Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N421WB.
| Tail Number / N-Number | N421WB |
| Manufacturer | CESSNA |
| Model | 421A |
| Year Built | 1994 |
| Manufacturer's Serial Number | 421A0099 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 7 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 2 engines |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | KEYS FAMILY LIMITED LIABILITY |
| Street | 37746 SOUTH EAST RICKERT RD |
| City | CORBETT |
| State | OR |
| Zip Code | 97019 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1994-03-20 |
| Certificate Issue Date | 1994-12-06 |
| Last Action Date | 2001-01-05 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2018-01-19 |
| Mode S Code | 51200514 |
| Mode S Code Hex | A5014C |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N421WB.
| Tail Number / N-Number | N421WB |
| Manufacturer | CESSNA |
| Model | 411 |
| Year Built | 1965 |
| Manufacturer's Serial Number | 411-0018 |
| 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 | 198 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MODERN MATERIALS INC |
| Street | 6280 ARTESIA BLVD |
| City | BUENA PARK |
| State | CA |
| Zip Code | 90620 |
| Region | Western-Pacific |
| Certificate Issue Date | 1974-11-20 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-01-27 |
| Mode S Code | 51200514 |
| Mode S Code Hex | A5014C |