| Tail Number / N-Number | N39450 |
| Manufacturer | BOEING |
| Model | 737-924ER |
| Year Built | 2012 |
| Manufacturer's Serial Number | 40004 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 191 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | CFM INTL |
| Engine Model | CFM56-7B26E |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 26,300 pounds-force (117.0 kN) |
| Total Thrust | 52,600 pounds-force (234.0 kN) |
| Type of Registrant | Corporation |
| Owner Name | UNITED AIRLINES INC |
| Street | ATTN TREASURER WILLIS TOWER 233 SOUTH WACKER DRIVE |
| City | CHICAGO |
| State | IL |
| Zip Code | 60606 |
| Region | Great Lakes |
| County | Cook County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2012-03-30 |
| Certificate Issue Date | 2012-04-02 |
| Last Action Date | 2020-11-19 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51112305 |
| Mode S Code Hex | A494C5 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N39450.
| Tail Number / N-Number | N39450 |
| Manufacturer | STINSON |
| Model | 10A |
| Year Built | 1942 |
| Manufacturer's Serial Number | 8250 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WOODS JAMES HOWELL |
| Street | P.O. BOX 612 |
| City | ROCK HILL |
| State | SC |
| Zip Code | 29730 |
| Region | Southern |
| County | Cook County |
| Certificate Issue Date | 1942-05-29 |
| Last Status | Valid Registration |
| Cancellation Date | 1943-10-12 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N39450.
| Tail Number / N-Number | N39450 |
| Manufacturer | LAKE |
| Model | LA-4-200 |
| Manufacturer's Serial Number | 540 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 91 miles per hour |
| County | Cook County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1990-08-21 |