| Tail Number / N-Number | N91040 |
| Manufacturer | GRUMMAN |
| Model | G-44 |
| Year Built | 1942 |
| Manufacturer's Serial Number | 1267 |
| Aircraft Type | Fixed wing multi engine |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | I0-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 260 hp (194 kW) |
| Total Horsepower | 520 hp (388 kW) |
| Average Cruising Speed | 131 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | AIRLINE MAINTENANCE SERVICE INC |
| Street | 1857 AIR LANE DR |
| City | NASHVILLE |
| State | TN |
| Zip Code | 37210-3811 |
| Region | Central |
| County | Davidson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1985-07-09 |
| Certificate Issue Date | 2021-08-31 |
| Last Action Date | 2021-08-31 |
| Expiration Date | 2028-08-31 |
| Status | Valid Registration |
| Mode S Code | 53114650 |
| Mode S Code Hex | AC99A8 |