| Tail Number / N-Number | N555SQ |
| Manufacturer | DOUGLAS |
| Model | DC-6B |
| Year Built | 1957 |
| Manufacturer's Serial Number | 45137 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 96 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | R-2800 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 4 engines |
| Horsepower per Engine | 2,000 hp (1,492 kW) |
| Total Horsepower | 8,000 hp (5,968 kW) |
| Average Cruising Speed | 216 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TATONDUK OUTFITTERS LTD |
| Street | P O BOX 61680 |
| City | FAIRBANKS |
| State | AK |
| Zip Code | 99706 |
| Region | Alaskan |
| County | Fairbanks North Star Borough |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1996-01-22 |
| Certificate Issue Date | 1996-04-13 |
| Last Action Date | 2022-08-17 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51611635 |
| Mode S Code Hex | A7139D |