| Tail Number / N-Number | N71AC |
| Manufacturer | OTTERBACK |
| Model | PITTS SPECIAL S-1 |
| Manufacturer's Serial Number | 7-0148 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | I0360 SER A&C |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Type of Registrant | LLC |
| Owner Name | TWO WINGS AVIATION LLC |
| Street | 24201 DAVID C JOHNSON LOOP |
| City | ELBERT |
| State | CO |
| Zip Code | 80106-9522 |
| Region | Northwest Mountain |
| County | Elbert County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-03-10 |
| Certificate Issue Date | 2018-08-28 |
| Last Action Date | 2021-03-14 |
| Expiration Date | 2028-08-31 |
| Status | Valid Registration |
| Mode S Code | 52274667 |
| Mode S Code Hex | A979B7 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N71AC.
| Tail Number / N-Number | N71AC |
| Manufacturer | WATTS |
| Model | GRUDIEAIRE G-20 |
| Manufacturer's Serial Number | 2245 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 45 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CUDNEY ALBERT W |
| Street | RT 2 BOX 279 |
| City | MORRISVILLE |
| State | NC |
| Zip Code | 27560 |
| Region | Eastern |
| County | Elbert County |
| Certificate Issue Date | 1972-08-07 |
| Last Status | Valid Registration |
| Cancellation Date | 1973-10-30 |