Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N31DU.
| Tail Number / N-Number | N31DU |
| Manufacturer | UTZ |
| Model | EASYRISER |
| Manufacturer's Serial Number | ER562 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 60 miles per hour |
| Type of Registrant | Individual |
| Owner Name | UTZ DONALD L |
| Street | 64 STEVENS AVE |
| City | LITTLE FALLS |
| State | NJ |
| Zip Code | 07424 |
| Country | US |
| Certificate Issue Date | 1977-04-19 |
| Last Action Date | 1984-05-12 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2012-09-25 |
| Mode S Code | 50642326 |
| Mode S Code Hex | A344D6 |