| Tail Number / N-Number | N45889 |
| Manufacturer | SWENSON |
| Model | CASSUTT IIIM |
| Year Built | 1978 |
| Manufacturer's Serial Number | 227 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | C90 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 95 hp (71 kW) |
| Type of Registrant | Corporation |
| Owner Name | SOUTHERN AIRCRAFT CONSULTANCY INC TRUSTEE |
| Street | GLEBE COTTAGE COOKES RD |
| City | BERGH APTON NFLK |
| Zip Code | NR15 1AA |
| Region | European |
| Country | GB |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-04-03 |
| Certificate Issue Date | 2019-07-29 |
| Last Action Date | 2022-08-29 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51311546 |
| Mode S Code Hex | A59366 |