| Tail Number / N-Number | N278K |
| Manufacturer | CESSNA |
| Model | 525 |
| Year Built | 2003 |
| Manufacturer's Serial Number | 525-0527 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | WILLIAMS |
| Engine Model | FJ44-1A |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 1,900 pounds-force (8.5 kN) |
| Total Thrust | 3,800 pounds-force (16.9 kN) |
| Type of Registrant | Corporation |
| Owner Name | THIENES ENGINEERING INC |
| Street | 14349 FIRESTONE BLVD |
| City | LA MIRADA |
| State | CA |
| Zip Code | 90638-5527 |
| Region | Western-Pacific |
| County | Los Angeles County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2003-12-18 |
| Certificate Issue Date | 2016-02-25 |
| Last Action Date | 2021-09-16 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 50542425 |
| Mode S Code Hex | A2C515 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N278K.
| Tail Number / N-Number | N278K |
| Manufacturer | BOEING AIRPLANE CO |
| Model | 40-B-4 |
| Year Built | 1929 |
| Manufacturer's Serial Number | 1146 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 93 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | HANFORDS TRI-STATE AIRLINES INC |
| Street | RICKENBACKER AIRPORT |
| City | SIOUXCITY |
| State | IA |
| Zip Code | 51103 |
| Region | Central |
| County | Los Angeles County |
| Certificate Issue Date | 1935-04-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1937-01-01 |