| Tail Number / N-Number | N15457 |
| Manufacturer | NORTHWESTERN |
| Model | PORTERFIELD 35-70 |
| Year Built | 1950 |
| Manufacturer's Serial Number | 157 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Average Cruising Speed | 76 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PRATHER CARL LYNN |
| Street | 9568 ESTATES DR |
| City | GILROY |
| State | CA |
| Zip Code | 95020-9193 |
| Region | Western-Pacific |
| County | Santa Clara County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1950-09-22 |
| Certificate Issue Date | 2016-02-17 |
| Last Action Date | 2021-11-30 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 50156062 |
| Mode S Code Hex | A0DC32 |