Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4003L.
| Tail Number / N-Number | N4003L |
| Manufacturer | CESSNA |
| Model | 421 |
| Year Built | 1967 |
| Manufacturer's Serial Number | 421-0003 |
| 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) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | ASSOCIATED SERVICE CO INC |
| Street | 2921 DAWSON RD |
| City | TULSA |
| State | OK |
| Zip Code | 74110 |
| Region | Southwestern |
| Certificate Issue Date | 1978-05-31 |
| Last Status | Valid Registration |
| Cancellation Date | 1982-03-02 |
| Mode S Code | 51127555 |
| Mode S Code Hex | A4AF6D |