Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N556MB.
| Tail Number / N-Number | N556MB |
| Manufacturer | CESSNA |
| Model | 421C |
| Year Built | 1978 |
| Manufacturer's Serial Number | 421C0468 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | GTSI0-520-F-K |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 435 hp (325 kW) |
| Total Horsepower | 870 hp (649 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SACHA AVIATION INC OWNER TRUSTEE |
| Street | 2711 CENTERVILLE RD STE 400 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19808-1645 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1982-08-24 |
| Certificate Issue Date | 2007-02-01 |
| Last Action Date | 2013-07-31 |
| Last Status | Valid Registration |
| Cancellation Date | 2014-09-09 |
| Mode S Code | 51613312 |
| Mode S Code Hex | A716CA |