Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4923X.
| Tail Number / N-Number | N4923X |
| Manufacturer | ROCKWELL INTERNATIONAL |
| Model | S-2R |
| Year Built | 1974 |
| Manufacturer's Serial Number | 2119R |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R1340 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 600 hp (448 kW) |
| Average Cruising Speed | 82 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | M J AVIATION INC |
| Street | 24028 405TH AVE |
| City | LETCHER |
| State | SD |
| Zip Code | 57359-6119 |
| Country | US |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1974-12-16 |
| Certificate Issue Date | 2000-07-21 |
| Last Action Date | 2004-07-20 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2004-08-25 |
| Mode S Code | 51415135 |
| Mode S Code Hex | A61A5D |