| Tail Number / N-Number | N75051 |
| Manufacturer | WILLIAMS SAMUEL V |
| Model | CHALLENGER II |
| Year Built | 2007 |
| Manufacturer's Serial Number | CH2-0899-1899 |
| 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) |
| Engine Manufacturer | ROTAX |
| Engine Model | 503 DCDI |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 52 hp (39 kW) |
| Type of Registrant | Individual |
| Owner Name | NEWCOMBE STEVEN P |
| Street | 1832 WESTMOOR DR |
| City | FORISTELL |
| State | MO |
| Zip Code | 63348-1931 |
| Region | Central |
| County | St. Charles County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-02-19 |
| Certificate Issue Date | 2020-08-07 |
| Last Action Date | 2020-08-07 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 52416452 |
| Mode S Code Hex | AA1D2A |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N75051.
| Tail Number / N-Number | N75051 |
| Manufacturer | PIPER |
| Model | PA-32-300 |
| Manufacturer's Serial Number | 32-7640089 |
| Aircraft Type | Fixed wing single 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 | 1 engine |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | INTERNATIONAL AIRCRAFT DELIVERIES INC |
| Street | P O BOX 1086 |
| City | MIAMI |
| State | FL |
| Zip Code | 33156 |
| Region | Southern |
| County | St. Charles County |
| Certificate Issue Date | 1976-05-11 |
| Last Status | Valid Registration |
| Cancellation Date | 1976-11-03 |
| Exported To | SOUTH AFRICA |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N75051.
| Tail Number / N-Number | N75051 |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 |
| Year Built | 2003 |
| Manufacturer's Serial Number | 1303 |
| Aircraft Type | Rotorcraft |
| 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 | 0-540 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Type of Registrant | Corporation |
| Owner Name | ROBINSON HELICOPTER CO |
| Street | 2901 AIRPORT DR |
| City | TORRANCE |
| State | CA |
| Zip Code | 90505-6115 |
| County | St. Charles County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2003-05-12 |
| Last Action Date | 2003-05-15 |
| Last Status | Aircraft registered to the manufacturer under their Dealer Certificate |
| Cancellation Date | 2003-06-16 |
| Exported To | RUSSIAN FEDERATION |