| Tail Number / N-Number | N3021J |
| Manufacturer | CESSNA |
| Model | 150E |
| Year Built | 1965 |
| Manufacturer's Serial Number | 15061121 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | 0-200 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DUFFY WILLIAM B |
| Street | 7617 FM 428 |
| City | DENTON |
| State | TX |
| Zip Code | 76208-3998 |
| Region | Southwestern |
| County | Denton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1965-01-12 |
| Certificate Issue Date | 2011-07-18 |
| Last Action Date | 2021-11-01 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 50624504 |
| Mode S Code Hex | A32944 |