| Tail Number / N-Number | N27421 |
| Manufacturer | BOEING |
| Model | 737-924ER |
| Year Built | 2008 |
| Manufacturer's Serial Number | 37094 |
| 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 | CFM56-7B26 |
| 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 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 | 2008-04-21 |
| Certificate Issue Date | 2008-04-29 |
| Last Action Date | 2022-09-09 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50534020 |
| Mode S Code Hex | A2B810 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N27421.
| Tail Number / N-Number | N27421 |
| Manufacturer | HAINS |
| Model | MINICAB-HAWK |
| Manufacturer's Serial Number | 771 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HAINS LESTER D |
| Street | 18650 SE 162ND |
| City | RENTON |
| State | WA |
| Zip Code | 98055 |
| Region | Northwest Mountain |
| County | Cook County |
| Certificate Issue Date | 1975-03-14 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-11-08 |