| Tail Number / N-Number | N4471J |
| Manufacturer | ROBINSON HELICOPTER COMPANY |
| Model | R44 II |
| Year Built | 2011 |
| Manufacturer's Serial Number | 13106 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-540-AE1A5 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | LLC |
| Owner Name | N4471J LLC |
| Street | 3500 S DUPONT HWY |
| City | DOVER |
| State | DE |
| Zip Code | 19901-6041 |
| Region | Eastern |
| County | Kent County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2011-02-25 |
| Certificate Issue Date | 2020-01-14 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-01-31 |
| Status | Valid Registration |
| Mode S Code | 51263442 |
| Mode S Code Hex | A56722 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4471J.
| Tail Number / N-Number | N4471J |
| Manufacturer | PIPER |
| Model | PA-28-140 |
| Manufacturer's Serial Number | 28-22887 |
| 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 | 107 miles per hour |
| Type of Registrant | Government |
| Owner Name | RAF UPPER HEYFORD AERO CLUB |
| Street | BOX 2304 |
| City | NEW YORK CITY |
| State | NY |
| Zip Code | 09194 |
| Region | Eastern |
| County | Kent County |
| Certificate Issue Date | 1970-10-14 |
| Last Status | Valid Registration |
| Cancellation Date | 1972-07-12 |
| Exported To | UNITED KINGDOM |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4471J.
| Tail Number / N-Number | N4471J |
| Manufacturer | DOUGLAS |
| Model | DC3C |
| Manufacturer's Serial Number | 6187 |
| 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) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 144 miles per hour |
| Type of Registrant | Corporation |
| County | Kent County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1990-11-07 |