| Tail Number / N-Number | N691WM |
| Manufacturer | GILBERT KENT G |
| Model | WHIRLYBIRD |
| Year Built | 2013 |
| Manufacturer's Serial Number | WB2013 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | VIKING |
| Engine Model | 110 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 110 hp (82 kW) |
| Type of Registrant | Individual |
| Owner Name | BROCK SHANE R |
| Street | 12012 KINGSBRIDGE RD |
| City | FORT WAYNE |
| State | IN |
| Zip Code | 46814-7555 |
| Region | Great Lakes |
| County | Allen County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2013-04-21 |
| Certificate Issue Date | 2023-02-13 |
| Last Action Date | 2023-02-13 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration from a Trainee |
| Mode S Code | 52230155 |
| Mode S Code Hex | A9306D |