| Tail Number / N-Number | N20648 |
| Manufacturer | CESSNA |
| Model | 172M |
| Year Built | 1973 |
| Manufacturer's Serial Number | 17261460 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 108 miles per hour |
| Type of Registrant | Individual |
| Owner Name | OBRIEN DAVID |
| Street | 2004 ISLAND RD |
| City | HARVARD |
| State | IL |
| Zip Code | 60033-9635 |
| Region | Great Lakes |
| County | McHenry County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1973-02-20 |
| Certificate Issue Date | 1987-01-07 |
| Last Action Date | 2022-02-09 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 50325522 |
| Mode S Code Hex | A1AB52 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N20648.
| Tail Number / N-Number | N20648 |
| Manufacturer | GRUMMAN |
| Model | G-21A |
| Manufacturer's Serial Number | 1018 |
| Aircraft Type | Fixed wing multi engine |
| Category | Amphibian |
| 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 | 150 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | R M HOLLINGSHEAD CORP |
| Street | 840 COOPER ST |
| City | CAMDEN |
| State | NJ |
| Zip Code | 08540 |
| Region | Eastern |
| County | McHenry County |
| Certificate Issue Date | 1948-06-25 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-04-14 |
| Exported To | ECUADOR |