S Code Hex | ABABF0 |