| Tail Number / N-Number | N391NS |
| Manufacturer | EUROCOPTER |
| Model | AS 350 B2 |
| Manufacturer's Serial Number | 3481 |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | LLC |
| Owner Name | NORTHSTAR TREKKING LLC |
| Street | 1910 RENSHAW WAY JUNEAU INTL AIRPORT |
| City | JUNEAU |
| State | AK |
| Zip Code | 99801 |
| Region | Alaskan |
| County | Juneau City and Borough |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2003-01-23 |
| Last Action Date | 2021-11-09 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 51103675 |
| Mode S Code Hex | A487BD |