| Tail Number / N-Number | N477CS |
| Manufacturer | EUROCOPTER/CANADA |
| Model | BO 105LS A-3 |
| Year Built | 1994 |
| Manufacturer's Serial Number | 2045 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ALLISON |
| Engine Model | 250-C28 SER |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 500 hp (373 kW) |
| Total Horsepower | 1,000 hp (746 kW) |
| Type of Registrant | Individual |
| Owner Name | SANBORN RICHARD E TRUSTEE |
| Street | 210 CHERRY VALLEY RD |
| City | BETHLEHEM |
| State | NH |
| Zip Code | 03574-4425 |
| Region | New England |
| County | Grafton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1995-02-10 |
| Certificate Issue Date | 2017-07-26 |
| Last Action Date | 2020-06-16 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 51355536 |
| Mode S Code Hex | A5DB5E |