| Tail Number / N-Number | N850K |
| Manufacturer | JAMIE A FRASER |
| Model | SEAREY |
| Year Built | 2013 |
| Manufacturer's Serial Number | 1LK569C |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 914 SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Kit Manufacturer | PROGRESSIVE AERODYNE INC |
| Kit Model | SEAREY |
| Type of Registrant | LLC |
| Owner Name | S&K AVIATION LLC |
| Street | 302 N LAST CHANCE GULCH STE 409 |
| City | HELENA |
| State | MT |
| Zip Code | 59601-5002 |
| Region | Northwest Mountain |
| County | Lewis and Clark County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2013-04-13 |
| Certificate Issue Date | 2022-03-01 |
| Last Action Date | 2022-03-01 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 52724071 |
| Mode S Code Hex | ABA839 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N850K.
| Tail Number / N-Number | N850K |
| Manufacturer | GREAT LAKES AIRCRAFT CORP |
| Model | GREAT LAKES 4A-1 |
| Year Built | 1929 |
| Manufacturer's Serial Number | 100 |
| Aircraft Type | Fixed wing multi engine |
| Category | Amphibian |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Individual |
| Owner Name | TRIER PAUL |
| Street | 3313 W WELLS STREET |
| City | MILWAUKEE |
| State | WI |
| Zip Code | 53208 |
| Region | Great Lakes |
| County | Lewis and Clark County |
| Certificate Issue Date | 1935-04-15 |
| Last Status | Valid Registration |
| Cancellation Date | 1936-04-15 |