| Tail Number / N-Number | N531NA |
| Manufacturer | PIPER |
| Model | PA-28-181 |
| Year Built | 1977 |
| Manufacturer's Serial Number | 28-7790414 |
| 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 | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | OBRIEN AVIATION INC |
| Street | 1800-2 SPRUCE CREEK BLVD |
| City | PORT ORANGE |
| State | FL |
| Zip Code | 32128 |
| Region | Southern |
| County | Volusia County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-03-16 |
| Certificate Issue Date | 2014-04-17 |
| Last Action Date | 2022-11-14 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 51532521 |
| Mode S Code Hex | A6B551 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N531NA.
| Tail Number / N-Number | N531NA |
| Manufacturer | LOCKHEED |
| Model | XH-51N |
| Manufacturer's Serial Number | 1003 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 120 miles per hour |
| Type of Registrant | Government |
| Owner Name | NASA LANGLEY RESEARCH CENTER |
| Street | NASA LANGLEY RES CNTR RAFD MS255 |
| City | HAMPTON |
| State | VA |
| Zip Code | 23365 |
| Region | Eastern |
| County | Volusia County |
| Certificate Issue Date | 1971-02-25 |
| Last Status | Valid Registration |
| Cancellation Date | 1974-05-09 |