| Tail Number / N-Number | N4145A |
| Manufacturer | PIPER |
| Model | PA-28-181 |
| Year Built | 1998 |
| Manufacturer's Serial Number | 2843150 |
| Aircraft Type | Fixed wing single 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 | 0-360-A1D |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Government |
| Owner Name | UNIVERSTIY OF ILLINOIS |
| Other Names |
|
| Street | UNIVERSITY OF IL - WILLARD ARPT 1 AIRPORT RD |
| City | SAVOY |
| State | IL |
| Zip Code | 61874-8817 |
| Region | Great Lakes |
| County | Champaign County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1998-06-15 |
| Certificate Issue Date | 1998-09-08 |
| Last Action Date | 2020-11-16 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51163004 |
| Mode S Code Hex | A4E604 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4145A.
| Tail Number / N-Number | N4145A |
| Manufacturer | SIKORSKY |
| Model | S-51 |
| Year Built | 1956 |
| Manufacturer's Serial Number | 5154 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 77 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MING-AYER INC |
| Street | LINDEN AIRPORT |
| City | LINDEN |
| State | NJ |
| Zip Code | 07036 |
| Region | Eastern |
| County | Champaign County |
| Certificate Issue Date | 1957-01-07 |
| Last Status | Valid Registration |
| Cancellation Date | 1974-01-14 |