N403SK - Lockheed P3B Aircraft Registration

N403SK is a Lockheed P3B, a four-engine turbo-prop aircraft registered to United States Customs And Border Protection in Jacksonville, FL. The registration certificate was issued on July 16, 2020. The registration is set to expire on July 31, 2027. The aircraft is configured with 12 seats. The aircraft's Mode S transponder code is A4B960 (hex), used for ADS-B identification and flight tracking. N403SK was last tracked by AviatorDB at coordinates 30.2358, -81.6806 on March 11, 2025. The FAA registry record for N403SK was last updated on March 4, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Lockheed Corporation (now Lockheed Martin) was a major American aerospace company that produced legendary aircraft from the P-38 Lightning to the SR-71 Blackbird, L-1011 TriStar, and C-130 Hercules military transport. AviatorDB tracks 222 Lockheed aircraft currently registered in the FAA database, including the P3B model.

AviatorDB has found no NTSB accident or incident reports involving N403SK. 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.