| Tail Number / N-Number | N3944S |
| Manufacturer | MASON MANFRED |
| Model | RV-4 |
| Year Built | 1990 |
| Manufacturer's Serial Number | 728 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | MASON MANFRED |
| Street | 125 DURHAM DR |
| City | FAYETTEVILLE |
| State | GA |
| Zip Code | 30214 |
| Region | Southern |
| County | Fayette County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1990-10-04 |
| Certificate Issue Date | 1990-03-26 |
| Last Action Date | 2022-10-05 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 51112232 |
| Mode S Code Hex | A4949A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3944S.
| Tail Number / N-Number | N3944S |
| Manufacturer | CESSNA |
| Model | 172E |
| Manufacturer's Serial Number | 17251144 |
| 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 | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CESSNA AIRCRAFT CO |
| Street | GENERAL DELIVERY |
| City | WICHITA |
| State | KS |
| Zip Code | 67201 |
| Region | Central |
| County | Fayette County |
| Last Status | Valid Registration |
| Cancellation Date | 1964-01-27 |
| Exported To | AUSTRALIA |