| Tail Number / N-Number | N7811 |
| Manufacturer | GRUMMAN |
| Model | G-21A |
| Year Built | 1942 |
| Manufacturer's Serial Number | B-122 |
| Aircraft Type | Fixed wing multi engine |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R-985 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 450 hp (336 kW) |
| Total Horsepower | 900 hp (671 kW) |
| Average Cruising Speed | 150 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | EVERGREEN AVIATION & SPACE MUSEUM |
| Street | 500 NE CAPTAIN MICHAEL KING SMITHWAY |
| City | MCNINNVILLE |
| State | OR |
| Zip Code | 97128 |
| Region | Northwest Mountain |
| County | Yamhill County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 2005-08-08 |
| Certificate Issue Date | 2014-01-07 |
| Last Action Date | 2022-08-30 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 52513270 |
| Mode S Code Hex | AA96B8 |