| Tail Number / N-Number | N4420K |
| Manufacturer | CURTISS WRIGHT |
| Model | P-40E |
| Manufacturer's Serial Number | AK75315134 |
| 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 |
| Average Cruising Speed | 263 miles per hour |
| Type of Registrant | LLC |
| Owner Name | RARE BIRDS MONTANA LLC |
| Street | 571 INVERNESS TRL |
| City | HAMILTON |
| State | MT |
| Zip Code | 59840-9298 |
| Region | Northwest Mountain |
| County | Ravalli County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2023-01-24 |
| Last Action Date | 2023-01-24 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51252155 |
| Mode S Code Hex | A5546D |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4420K.
| Tail Number / N-Number | N4420K |
| Manufacturer | BERRYHILL LONNIE |
| Model | GUPPY SNS2 |
| Manufacturer's Serial Number | 233 |
| 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 | BERRYHILL LONNIE G |
| Street | RT 2 BOX 47 |
| City | WINCHESTER |
| State | TN |
| Zip Code | 37398 |
| County | Ravalli County |
| Country | US |
| Certificate Issue Date | 1983-08-03 |
| Last Action Date | 1991-01-31 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1991-10-15 |