Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N856A.
| Tail Number / N-Number | N856A |
| Manufacturer | CESSNA |
| Model | 421B |
| Year Built | 1975 |
| Manufacturer's Serial Number | 421B-0856 |
| 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 | GTSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | MCNICOLL AVIATION INC |
| Other Names |
|
| Street | 3511 SILVERSIDE RD STE 105 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19810-4902 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2000-02-25 |
| Certificate Issue Date | 2001-01-30 |
| Last Action Date | 2008-09-04 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2018-01-26 |
| Mode S Code | 52736642 |
| Mode S Code Hex | ABBDA2 |