Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N2690S.
| Tail Number / N-Number | N2690S |
| Manufacturer | SCHEIBE |
| Model | SF-25A |
| Year Built | 1966 |
| Manufacturer's Serial Number | 4538 |
| 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) |
| Engine Manufacturer | HIRTH |
| Engine Model | F10 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 26 hp (19 kW) |
| Type of Registrant | Individual |
| Owner Name | LYON RICHARD K |
| Street | 15018 N TAMARACK LN |
| City | FOUNTAIN HILLS |
| State | AZ |
| Zip Code | 85268-2211 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1982-07-23 |
| Certificate Issue Date | 1992-01-07 |
| Last Action Date | 2013-09-18 |
| Last Status | Third Notice for Registration Renewal |
| Cancellation Date | 2017-12-14 |
| Exported To | AUSTRIA |
| Mode S Code | 50521325 |
| Mode S Code Hex | A2A2D5 |