Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N21RR.
| Tail Number / N-Number | N21RR |
| Manufacturer | PIPER |
| Model | PA-34-200T |
| Year Built | 1977 |
| Manufacturer's Serial Number | 34-7770405 |
| 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 | CONT MOTOR |
| Engine Model | TSIO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 225 hp (168 kW) |
| Total Horsepower | 450 hp (336 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | PAUL WARREN JOHNSON DDS INC |
| Other Names |
|
| Street | 4501 50TH ST STE 200 |
| City | LUBBOCK |
| State | TX |
| Zip Code | 79414-3613 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-09-26 |
| Certificate Issue Date | 2001-09-04 |
| Last Action Date | 2007-09-18 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2015-05-20 |
| Mode S Code | 50334260 |
| Mode S Code Hex | A1B8B0 |