Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N81993.
| Tail Number / N-Number | N81993 |
| Manufacturer | CABRINHA RICHARD E |
| Model | 423 |
| Manufacturer's Serial Number | 102 |
| 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 |
| Last Action Date | 1995-04-08 |
| Last Status | N-Number assigned as a Non Type Certificated (Amateur) but has not been registered that is pending cancellation |
| Cancellation Date | 2011-05-25 |
| Mode S Code | 52627172 |
| Mode S Code Hex | AB2E7A |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N81993.
| Tail Number / N-Number | N81993 |
| Manufacturer | PIPER |
| Model | PA-28-161 |
| Manufacturer's Serial Number | 288216176 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 108 miles per hour |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1990-08-10 |
| Mode S Code | 52627172 |
| Mode S Code Hex | AB2E7A |