| Tail Number / N-Number | N51726 |
| Manufacturer | BILL ROBERT |
| Model | HERCULES TRIKE |
| Year Built | 2003 |
| Manufacturer's Serial Number | 031351 RRB |
| Aircraft Type | Weight-shift-control |
| 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 | BILL ROBERT R |
| Street | 25155 KAUFFMAN AVE |
| City | RED BLUFF |
| State | CA |
| Zip Code | 96080-8980 |
| Region | Western-Pacific |
| County | Tehama County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-08-11 |
| Certificate Issue Date | 2007-08-03 |
| Last Action Date | 2020-12-10 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51477055 |
| Mode S Code Hex | A67E2D |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N51726.
| Tail Number / N-Number | N51726 |
| Manufacturer | RYAN AERONAUTICAL |
| Model | PT-22 |
| Manufacturer's Serial Number | 41-21004 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | GEORGE DAVID WISNER |
| Street | 909 UNIVERSITY BLDG |
| City | SYRACUSE |
| State | NY |
| Zip Code | 10001 |
| Region | Eastern |
| County | Tehama County |
| Certificate Issue Date | 1945-04-15 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-02-10 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N51726.
| Tail Number / N-Number | N51726 |
| Manufacturer | ENSTROM |
| Model | F-28C |
| Manufacturer's Serial Number | 419 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 75 miles per hour |
| County | Tehama County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |