Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N51NC.
| Tail Number / N-Number | N51NC |
| Manufacturer | DEHAVILLAND |
| Model | CARIBOU DHC-4 |
| Year Built | 1968 |
| Manufacturer's Serial Number | 261 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 32 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | R-2000 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,450 hp (1,082 kW) |
| Total Horsepower | 2,900 hp (2,163 kW) |
| Average Cruising Speed | 136 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | PEN TURBO AVIATION INC |
| Street | 1340 EAST ROAD CAPE MAY CO ARPT |
| City | RIO GRANDE |
| State | NJ |
| Zip Code | 08242 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1994-11-27 |
| Certificate Issue Date | 1994-10-06 |
| Last Action Date | 2009-10-20 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-10-31 |
| Mode S Code | 51460105 |
| Mode S Code Hex | A66045 |