| Tail Number / N-Number | N511S |
| Manufacturer | AEROPRO CZ S R O |
| Model | A240 |
| Manufacturer's Serial Number | 65622 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | AEROTREK AIRCRAFT INC |
| Street | 34 E ANTIOCH RD |
| City | BLOOMFIELD |
| State | IN |
| Zip Code | 47424-5161 |
| Region | Great Lakes |
| County | Greene County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2023-01-30 |
| Last Action Date | 2023-01-30 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51463266 |
| Mode S Code Hex | A666B6 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N511S.
| Tail Number / N-Number | N511S |
| Manufacturer | CESSNA |
| Model | T337H |
| Manufacturer's Serial Number | 33701905 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Corporation |
| Owner Name | O'BRIEN PLUMBING COMPANY INC |
| Street | PO BOX 4123 |
| City | ST THOMAS |
| State | VI |
| Zip Code | 00801 |
| County | Greene County |
| Country | VI |
| Certificate Issue Date | 1986-05-05 |
| Last Action Date | 1994-09-21 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1997-08-22 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N511S.
| Tail Number / N-Number | N511S |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R22 BETA |
| Year Built | 2002 |
| Manufacturer's Serial Number | 3355 |
| Aircraft Type | Rotorcraft |
| 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 | LYCOMING |
| Engine Model | O-360 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | 15320A BARRANCA PKWY |
| City | IRVINE |
| State | CA |
| Zip Code | 92618-2215 |
| County | Greene County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2002-07-31 |
| Last Action Date | 2005-04-05 |
| Last Status | Sale Reported – Canceled |
| Cancellation Date | 2013-08-07 |