Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N6021.
| Tail Number / N-Number | N6021 |
| Manufacturer | HELIO |
| Model | H-391B |
| Year Built | 1963 |
| Manufacturer's Serial Number | 069 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | GO-435C&D SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Average Cruising Speed | 117 miles per hour |
| Type of Registrant | Individual |
| Owner Name | TWIN PINE AIRPORT |
| Other Names |
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| City | PENNINGTON |
| State | NJ |
| Zip Code | 08534 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1963-06-28 |
| Certificate Issue Date | 1966-08-12 |
| Last Action Date | 1989-09-09 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2012-10-16 |
| Mode S Code | 51750450 |
| Mode S Code Hex | A7D128 |