Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4491Y.
| Tail Number / N-Number | N4491Y |
| Manufacturer | PIPER |
| Model | PA-25-235 |
| Year Built | 1966 |
| Manufacturer's Serial Number | 25-4157 |
| 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 | LYCOMING |
| Engine Model | 0-540 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Average Cruising Speed | 93 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PURYEAR JOHN S |
| Street | 1703 ARAPAHO CIR |
| City | GRAHAM |
| State | TX |
| Zip Code | 76450-5001 |
| Country | US |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1966-08-16 |
| Certificate Issue Date | 2001-05-15 |
| Last Action Date | 2004-05-18 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2006-11-15 |
| Exported To | ARGENTINA |
| Mode S Code | 51267236 |
| Mode S Code Hex | A56E9E |