Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N57998.
| Tail Number / N-Number | N57998 |
| Manufacturer | BONOMO |
| Model | B-8M |
| Year Built | 1974 |
| Manufacturer's Serial Number | 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 | BONOMO RONALD J |
| Street | 119 FAIR APT 8 |
| City | TRAVERSE CITY |
| State | MI |
| Zip Code | 49684 |
| Country | US |
| Certificate Issue Date | 1974-07-31 |
| Last Action Date | 1977-02-19 |
| Last Status | Revoked – Canceled |
| Cancellation Date | 2012-08-27 |
| Mode S Code | 51671614 |
| Mode S Code Hex | A7738C |