| Tail Number / N-Number | N421SH |
| Manufacturer | CESSNA |
| Model | 421A |
| Manufacturer's Serial Number | 0080 |
| 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 | 172 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SHEPARD GREGORY W |
| Street | 2243 WIDMAN WAY |
| City | FORT MYERS |
| State | FL |
| Zip Code | 33901-3617 |
| Region | Southern |
| County | Lee County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2018-12-19 |
| Last Action Date | 2021-07-15 |
| Expiration Date | 2028-12-31 |
| Status | Valid Registration |
| Mode S Code | 51200356 |
| Mode S Code Hex | A500EE |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N421SH.
| Tail Number / N-Number | N421SH |
| Manufacturer | CESSNA |
| Model | 421 |
| Year Built | 1968 |
| Manufacturer's Serial Number | 421-0078 |
| 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-C |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 340 hp (254 kW) |
| Total Horsepower | 680 hp (507 kW) |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | XXX |
| City | GRAND RAPIDS |
| State | MI |
| Zip Code | 49508 |
| County | Lee County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1968-03-11 |
| Last Action Date | 2001-07-16 |
| Last Status | Sale Reported – Pending Cancellation |
| Cancellation Date | 2013-04-09 |