| Tail Number / N-Number | N999NW |
| Manufacturer | BEECH |
| Model | B23 |
| Year Built | 1969 |
| Manufacturer's Serial Number | M-1243 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 116 miles per hour |
| Type of Registrant | Individual |
| Owner Name | BOSS GARY W |
| Street | 1293 JACKSBORO RD |
| City | BRONSTON |
| State | KY |
| Zip Code | 42518-9662 |
| Region | Central |
| County | Pulaski County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1969-04-16 |
| Certificate Issue Date | 2005-09-20 |
| Last Action Date | 2021-02-11 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 53372523 |
| Mode S Code Hex | ADF553 |