| Tail Number / N-Number | N778 |
| Manufacturer | GRUMMAN |
| Model | G-21A |
| Year Built | 1943 |
| Manufacturer's Serial Number | B-56 |
| 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 | LLC |
| Owner Name | L-13 LLC |
| Street | 8891 AIRPORT RD BOX B-4 |
| City | BLAINE |
| State | MN |
| Zip Code | 55449 |
| Region | Great Lakes |
| County | Hennepin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1955-12-15 |
| Certificate Issue Date | 2021-09-09 |
| Last Action Date | 2021-09-09 |
| Expiration Date | 2028-09-30 |
| Status | Valid Registration |
| Mode S Code | 52503276 |
| Mode S Code Hex | AA86BE |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N778.
| Tail Number / N-Number | N778 |
| Manufacturer | CURTISS |
| Model | JN4D |
| Manufacturer's Serial Number | 2808 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Partnership |
| Owner Name | BASKIN JACK & RALPH COOLEY |
| County | Hennepin County |
| Last Status | Valid Registration |
| Cancellation Date | 1929-06-14 |