| Tail Number / N-Number | N644KS |
| Manufacturer | PIPER |
| Model | PA-44-180 |
| Year Built | 2006 |
| Manufacturer's Serial Number | 4496220 |
| Aircraft Type | Fixed wing multi 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 | LYCOMING |
| Engine Model | O-360 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 180 hp (134 kW) |
| Total Horsepower | 360 hp (269 kW) |
| Type of Registrant | Government |
| Owner Name | KENT STATE UNIVERSITY |
| Street | 4020 KENT RD |
| City | STOW |
| State | OH |
| Zip Code | 44224-4200 |
| Region | Great Lakes |
| County | Summit County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2006-02-23 |
| Certificate Issue Date | 2006-05-15 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 52072411 |
| Mode S Code Hex | A87509 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N644KS.
| Tail Number / N-Number | N644KS |
| Manufacturer | LOCKHEED |
| Model | 18-56 |
| Manufacturer's Serial Number | 2554 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 17 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 184 miles per hour |
| Type of Registrant | Individual |
| Owner Name | THE KELLY SPRINGFIELD TIRE COMPANY |
| Street | PO BOX 300 |
| City | CUMBERLAND |
| State | MD |
| Zip Code | 21502 |
| Region | Eastern |
| County | Summit County |
| Certificate Issue Date | 1952-12-19 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-04-15 |