| Tail Number / N-Number | N88646 |
| Manufacturer | CESSNA |
| Model | 421C |
| Manufacturer's Serial Number | 421C0630 |
| 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) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | LLC |
| Owner Name | ZG3 LLC |
| Street | N59W14272 BOBOLINK AVE |
| City | MENOMONEE FALLS |
| State | WI |
| Zip Code | 53051-5957 |
| Region | Great Lakes |
| County | Waukesha County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-03-02 |
| Certificate Issue Date | 2020-10-16 |
| Last Action Date | 2020-10-16 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 53033442 |
| Mode S Code Hex | AC3722 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N88646.
| Tail Number / N-Number | N88646 |
| Manufacturer | PIPER |
| Model | J3C-65 |
| Manufacturer's Serial Number | 16275 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WERNER FLYING SERVICE INC |
| Street | BOX 302 |
| City | TOMAHAWK |
| State | WI |
| Zip Code | 54487 |
| Region | Great Lakes |
| County | Waukesha County |
| Certificate Issue Date | 1946-04-30 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-04-08 |