Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N57X.
| Tail Number / N-Number | N57X |
| Manufacturer | FINHOLT |
| Model | GYROPLANE |
| Year Built | 1958 |
| Manufacturer's Serial Number | 101-A |
| Aircraft Type | Rotorcraft |
| 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 | MCCULLOCH |
| Engine Model | 4318A&E/0-100 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 72 hp (54 kW) |
| Average Cruising Speed | 86 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LANCE JOE E |
| Street | 3835 SPENARD RD |
| City | SPENARD |
| State | AK |
| Zip Code | 99503 |
| Country | US |
| Airworthiness Classification | Experimental |
| Certificate Issue Date | 1972-06-08 |
| Last Action Date | 1977-01-14 |
| Last Status | Revoked – Canceled |
| Cancellation Date | 2017-11-21 |
| Mode S Code | 51647035 |
| Mode S Code Hex | A74E1D |