| Tail Number / N-Number | N611EF |
| Manufacturer | PIPER |
| Model | PA-60-602P |
| Manufacturer's Serial Number | 60-8365005 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Corporation |
| Owner Name | CENTRAL AIR SERVICE INC |
| Street | PO BOX 3611 |
| City | LEWISTOWN |
| State | MT |
| Zip Code | 59457-3611 |
| Region | Northwest Mountain |
| County | Fergus County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1982-12-02 |
| Certificate Issue Date | 2007-01-11 |
| Last Action Date | 2021-12-27 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 51771337 |
| Mode S Code Hex | A7F2DF |