The following Learjet 23's were previously operated by NASA-National Aeronautics & Space Administration, 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 | |
|---|---|---|---|---|
 |
N701NA | Learjet 23- | Left Fleet | 00.06.69 |
|
N933NA | Learjet 23- | Left Fleet | 23.06.81 |
|
NASA701 | Learjet 23- | Left Fleet | 00.00.66 |