Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4631.
| Tail Number / N-Number | N4631 |
| Manufacturer | LINEBERGER |
| Model | B-8M |
| Year Built | 1968 |
| Manufacturer's Serial Number | LKL-1 |
| Aircraft Type | Rotorcraft |
| 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 | 45 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LINEBERGER LABON KEITH |
| Street | BOX 600 RD 2002 |
| City | STANLEY |
| State | NC |
| Zip Code | 28164 |
| Region | Eastern |
| Certificate Issue Date | 1968-11-04 |
| Last Status | Valid Registration |
| Cancellation Date | 1981-05-06 |
| Mode S Code | 51323473 |
| Mode S Code Hex | A5A73B |