| Tail Number / N-Number | N22KP |
| Manufacturer | PETERSON KEITH D |
| Model | PETERSON RV-4 |
| Year Built | 1990 |
| Manufacturer's Serial Number | PETERSON-1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 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) |
| Type of Registrant | Individual |
| Owner Name | PETERSON KEITH D |
| Street | 13186 MADRONE FOREST DR |
| City | NEVADA CITY |
| State | CA |
| Zip Code | 95959-8940 |
| Region | Western-Pacific |
| County | Nevada County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1990-09-14 |
| Certificate Issue Date | 1990-05-24 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 50357627 |
| Mode S Code Hex | A1DF97 |