| Tail Number / N-Number | N404WB |
| Manufacturer | BRITTEN-NORMAN |
| Model | BN2A-26 ISLANDER |
| Year Built | 1977 |
| Manufacturer's Serial Number | 564 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | TI0-540 SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 310 hp (231 kW) |
| Total Horsepower | 620 hp (463 kW) |
| Type of Registrant | Corporation |
| Owner Name | NEW ENGLAND AIRLINES INC |
| Street | STATE AIRPORT |
| City | WESTERLY |
| State | RI |
| Zip Code | 02891 |
| Region | New England |
| County | Washington County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-12-20 |
| Certificate Issue Date | 1984-08-23 |
| Last Action Date | 2020-10-14 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 51136563 |
| Mode S Code Hex | A4BD73 |