Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N621U.
| Tail Number / N-Number | N621U |
| Manufacturer | GRUMMAN |
| Model | G-164 |
| Year Built | 1965 |
| Manufacturer's Serial Number | 349 |
| 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 | JACOBS |
| Engine Model | R755B SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 275 hp (205 kW) |
| Average Cruising Speed | 98 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | EWING DUSTING SER INC |
| Street | PO BOX 898 |
| City | FITZGERALD |
| State | GA |
| Zip Code | 31750 |
| Country | US |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1965-05-24 |
| Certificate Issue Date | 1976-09-15 |
| Last Action Date | 2010-06-15 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-04-29 |
| Mode S Code | 52015666 |
| Mode S Code Hex | A81BB6 |