Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N255NK.
| Tail Number / N-Number | N255NK |
| Manufacturer | WOLF |
| Model | PITTS SPECIAL S-1D |
| Year Built | 1976 |
| Manufacturer's Serial Number | H-688 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| 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 | 108 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | NONE |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73125 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-04-29 |
| Last Action Date | 1988-04-07 |
| Last Status | Sale Reported – Pending Cancellation |
| Cancellation Date | 2012-12-13 |
| Mode S Code | 50465507 |
| Mode S Code Hex | A26B47 |