| Tail Number / N-Number | N1AJ |
| Manufacturer | JENKINS |
| Model | PITTS S-1 |
| Year Built | 1973 |
| Manufacturer's Serial Number | 156H |
| 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 | 81 miles per hour |
| Type of Registrant | Individual |
| Owner Name | JENKINS ARTHUR J |
| Street | PO BOX 129 |
| City | KILA |
| State | MT |
| Zip Code | 59920-0129 |
| Region | Northwest Mountain |
| County | Flathead County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1979-10-04 |
| Certificate Issue Date | 1973-08-15 |
| Last Action Date | 2020-11-25 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 50000013 |
| Mode S Code Hex | A0000B |