| Tail Number / N-Number | N4185C |
| Manufacturer | CESSNA |
| Model | 170B |
| Year Built | 1952 |
| Manufacturer's Serial Number | 20597 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | C145 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 145 hp (108 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DUFFIN ANTHONY D |
| Street | 2423 PALISADE DR |
| City | CABOT |
| State | AR |
| Zip Code | 72023-3684 |
| Region | Southwestern |
| County | Lonoke County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1996-03-20 |
| Certificate Issue Date | 2020-02-12 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-02-28 |
| Status | Valid Registration |
| Mode S Code | 51172342 |
| Mode S Code Hex | A4F4E2 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4185C.
| Tail Number / N-Number | N4185C |
| Manufacturer | CESSNA |
| Model | T210N |
| Manufacturer's Serial Number | 21063567 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| County | Lonoke County |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1988-08-30 |