| Tail Number / N-Number | N503NA |
| Manufacturer | CESSNA |
| Model | 402B |
| Manufacturer's Serial Number | 402B-0313 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 198 miles per hour |
| Type of Registrant | Government |
| Owner Name | CLOVER PARK TECHNICAL COLLEGE |
| Street | 4500 STEILACOOM BLVD SW |
| City | LAKEWOOD |
| State | WA |
| Zip Code | 98499-4004 |
| Region | Northwest Mountain |
| County | Pierce County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1972-11-30 |
| Certificate Issue Date | 2000-03-08 |
| Last Action Date | 2022-11-30 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 51443102 |
| Mode S Code Hex | A64642 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N503NA.
| Tail Number / N-Number | N503NA |
| Manufacturer | AERO COMMANDER |
| Model | 680 |
| Manufacturer's Serial Number | 680-577-222 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 7 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 188 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | NASA LANGLEY RESEARCH CENTER |
| Street | FRD MS 255A |
| City | HAMPTON |
| State | VA |
| Zip Code | 23365 |
| Region | Eastern |
| County | Pierce County |
| Certificate Issue Date | 1980-09-24 |
| Last Status | Valid Registration |
| Cancellation Date | 1980-09-29 |