N404MS - 2000 Raytheon Aircraft Company 400A Aircraft Registration

N404MS is a 2000 Raytheon Aircraft Company 400A, a twin-engine turbo-fan aircraft registered to Air 121 LLC in Jacksonville, FL. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on July 26, 2000. The registration certificate was issued on July 22, 2019. The registration is set to expire on July 31, 2029. Powered by a P&w Canada JT15D 5 SER engine producing 2900 pounds of thrust, N404MS is. The aircraft's Mode S transponder code is A4BCA1 (hex), used for ADS-B identification and flight tracking. N404MS was last tracked by AviatorDB near Austin Bergstrom International Airport (KAUS) on June 22, 2026. The FAA registry record for N404MS was last updated on August 18, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Hawker 400XP was the final evolution of a light business jet lineage that bridged Japanese engineering with American production excellence. First flown in its original MU-300 Diamond form in August 1978, the 400XP variant entered service in 2004 as a twin-engine turbofan capable of carrying up to nine passengers. With a transcontinental range of 1,950 nautical miles and a service ceiling of 45,000 feet, the aircraft measured 48.41 feet in length with a 47.67-foot wingspan. Raytheon Aircraft produced 225 examples between 2004 and 2010 at their Wichita, Kansas facility. AviatorDB tracks 2,152 Raytheon Aircraft Company aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is BE40.

AviatorDB has found no NTSB accident or incident reports involving N404MS. 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.