Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4040X.
| Tail Number / N-Number | N4040X |
| Manufacturer | AERO COMMANDER |
| Model | 100-180 |
| Year Built | 1971 |
| Manufacturer's Serial Number | 5140 |
| 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 | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Partnership |
| Owner Name | SIMMS ROBERT M |
| Other Names |
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| Street | 2308 E SUSQUEHANNA AVE |
| City | PHILADELPHIA |
| State | PA |
| Zip Code | 19125-2524 |
| Country | US |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 1996-04-04 |
| Last Action Date | 2005-04-19 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2007-08-08 |
| Exported To | CANADA |
| Mode S Code | 51136753 |
| Mode S Code Hex | A4BDEB |