| Tail Number / N-Number | N37281 |
| Manufacturer | BOEING |
| Model | 737-824 |
| Year Built | 2003 |
| Manufacturer's Serial Number | 31599 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 149 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | CFM INTL. |
| Engine Model | CFM56 SERIES |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Horsepower per Engine | 2,200 hp (1,641 kW) |
| Total Horsepower | 4,400 hp (3,282 kW) |
| Type of Registrant | Corporation |
| Owner Name | UNITED AIRLINES INC |
| Street | ATTN: TREASURER WILLIS TOWER 233 S WACKER DR |
| City | CHICAGO |
| State | IL |
| Zip Code | 60606 |
| Region | Great Lakes |
| County | Cook County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2003-12-18 |
| Certificate Issue Date | 2003-12-22 |
| Last Action Date | 2021-09-30 |
| Expiration Date | 2029-01-31 |
| Status | Valid Registration |
| Mode S Code | 51037303 |
| Mode S Code Hex | A43EC3 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N37281.
| Tail Number / N-Number | N37281 |
| Manufacturer | INTERSTATE |
| Model | S-1A |
| Manufacturer's Serial Number | 124 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 77 miles per hour |
| Type of Registrant | Individual |
| Owner Name | W L HIXON |
| Street | 602 WEST 11TH ST |
| City | TEMPE |
| State | AZ |
| Zip Code | 85280 |
| Region | Western-Pacific |
| County | Cook County |
| Certificate Issue Date | 1946-05-20 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-09-15 |