| Tail Number / N-Number | N64606 |
| Manufacturer | VERTOL |
| Model | H21B |
| Manufacturer's Serial Number | 54-4001 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 21 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | WRIGHT |
| Engine Model | R-1820 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 1,475 hp (1,100 kW) |
| Average Cruising Speed | 76 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CLASSIC ROTORS MUSEUM |
| Street | RAMONA AIRPORT HNGR G 2690 MONTECITO RD |
| City | RAMONA |
| State | CA |
| Zip Code | 92065-1611 |
| Region | Western-Pacific |
| County | San Diego County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1992-08-10 |
| Certificate Issue Date | 2021-12-15 |
| Last Action Date | 2021-12-15 |
| Expiration Date | 2028-12-31 |
| Status | Valid Registration |
| Mode S Code | 52076774 |
| Mode S Code Hex | A87DFC |