The S-400 Triumf (NATO reporting name: SA-21 Growler) air defense system’s most advanced long-range missile, the 40N6 surface-to-air missile (SAM), was accepted into service with the Russian military earlier this month, TASS news agency reported on October 18.
“The 40N6 long-range missile has been accepted for service. All the necessary documents were signed in September, after which the Defense Ministry started the purchases of these missiles,”a Russian defense industry source was quoted as saying by TASS.
The 40N6 missile (the export variant of the missile is designated 40N6E) had reportedly been undergoing final operational evaluation and testing during the summer. According to another defense industry source, the 40N6 missile passed its final operational trials in July. The 40N6’s maximum engagement range is thought to be around 380 kilometers, while the missile’s maximum altitude for target interception is approximately 30 kilometers.