| Tail Number / N-Number | N4943 |
| Manufacturer | CORSON RICHARD E |
| Model | RV-4 |
| Year Built | 2014 |
| Manufacturer's Serial Number | 4311 |
| 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-320-D2B |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 160 hp (119 kW) |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-4 |
| Type of Registrant | Individual |
| Owner Name | SHACKLETON YORK A |
| Street | PO BOX 999 |
| City | LOS ALAMOS |
| State | CA |
| Zip Code | 93440-0999 |
| Region | Western-Pacific |
| County | Santa Barbara County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2015-02-12 |
| Certificate Issue Date | 2021-02-27 |
| Last Action Date | 2021-02-27 |
| Expiration Date | 2028-02-29 |
| Status | Valid Registration |
| Mode S Code | 51420665 |
| Mode S Code Hex | A621B5 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4943.
| Tail Number / N-Number | N4943 |
| Manufacturer | ADAMS |
| Model | WOMBAT 49 |
| Manufacturer's Serial Number | DA-41649 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | ADAMS DAVID N |
| Street | 611 LINDEN AVE |
| City | GRASS VALLEY |
| State | CA |
| Zip Code | 95945 |
| Region | Western-Pacific |
| County | Santa Barbara County |
| Certificate Issue Date | 1970-04-09 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-12-08 |