| Tail Number / N-Number | N4691T |
| Manufacturer | PIPER |
| Model | PA-22-150 |
| Year Built | 1959 |
| Manufacturer's Serial Number | 22-6713 |
| 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HIRSCH MICHAEL V |
| Street | 117 CLAY ST |
| City | CAMBRIDGE |
| State | MA |
| Zip Code | 02140-1742 |
| Region | New England |
| County | Suffolk County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1967-05-09 |
| Certificate Issue Date | 1990-06-22 |
| Last Action Date | 2020-02-20 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 51336627 |
| Mode S Code Hex | A5BD97 |