| Tail Number / N-Number | N51BA |
| Manufacturer | RALPH KNIGHT |
| Model | ELITE |
| Manufacturer's Serial Number | E657 |
| Aircraft Type | Fixed wing single engine |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | Partnership |
| Owner Name | DAVIDSON BRENT V |
| Other Names |
|
| Street | 542A PRESIDIO BLVD |
| City | SAN FRANCISCO |
| State | CA |
| Zip Code | 94129-1402 |
| Region | Western-Pacific |
| County | San Francisco County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2021-03-02 |
| Last Action Date | 2021-03-02 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 51457460 |
| Mode S Code Hex | A65F30 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N51BA.
| Tail Number / N-Number | N51BA |
| Manufacturer | BATES |
| Model | P51-D-75 |
| Manufacturer's Serial Number | DB2 |
| Aircraft Type | Fixed wing single engine |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | BATES DONNIE R |
| Street | 98 NW 40TH ST |
| City | KANSAS CITY |
| State | MO |
| Zip Code | 64116 |
| Region | Central |
| County | San Francisco County |
| Certificate Issue Date | 1977-11-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1984-02-25 |