| Tail Number / N-Number | N27SG |
| Manufacturer | SCHEMPP-HIRTH |
| Model | DISCUS A |
| Year Built | 1992 |
| Manufacturer's Serial Number | 419 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | MCMASTER JUSTIN THOMAS JR |
| Street | 262 KENNEDY DR |
| City | HORSEHEADS |
| State | NY |
| Zip Code | 14845-2264 |
| Region | Eastern |
| County | Chemung County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1998-03-26 |
| Certificate Issue Date | 2022-10-18 |
| Last Action Date | 2022-10-18 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 50522672 |
| Mode S Code Hex | A2A5BA |