| Tail Number / N-Number | N2503B |
| Manufacturer | BLANKENSHIP DOUGLAS M |
| Model | CHALLENGER II SPEC |
| Year Built | 2000 |
| Manufacturer's Serial Number | CH20697CW1621 |
| 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) |
| Engine Manufacturer | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Individual |
| Owner Name | MALDONADO ROBERT R |
| Street | 2901 PARK WAY |
| City | BAKERSFIELD |
| State | CA |
| Zip Code | 93304-1024 |
| Region | Western-Pacific |
| County | Kern County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2000-03-23 |
| Certificate Issue Date | 2005-02-22 |
| Last Action Date | 2022-06-27 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 50455101 |
| Mode S Code Hex | A25A41 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N2503B.
| Tail Number / N-Number | N2503B |
| Manufacturer | PIPER |
| Model | PA-38-112 |
| Manufacturer's Serial Number | 3879A0095 |
| 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 | 183 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | SWAN MICHAEL D |
| Other Names |
|
| Street | 1525 PARKWOOD DRIVE 300 |
| City | WOODBURY |
| State | MN |
| Zip Code | 55125 |
| County | Kern County |
| Country | US |
| Certificate Issue Date | 1995-02-02 |
| Last Action Date | 1995-02-03 |
| Last Status | Valid Registration |
| Cancellation Date | 1996-07-18 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N2503B.
| Tail Number / N-Number | N2503B |
| Manufacturer | AERONCA |
| Model | L-16A |
| Manufacturer's Serial Number | 47-1114 |
| 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 | 90 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TEXAS WING CIVIL AIR PATROL |
| Street | P O BOX 330 |
| City | BRECKENRIDGE |
| State | TX |
| Zip Code | 76024 |
| Region | Southwestern |
| County | Kern County |
| Certificate Issue Date | 1955-04-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-01-07 |