| Tail Number / N-Number | N3984N |
| Manufacturer | MOONEY |
| Model | M20C |
| Year Built | 1968 |
| Manufacturer's Serial Number | 680012 |
| 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 | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SPENCER AVIATION INC |
| Street | 1025 PITTSBURGH DR |
| City | DELAWARE |
| State | OH |
| Zip Code | 43015-3848 |
| Region | Great Lakes |
| County | Delaware County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1968-01-26 |
| Certificate Issue Date | 2020-10-14 |
| Last Action Date | 2020-10-14 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 51121562 |
| Mode S Code Hex | A4A372 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3984N.
| Tail Number / N-Number | N3984N |
| Manufacturer | BEECH |
| Model | 35 |
| Year Built | 1947 |
| Manufacturer's Serial Number | D-808 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 120 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BOLAND PLANTING CO ET AL |
| Street | UNKNOWN |
| City | ESTILL |
| State | MS |
| Zip Code | 38748 |
| Region | Southwestern |
| County | Delaware County |
| Certificate Issue Date | 1955-05-19 |
| Last Status | Valid Registration |
| Cancellation Date | 1955-08-18 |