| Tail Number / N-Number | N689U |
| Manufacturer | SCHWEIZER |
| Model | SGS 1-26B |
| Year Built | 1965 |
| Manufacturer's Serial Number | 308 |
| Aircraft Type | Glider |
| 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 | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Average Cruising Speed | 58 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MCHEFFEY WILLIAM F |
| Street | 16 MEADOWBROOK AVE |
| City | RUMSON |
| State | NJ |
| Zip Code | 07760-1723 |
| Region | Eastern |
| County | Monmouth County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1965-07-01 |
| Certificate Issue Date | 2014-12-15 |
| Last Action Date | 2020-09-14 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 52223150 |
| Mode S Code Hex | A92668 |