or 8 Igla-1, but after sea trial it was rejected by the navy. Six 533 mm torpedo tubes with 18 53-65 ASuW or TEST 71/76 ASW torpedoes or VA-111 Shkval supercavitating torpedoes, or 24 DM-1 mines, Crew: 52 Price per unit is US$200–250 million (China paid approx. US$1.5-2 billion for 8 Project 636 Kilo-class submarines) Gallery Project 877 units Project 636 units Project 636.3 units Italics indicate estimates See also List of Soviet and Russian submarine classes List of submarine classes in service Future of the Russian Navy Cruise missile submarine Attack submarine References External links SSK Kilo Class (Type 636) at Naval-technology.com SSK Kilo Class (Type 877EKM) at Naval-technology.com Attack submarines Submarine classes Submarines of the People's Liberation Army Navy Russian and Soviet navy submarine classes Submarine classes of the Islamic Republic of Iran Navy Russian involvement in the Syrian civil war Military equipment of the 2022 Russian invasion of Ukraine