N9557U - 1977 Grumman American Avn. Corp. AA-1C Aircraft Registration

N9557U is a 1977 Grumman American Avn. Corp. AA-1C, a single-engine reciprocating (piston) aircraft registered to Lee Henry in San Luis Obispo, CA. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on February 26, 1977. The registration certificate was issued on November 5, 2022. The registration is set to expire on November 30, 2029. Powered by a Lycoming 0-235 SERIES engine producing 115 horsepower, N9557U is. The aircraft's Mode S transponder code is AD4A9A (hex), used for ADS-B identification and flight tracking. N9557U was last tracked by AviatorDB near San Luis County Regional Airport (KSBP) on March 16, 2026. The FAA registry record for N9557U was last updated on September 15, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Grumman Aircraft (later Northrop Grumman) was a major American aircraft manufacturer known for naval fighters in World War II and the Apollo Lunar Module. In general aviation, the Grumman American AA-5 and Tiger series remain popular sport aircraft. AviatorDB tracks 1,674 Grumman American Avn. Corp. aircraft currently registered in the FAA database, including the AA-1C model.

AviatorDB has found no NTSB accident or incident reports involving N9557U. 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.