| Tail Number / N-Number | N12K |
| Type of Reservation | Fee paid |
| Reserving Party Name | HEAVY LIFTING LLC |
| Street | 2407 S CONGRESS AVE STE E # 122 |
| City | AUSTIN |
| State | TX |
| Zip Code | 78704-5500 |
| Date Reserved | 2021-09-08 |
| Expiration Date | 2023-07-08 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N12K.
| Tail Number / N-Number | N12K |
| Manufacturer | SIERRA |
| Model | S-1 |
| Year Built | 1953 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SIERRADYNE INC |
| Street | 6335 RIGGS PL |
| City | LOS ANGELES |
| State | CA |
| Zip Code | 90045-1239 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1977-12-22 |
| Certificate Issue Date | 1974-02-11 |
| Last Action Date | 2008-05-20 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2014-09-03 |