| Tail Number / N-Number | N639SP |
| Manufacturer | CESSNA |
| Model | 172S |
| Year Built | 1998 |
| Manufacturer's Serial Number | 172S8047 |
| 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 | I0360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | LLC |
| Owner Name | 639SP LLC |
| Street | 3500 MAIN ST |
| City | UNION GAP |
| State | WA |
| Zip Code | 98903-1944 |
| Region | Northwest Mountain |
| County | Yakima County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1998-11-04 |
| Certificate Issue Date | 2017-02-22 |
| Last Action Date | 2022-12-08 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 52060311 |
| Mode S Code Hex | A860C9 |