| Tail Number / N-Number | N450A |
| Manufacturer | MARTIN |
| Model | 404 |
| Year Built | 1952 |
| Manufacturer's Serial Number | 14141 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 52 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | R-2800 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 2,000 hp (1,492 kW) |
| Total Horsepower | 4,000 hp (2,984 kW) |
| Average Cruising Speed | 210 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MID ATLANTIC AIR MUSEUM |
| Street | 11 MUSEUM DR |
| City | READING |
| State | PA |
| Zip Code | 19605 |
| Region | Eastern |
| County | Berks County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1963-01-21 |
| Certificate Issue Date | 1991-08-07 |
| Last Action Date | 2020-12-01 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 51271034 |
| Mode S Code Hex | A5721C |