| Tail Number / N-Number | N20402 |
| Manufacturer | CESSNA |
| Model | 172M |
| Year Built | 1972 |
| Manufacturer's Serial Number | 17261261 |
| 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 | FOSDICK KENNETH E |
| Street | 37 UNION ST |
| City | PLYMOUTH |
| State | MA |
| Zip Code | 02360-3339 |
| Region | New England |
| County | Plymouth County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1972-12-21 |
| Certificate Issue Date | 2017-12-20 |
| Last Action Date | 2020-09-10 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 50321522 |
| Mode S Code Hex | A1A352 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N20402.
| Tail Number / N-Number | N20402 |
| Manufacturer | WELCH |
| Model | OW5M |
| Year Built | 1938 |
| Manufacturer's Serial Number | 132 |
| 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 |
| Type of Registrant | Individual |
| Owner Name | BLAKE RICHARD S |
| Street | BOX 350 |
| City | PRESCOTT |
| State | AZ |
| Zip Code | 86301 |
| Region | Western-Pacific |
| County | Plymouth County |
| Country | US |
| Certificate Issue Date | 1951-12-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1955-10-06 |