| Tail Number / N-Number | N421PA |
| Manufacturer | CESSNA |
| Model | 421C |
| Year Built | 1976 |
| Manufacturer's Serial Number | 421C0224 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | GTSI0-520-F-K |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 435 hp (325 kW) |
| Total Horsepower | 870 hp (649 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PENLEY STEVEN A |
| Street | 1730 TIMBER RIDGE CIR |
| City | CORINTH |
| State | TX |
| Zip Code | 76210-2812 |
| Region | Southwestern |
| County | Denton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1997-10-22 |
| Certificate Issue Date | 2014-01-02 |
| Last Action Date | 2022-09-23 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51200234 |
| Mode S Code Hex | A5009C |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N421PA.
| Tail Number / N-Number | N421PA |
| Manufacturer | BOEING |
| Model | 707-321B |
| Year Built | 1966 |
| Manufacturer's Serial Number | 19266 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 192 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 4 engines |
| Average Cruising Speed | 466 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | PAN AMERICAN WORLD AIRWAYS |
| Street | PAN AM BLDG |
| City | MANHATTAN |
| State | NY |
| Zip Code | 10017 |
| Region | Eastern |
| County | Denton County |
| Certificate Issue Date | 1970-08-27 |
| Last Status | Valid Registration |
| Cancellation Date | 1977-12-09 |
| Exported To | COLOMBIA |