Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N604U.
| Tail Number / N-Number | N604U |
| Manufacturer | GRUMMAN |
| Model | G-164 |
| Year Built | 1964 |
| Manufacturer's Serial Number | 333 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | W670 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Average Cruising Speed | 98 miles per hour |
| Type of Registrant | Individual |
| Owner Name | FALK RONALD L |
| Street | 13870 149TH AVE |
| City | PARK RAPIDS |
| State | MN |
| Zip Code | 56470-2795 |
| Country | US |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1964-12-28 |
| Certificate Issue Date | 1971-02-09 |
| Last Action Date | 2010-02-16 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2014-10-29 |
| Mode S Code | 51753735 |
| Mode S Code Hex | A7D7DD |