N412K - 1946 Beech D18S Aircraft Registration

N412K is a 1946 Beech D18S, a twin-engine reciprocating (piston) aircraft registered to Kourtis Vintage Aviation LLC in Owasso, OK. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on October 16, 1956. The registration certificate was issued on May 24, 2023. The registration is set to expire on May 31, 2030. Powered by a P&w R-985 SERIES engine producing 450 horsepower, N412K is. The aircraft's Mode S transponder code is A4DC6F (hex), used for ADS-B identification and flight tracking. N412K was last tracked by AviatorDB at coordinates 42.6203, -89.0416 on July 3, 2025. The FAA registry record for N412K was last updated on December 23, 2024. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Beechcraft Model 18, known as the "Twin Beech," holds the record for the longest continuous production run of any piston-engine aircraft in aviation history. First flown on January 15, 1937, it was a low-wing twin-engine monoplane that could carry six to eight passengers or equivalent cargo loads. Spanning 32 years of production with over 9,000 aircraft built in 32 variations, it measured just over 35 feet in length with twin Pratt & Whitney Wasp Jr. radial engines. The aircraft was manufactured by Beech Aircraft Corporation of Wichita, Kansas. AviatorDB tracks 18,376 Beech aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is BE18.

AviatorDB has found no NTSB accident or incident reports involving N412K. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.