Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4571M.
| Tail Number / N-Number | N4571M |
| Manufacturer | BOEING |
| Model | 737-2T2 |
| Manufacturer's Serial Number | 22793 |
| 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) |
| Number of Engines | 2 engines |
| Type of Registrant | Corporation |
| Owner Name | FIRST SECURITY BK OF UTAH NA TRUSTEE |
| Street | 79 SOUTH MAIN STREET |
| City | SALT LAKE CITY |
| State | UT |
| Zip Code | 84111 |
| Country | US |
| Certificate Issue Date | 1985-07-24 |
| Last Action Date | 1994-07-20 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1995-09-19 |
| Exported To | LITHUANIA |
| Mode S Code | 51307244 |
| Mode S Code Hex | A58EA4 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4571M.
| Tail Number / N-Number | N4571M |
| Manufacturer | PIPER |
| Model | PA-11 |
| Year Built | 1947 |
| Manufacturer's Serial Number | 11-74 |
| 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 | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | STRUBLER ARTHUR |
| Street | RURAL ROUTE 1 |
| City | NAPERVILLE |
| State | IL |
| Zip Code | 60440 |
| Region | Great Lakes |
| Certificate Issue Date | 1951-08-21 |
| Last Status | Valid Registration |
| Cancellation Date | 1952-10-21 |
| Mode S Code | 51307244 |
| Mode S Code Hex | A58EA4 |