| Tail Number / N-Number | N4954 |
| Manufacturer | WEHRMANN |
| Model | MUSTANG II |
| Manufacturer's Serial Number | 141 |
| 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) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LONGWORTH MICHAEL P |
| Street | 211 ARDMORE DR |
| City | MIDDLETOWN |
| State | OH |
| Zip Code | 45042-3510 |
| Region | Great Lakes |
| County | Butler County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1979-12-06 |
| Certificate Issue Date | 2019-06-10 |
| Last Action Date | 2022-01-17 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 51422617 |
| Mode S Code Hex | A6258F |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4954.
| Tail Number / N-Number | N4954 |
| Manufacturer | TRAVEL AIR |
| Model | S-2000 |
| Manufacturer's Serial Number | 452 |
| 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 |
| Type of Registrant | Individual |
| Owner Name | DIXON FREDERICK S |
| County | Butler County |
| Last Status | Valid Registration |
| Cancellation Date | 1937-07-15 |