Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4123X.
| Tail Number / N-Number | N4123X |
| Manufacturer | AERO COMMANDER |
| Model | 100 |
| Year Built | 1968 |
| Manufacturer's Serial Number | 222 |
| 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Individual |
| Owner Name | REGNER LEO A |
| Street | PO BOX 72733 |
| City | FAIRBANKS |
| State | AK |
| Zip Code | 99707-2733 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1968-02-02 |
| Certificate Issue Date | 2001-09-24 |
| Last Action Date | 2007-09-18 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-03-11 |
| Mode S Code | 51157145 |
| Mode S Code Hex | A4DE65 |