| Tail Number / N-Number | N5991U |
| Manufacturer | PIPER |
| Model | PA-28-140 |
| Year Built | 1970 |
| Manufacturer's Serial Number | 28-26788 |
| 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 | 107 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DIGGLE KENNETH A |
| Street | 26 CLARK MILL ST |
| City | COVENTRY |
| State | RI |
| Zip Code | 02816-6339 |
| Region | New England |
| County | Kent County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1970-05-13 |
| Certificate Issue Date | 2019-02-23 |
| Last Action Date | 2021-09-16 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 51740544 |
| Mode S Code Hex | A7C164 |