| Tail Number / N-Number | N81971 |
| Manufacturer | AERONCA |
| Model | 7AC |
| Year Built | 1946 |
| Manufacturer's Serial Number | 7AC-4399 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | A&C65 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HOLMGREN DAVID J |
| Street | 999 OAKLAND AVE |
| City | PLAINFIELD |
| State | NJ |
| Zip Code | 07060 |
| Region | Eastern |
| County | Union County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-07-16 |
| Certificate Issue Date | 1978-05-11 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-04-30 |
| Status | Valid Registration |
| Mode S Code | 52627062 |
| Mode S Code Hex | AB2E32 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N81971.
| Tail Number / N-Number | N81971 |
| Manufacturer | AERONCA |
| Model | 7AC |
| Year Built | 1946 |
| Manufacturer's Serial Number | 7AC-596 |
| 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 | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LUDWICK FRED F JR |
| Street | RT 1 BOX 930 |
| City | WARRENTON |
| State | OR |
| Zip Code | 97146 |
| Region | Northwest Mountain |
| County | Union County |
| Certificate Issue Date | 1964-11-05 |
| Last Status | Valid Registration |
| Cancellation Date | 1973-05-07 |