| Tail Number / N-Number | N5688C |
| Manufacturer | CESSNA |
| Model | 414A |
| Year Built | 1978 |
| Manufacturer's Serial Number | 414A0221 |
| 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 | CONT MOTOR |
| Engine Model | TSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Average Cruising Speed | 198 miles per hour |
| Type of Registrant | LLC |
| Owner Name | 5688C LLC |
| Street | 24017 N 55TH AVE |
| City | GLENDALE |
| State | AZ |
| Zip Code | 85310-3730 |
| Region | Western-Pacific |
| County | Maricopa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-01-19 |
| Certificate Issue Date | 2016-12-02 |
| Last Action Date | 2022-11-15 |
| Expiration Date | 2029-12-31 |
| Status | Valid Registration |
| Mode S Code | 51644025 |
| Mode S Code Hex | A74815 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N5688C.
| Tail Number / N-Number | N5688C |
| Manufacturer | CESSNA |
| Model | 140A |
| Manufacturer's Serial Number | 15673 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | UNIVERSITY OF ILLINOIS |
| Street | GEN DEL |
| City | URBANA |
| State | IL |
| Zip Code | 61801 |
| Region | Great Lakes |
| County | Maricopa County |
| Certificate Issue Date | 1950-12-26 |
| Last Status | Valid Registration |
| Cancellation Date | 1959-06-10 |