| Tail Number / N-Number | N4584K |
| Manufacturer | RYAN |
| Model | NAVION |
| Year Built | 1948 |
| Manufacturer's Serial Number | NAV-4-1584 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | E225 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 225 hp (168 kW) |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | CONWAY EDWIN M |
| Other Names |
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| Street | 11051 SPRUCE AVE |
| City | BLOOMINGTON |
| State | CA |
| Zip Code | 92316-3223 |
| Region | Western-Pacific |
| County | San Bernardino County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-04-19 |
| Certificate Issue Date | 2006-10-19 |
| Last Action Date | 2021-06-07 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 51311302 |
| Mode S Code Hex | A592C2 |