| Tail Number / N-Number | N3748K |
| Manufacturer | GLOBE |
| Model | GC-1B |
| Year Built | 1946 |
| Manufacturer's Serial Number | 1441 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | C125 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 125 hp (93 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | DUFFUS ANDREW |
| Other Names |
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| Street | 2905 ILWACO AVE NE |
| City | RENTON |
| State | WA |
| Zip Code | 98059-3764 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-04-14 |
| Certificate Issue Date | 2010-04-30 |
| Last Action Date | 2022-11-21 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 51043041 |
| Mode S Code Hex | A44621 |