N403AX

N403AX is an Israel Aerospace Industries Kfir, a single-engine jet operated by AIRBORNE TACTICAL ADVANTAGE CO LLC. SkyMeter has tracked 146 flights totalling 204 hours of airtime via ADS-B. The most frequent segment is KPHF to KPHF. Service window in our records spans 228 days. Of those flights, 24 (16.4%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion. The Israel Aerospace Industries Kfir has a maximum takeoff weight of 36,376 lb, medium wake category.

About the Israel Aerospace Industries Kfir

The IAI Kfir is Israel's first domestically produced fighter aircraft, developed in the early 1970s after France embargoed Mirage 5 deliveries following the Six-Day War. Israel Aerospace Industries reverse-engineered the Mirage airframe and married it to the American General Electric J79 turbojet—the same engine powering the F-4 Phantom—creating a Mach 2-capable multirole fighter that served as the backbone of Israeli air power through the 1970s and 1980s. The Kfir saw extensive combat during the 1982 Lebanon War and pioneered canard technology with the improved C.2 variant, enhancing maneuverability at high angles of attack. Though retired from Israeli service in the 1990s, the type found a second career as an adversary aircraft.

In the United States, the Kfir has become synonymous with contract air services providing realistic threat simulation for military training. Companies like Airborne Tactical Advantage Company operate ex-Israeli Air Force Kfirs under civil registration, flying aggressor missions that replicate the performance envelope of advanced foreign fighters. These aircraft retain their delta-wing configuration and powerful J79 engine, capable of sustained supersonic flight above Mach 2 and combat maneuvering that challenges fourth-generation fighters. The Kfir's combination of high thrust-to-weight ratio, small radar cross-section, and aggressive handling characteristics makes it an ideal surrogate for Soviet-designed threats in dissimilar air combat training.

SkyMeter has tracked flights across airframes and operators, with the largest observed operator.