Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N99YC.
| Tail Number / N-Number | N99YC |
| Manufacturer | ENSTROM |
| Model | F-28F |
| Year Built | 1997 |
| Manufacturer's Serial Number | 809 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | HIO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 205 hp (153 kW) |
| Type of Registrant | Corporation |
| Owner Name | C G FRANKE AND SON LLC |
| Street | 1220 N MARKET ST STE 606 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19801-2598 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1997-04-18 |
| Certificate Issue Date | 2004-12-15 |
| Last Action Date | 2007-12-18 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2018-01-24 |
| Mode S Code | 53351163 |
| Mode S Code Hex | ADD273 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N99YC.
| Tail Number / N-Number | N99YC |
| Manufacturer | PIPER |
| Model | PA-23 |
| Manufacturer's Serial Number | 231163 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 150 miles per hour |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Mode S Code | 53351163 |
| Mode S Code Hex | ADD273 |