Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N50UD.
| Tail Number / N-Number | N50UD |
| Manufacturer | LOCKHEED |
| Model | 1329 |
| Year Built | 1961 |
| Manufacturer's Serial Number | 5019 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | JT12A-6 6A |
| Engine Type | Turbo-jet |
| Number of Engines | 4 engines |
| Thrust per Engine | 3,000 pounds-force (13.3 kN) |
| Total Thrust | 12,000 pounds-force (53.4 kN) |
| Average Cruising Speed | 371 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | DUNCAN AIRCRAFT SALES OF FLORIDA INC |
| Street | 100 ARPT BLVD |
| City | VENICLE |
| State | FL |
| Zip Code | 33595 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1961-12-09 |
| Last Action Date | 2006-07-06 |
| Last Status | Expired Dealer |
| Cancellation Date | 2011-03-21 |
| Mode S Code | 51434535 |
| Mode S Code Hex | A6395D |