| Tail Number / N-Number | N21JH |
| Manufacturer | HAMM |
| Model | PITTS SPECIAL |
| Year Built | 1976 |
| Manufacturer's Serial Number | ANW0L2 |
| Aircraft Type | Fixed wing single engine |
| 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 | 72 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DETSCH ANDREW J |
| Street | 2815 CHERRY ST |
| City | BERKELEY |
| State | CA |
| Zip Code | 94705-2309 |
| Region | Western-Pacific |
| County | Alameda County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1978-05-16 |
| Certificate Issue Date | 1983-08-18 |
| Last Action Date | 2020-09-06 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 50333771 |
| Mode S Code Hex | A1B7F9 |