| Tail Number / N-Number | N41423 |
| Manufacturer | BUTLER LAWRENCE R |
| Model | BUTLER-BARNETT J4B2 |
| Year Built | 2007 |
| Manufacturer's Serial Number | 377 |
| 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 | BUTLER LAWRENCE R |
| Street | 800 MAPLE LANE |
| City | EASTON |
| State | PA |
| Zip Code | 18045 |
| Region | Eastern |
| County | Northampton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-08-03 |
| Certificate Issue Date | 2007-02-08 |
| Last Action Date | 2022-06-03 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 51162666 |
| Mode S Code Hex | A4E5B6 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N41423.
| Tail Number / N-Number | N41423 |
| Manufacturer | PIPER |
| Model | J5A |
| Year Built | 1941 |
| Manufacturer's Serial Number | 51379 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | A&C75 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 75 hp (56 kW) |
| Average Cruising Speed | 77 miles per hour |
| Type of Registrant | Individual |
| Owner Name | BUTLER ROY I |
| Street | 1455 ETON RD |
| City | BIRMINGHAM |
| State | MI |
| Zip Code | 48008 |
| County | Northampton County |
| Country | US |
| Last Action Date | 1977-01-14 |
| Last Status | Certificate of Registration has been revoked |
| Cancellation Date | 2006-11-20 |