| Tail Number / N-Number | N9531D |
| Manufacturer | CESSNA |
| Model | 172R |
| Year Built | 1999 |
| Manufacturer's Serial Number | 17280473 |
| 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 | I0360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | LLC |
| Owner Name | ATP AIRCRAFT 4 LLC |
| Street | 251 LITTLE FALLS DR |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19808-1674 |
| Region | Eastern |
| County | New Castle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1999-01-12 |
| Certificate Issue Date | 2007-08-22 |
| Last Action Date | 2020-11-23 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 53241113 |
| Mode S Code Hex | AD424B |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N9531D.
| Tail Number / N-Number | N9531D |
| Manufacturer | PIPER |
| Model | PA-22-160 |
| Manufacturer's Serial Number | 22-6447 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MARSHALL CO |
| Street | 522 N 9TH |
| City | PAYETTE |
| State | ID |
| Zip Code | 83661 |
| Region | Northwest Mountain |
| County | New Castle County |
| Certificate Issue Date | 1959-10-08 |
| Last Status | Valid Registration |
| Cancellation Date | 1961-06-30 |
| Exported To | CANADA |