Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N75378.
| Tail Number / N-Number | N75378 |
| Manufacturer | SIKORSKY |
| Model | R-4B |
| Manufacturer's Serial Number | 26 |
| Aircraft Type | Rotorcraft |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | WARNER |
| Engine Model | SS185 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Average Cruising Speed | 56 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MCCOLLUM LOUISE |
| Street | RT 5 |
| City | DANVILLE |
| State | IL |
| Zip Code | 61832 |
| Country | US |
| Airworthiness Classification | Limited |
| Airworthiness Date | 1957-10-24 |
| Certificate Issue Date | 1957-10-29 |
| Last Action Date | 1987-03-01 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-07-03 |
| Mode S Code | 52424234 |
| Mode S Code Hex | AA289C |