| Tail Number / N-Number | N1840U |
| Type of Reservation | Fee paid |
| Reserving Party Name | SOUTHWEST AIRLINES CO |
| Street | REG AFFAIRS SUPV DARREN ROSS 2832 SHORECREST DR |
| City | DALLAS |
| State | TX |
| Zip Code | 75235-1917 |
| Date Reserved | 2021-07-01 |
| Expiration Date | 2023-05-01 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N1840U.
| Tail Number / N-Number | N1840U |
| Manufacturer | DOUGLAS |
| Model | DC3 |
| Year Built | 1943 |
| Manufacturer's Serial Number | 43-15265 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 32 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 174 miles per hour |
| Type of Registrant | Government |
| Owner Name | FLORENCE-DARLINGTON TECH EDUC CNTR |
| Street | PO DRAWER 269 |
| City | FLORENCE |
| State | SC |
| Zip Code | 29501 |
| Region | Southern |
| Country | US |
| Certificate Issue Date | 1970-01-15 |
| Last Status | Valid Registration |
| Cancellation Date | 1980-07-01 |