Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N531RB.
| Tail Number / N-Number | N531RB |
| Manufacturer | BLANKENBERG RAY E JR |
| Model | CHALLENGER SPECIAL |
| Year Built | 1997 |
| Manufacturer's Serial Number | CH2091CW0641 |
| 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) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | REGISTRATION PENDING |
| Street | 17890 BLANCO RD STE 101 |
| City | SAN ANTONIO |
| State | TX |
| Zip Code | 78232-1031 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1997-08-14 |
| Last Action Date | 2000-08-08 |
| Last Status | Registration Pending – Canceled |
| Cancellation Date | 2012-08-27 |
| Mode S Code | 51532635 |
| Mode S Code Hex | A6B59D |