The Ukrainian Defense Ministry’s Main Intelligence Directorate (HUR) has acquired confidential internal documents related to Russia’s newest strategic nuclear submarine, the K-555 Knyaz Pozharsky, of Project 955A Borei-A class.
According to Ukrinform, the intelligence agency disclosed that it now possesses:
Additionally, Ukrainian intelligence acquired an excerpt from the ship’s daily operational schedule, a comprehensive document that governs both combat and routine duties aboard the submarine.
The Borei-A class submarines are a critical component of the Kremlin’s nuclear triad. Each vessel is equipped with 16 launch tubes for R-30 Bulava intercontinental ballistic missiles, each capable of carrying up to ten warheads.
The Knyaz Pozharsky officially joined the 31st Submarine Division of the Russian Navy’s Northern Fleet on July 24, 2025, with its permanent base located in Gadzhiyevo, Murmansk region. Russian dictator Vladimir Putin personally oversaw its commissioning into active service.
According to Ukraine’s military intelligence, the acquired materials reveal not only the design features and technical limitations of the Knyaz Pozharsky, but also of other Borei-A class submarines — assets that are essential to sustaining the Russian regime’s narrative of strategic strength.
Source: Ukrainian intelligence obtains classified data on Russia's newest nuclear submarine Knyaz Pozharsky
