| Tail Number / N-Number | N81531 |
| Manufacturer | PIPER |
| Model | PA-28-236 |
| Year Built | 1980 |
| Manufacturer's Serial Number | 28-8011088 |
| 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 | 0-540 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Type of Registrant | Co-Ownership |
| Owner Name | SHROYER TIMOTHY M |
| Other Names |
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| Street | 765 CAMPBELL AVE |
| City | LOS ALTOS |
| State | CA |
| Zip Code | 94024-4835 |
| Region | Western-Pacific |
| County | Santa Clara County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-01-23 |
| Certificate Issue Date | 1993-02-25 |
| Last Action Date | 2022-02-16 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 52617312 |
| Mode S Code Hex | AB1ECA |