| Tail Number / N-Number | N2104A |
| Manufacturer | PIPER |
| Model | PA-22-135 |
| Year Built | 1952 |
| Manufacturer's Serial Number | 22-560 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | PITTSBURGH INSTITUTE OF AERONAUTICS |
| Street | 5 ALLEGHENY COUNTY AIRPORT |
| City | WEST MIFFLIN |
| State | PA |
| Zip Code | 15122-2674 |
| Region | Eastern |
| County | Allegheny County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-03-27 |
| Certificate Issue Date | 2011-03-30 |
| Last Action Date | 2023-01-09 |
| Expiration Date | 2030-03-31 |
| Status | Valid Registration |
| Mode S Code | 50336147 |
| Mode S Code Hex | A1BC67 |