Aircraft Description
N406MM is a 1971 Williams MM-1, a single-engine reciprocating (piston) aircraft registered to Dean David E in Yerington, NV. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on November 10, 1975. The registration certificate was issued on February 21, 2024. The registration is set to expire on February 28, 2031. Powered by a Cont Motor C85 SERIES engine producing 85 horsepower, N406MM is. The aircraft's Mode S transponder code is A4C40A (hex), used for ADS-B identification and flight tracking. The FAA registry record for N406MM was last updated on February 22, 2024. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.
Williams is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 8 Williams aircraft currently registered in the FAA database, including the MM-1 model.
AviatorDB has found no NTSB accident or incident reports involving N406MM. 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.
Registered Owner
Powerplant & Avionics
Additional Details
Data Source
Data provided by the US Federal Aviation Administration. View on FAA.gov
Last updated: 2026-05-01 01:32:20 UTC