| Tail Number / N-Number | N21962 |
| Manufacturer | SPARTAN |
| Model | 12 |
| Year Built | 1945 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R-985 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 450 hp (336 kW) |
| Average Cruising Speed | 150 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TULSA AIR AND SPACE MUSEUM INC |
| Street | 3624 N 74TH EAST AVE |
| City | TULSA |
| State | OK |
| Zip Code | 74115-3622 |
| Region | Southwestern |
| County | Tulsa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2002-06-17 |
| Certificate Issue Date | 2017-08-09 |
| Last Action Date | 2020-03-11 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 50357066 |
| Mode S Code Hex | A1DE36 |