Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N434N.
| Tail Number / N-Number | N434N |
| Manufacturer | TRAVEL AIR |
| Model | D-4-D |
| Year Built | 1929 |
| Manufacturer's Serial Number | 1340 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | WRIGHT |
| Engine Model | 760A B D E&ET |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Average Cruising Speed | 79 miles per hour |
| Type of Registrant | Government |
| Owner Name | NATIONAL AIR AND SPACE MUSEUM |
| Street | SMITHSONIAN INSTITUTION |
| City | WASHINGTON |
| State | DC |
| Zip Code | 20560-0312 |
| Country | US |
| Airworthiness Classification | Restricted |
| Certificate Issue Date | 2001-09-18 |
| Last Action Date | 2007-09-18 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2015-05-19 |
| Mode S Code | 51231446 |
| Mode S Code Hex | A53326 |