| Tail Number / N-Number | N35991 |
| Manufacturer | PIPER |
| Model | J4E |
| Year Built | 1941 |
| Manufacturer's Serial Number | 4-1478 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | A&C75 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 75 hp (56 kW) |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | COOK MIKE R |
| Other Names |
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| Street | PO BOX 115 |
| City | RYE |
| State | CO |
| Zip Code | 81069-0115 |
| Region | Northwest Mountain |
| County | Pueblo County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1972-09-20 |
| Certificate Issue Date | 2015-08-25 |
| Last Action Date | 2021-03-24 |
| Expiration Date | 2028-08-31 |
| Status | Valid Registration |
| Mode S Code | 51004751 |
| Mode S Code Hex | A409E9 |