Aircraft Description
N240B is a 1999 Learjet INC 31A, a twin-engine turbo-fan aircraft registered to Thunderun Aviation Corp in Glenwood, NY. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on May 28, 1999. The registration certificate was issued on December 30, 2022. The registration is set to expire on December 31, 2029. Powered by a Alliedsign TFE 731-2B engine producing 3500 pounds of thrust, N240B is. The aircraft's Mode S transponder code is A23018 (hex), used for ADS-B identification and flight tracking. N240B was last tracked by AviatorDB near Buffalo Niagara International Airport (KBUF) on March 16, 2026. The FAA registry record for N240B was last updated on September 22, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.
Learjet, now part of Bombardier Aviation, produced lightweight, fast business jets that became synonymous with private aviation. From the original Lear 23 to the Learjet 75 Liberty, the brand symbolizes speed and luxury in business aviation. AviatorDB tracks 858 Learjet INC aircraft currently registered in the FAA database, including the 31A model.
AviatorDB has found no NTSB accident or incident reports involving N240B. 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
Last Known Position
Data Source
Data provided by the US Federal Aviation Administration. View on FAA.gov
Last updated: 2026-04-01 01:32:20 UTC