Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N56SA.
| Tail Number / N-Number | N56SA |
| Manufacturer | CESSNA |
| Model | 402 |
| Year Built | 1968 |
| Manufacturer's Serial Number | 402-0186 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 285 hp (213 kW) |
| Total Horsepower | 570 hp (425 kW) |
| Average Cruising Speed | 198 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | NORTHROP GRUMMAN SYSTEMS CORP |
| Street | 1120 ECHO CT |
| City | PEACHTREE CITY |
| State | GA |
| Zip Code | 30269-1928 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1968-02-08 |
| Certificate Issue Date | 2009-07-20 |
| Last Action Date | 2011-11-18 |
| Last Status | Registration Expired - Pending Cancellation |
| Cancellation Date | 2018-01-10 |
| Mode S Code | 51623042 |
| Mode S Code Hex | A72622 |