| Tail Number / N-Number | N8023Y |
| Manufacturer | MAYFIELD JAMES P |
| Model | SPARROWHAWK |
| Year Built | 2004 |
| Manufacturer's Serial Number | 2003003 |
| 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 | SUBARU |
| Engine Model | ALL MDLS A/B |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 400 hp (298 kW) |
| Type of Registrant | Individual |
| Owner Name | NEWBOLD ED |
| Street | 8632 CADET DR S |
| City | GALLOWAY |
| State | OH |
| Zip Code | 43119-8741 |
| Region | Great Lakes |
| County | Franklin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2004-09-04 |
| Certificate Issue Date | 2011-06-24 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 52566043 |
| Mode S Code Hex | AAEC23 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N8023Y.
| Tail Number / N-Number | N8023Y |
| Manufacturer | WHITMORE HENRY L |
| Model | HUMMEL BIRD |
| Manufacturer's Serial Number | 3219P |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | WHITMORE HENRY L |
| Street | 66 WASHINGTON ST |
| City | ELLSWORTH |
| State | ME |
| Zip Code | 04605-2105 |
| County | Franklin County |
| Country | US |
| Certificate Issue Date | 1997-07-16 |
| Last Action Date | 2000-07-18 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2000-08-29 |