The following 4-0-4's were previously operated by US Energy Research Comm, however they have now left the fleet. Select an aircraft to find out more details, including who operates the aircraft now if it has been sold on, or read details on why the aircraft was retired.
| Registration | Type | Status | Delivery Date | |
|---|---|---|---|---|
 |
N40409 | 4-0-4- | Left Fleet | 03.75 |