Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4772S.
| Tail Number / N-Number | N4772S |
| Manufacturer | EXPERIMENTAL GYROPLANE |
| Model | M-2 |
| Manufacturer's Serial Number | 9101964 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 86 miles per hour |
| Type of Registrant | Individual |
| Owner Name | RICHARD L MONTGOMERY |
| Street | 3674 DUBSDREAD CIR |
| City | ORLANDO |
| State | FL |
| Zip Code | 32670 |
| Region | Southern |
| Certificate Issue Date | 1964-12-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-01-04 |
| Mode S Code | 51356712 |
| Mode S Code Hex | A5DDCA |