{
  "id": "oscar-ii",
  "name": "Oscar II Class (Project 949A Antey Class)",
  "aliases": [],
  "domain": "naval",
  "country": "RUS",
  "category": "Nuclear-powered cruise missile submarine",
  "status": null,
  "fielded": 1986,
  "operators": [
    "RUS"
  ],
  "prolif_count": 1,
  "summary": "The OSCAR II class SSGNs are the second-largest submarines in the world, second only to the U.S. OHIO class SSBN/SSGNs. SSGN Oscar II class cruise-missile submarines (Project 949A/Antey class) are designed primarily to attack NATO aircraft carriers, battle groups.",
  "specs": [
    {
      "k": "crew",
      "v": 94,
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "length_m",
      "v": 154,
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "beam_m",
      "v": 18.2,
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Draft",
      "section": "dims",
      "v": "9.2 m",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Displacement (surface)",
      "section": "dims",
      "v": "14,700 tons",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "displacement_t",
      "v": 19400,
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium",
      "label": "Displacement (submerged)"
    },
    {
      "k": "propulsion",
      "v": "2 x OK-650B",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Engine power",
      "section": "mobility",
      "v": "98,000 total shp",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Endurance",
      "section": "mobility",
      "v": "120 days",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Surface Search / Navigation Radar",
      "section": "firecontrol",
      "v": "1 x MRK-50 Albatros' series (Snoop Pair) surface search/navigation",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Sonar Active / Passice Suite",
      "section": "firecontrol",
      "v": "1 x MGK-540 with Skat-3 (Shark Gill) active/passive suite",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Towed Passive Array Sonar",
      "section": "firecontrol",
      "v": "1 x Pelamida towed passive array",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Mine-Avoidance Sonar",
      "section": "firecontrol",
      "v": "1 x MGK-519 (Mouse Roar) active high-frequency mine-avoidance",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Cavitation Monitor",
      "section": "firecontrol",
      "v": "1 x MG-512 cavitation monitor",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Upward-Looking Echo-Sounder",
      "section": "firecontrol",
      "v": "1 x MG-518 upward-looking echo-sounder",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Sound-Velocity Measurement",
      "section": "firecontrol",
      "v": "1 x MG-533 sound-velocity measurement",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Ice-Lane Detector",
      "section": "firecontrol",
      "v": "1 x NOR-1 ice-lane detector",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Surface Warning",
      "section": "firecontrol",
      "v": "1 x NOK-1 surface warning",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Hull Armor",
      "section": "protection",
      "v": "The Project 949A Antey is a double-hulled design, which comprises an inner pressure hull and outer hydrodynamic hull.",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "NBC Water Washdown System",
      "section": "protection",
      "v": "Yes",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "EW",
      "section": "protection",
      "v": "1 x Bald Head intercept",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Communication",
      "section": "armament",
      "v": "The Oscar II class boats are fitted with a floating antenna buoy to receive satellite navigation signals, target designation data and radio messages at a great depth and under the ice.",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Torpedo System: launcher",
      "section": "armament",
      "v": "4 x bow 650-mm tubes [Type 86R and Type 88R/SS-N-16 Stallion ASW missiles and/orType 65-76 torpedoes carried]; 4 x bow 533-mm tubes [Type 83RN and Type 84RN/SS-N-15 Starfish ASW missiles and/or USET-80 torpedoes carried]",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Mine System",
      "section": "armament",
      "v": "32 x Mines max. in lieu of torpedoes and/or missiles",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "armament",
      "v": "24 x P-700 Granit (NATO SS-N-19 Shipwreck) SSM",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium"
    },
    {
      "k": "hulls",
      "v": 12,
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium",
      "note": "Hulls listed in the source card"
    }
  ],
  "payloads": [
    {
      "name": "24 x P-700 Granit (NATO SS-N-19 Shipwreck) SSM",
      "role": "Supersonic Long-Range Anti-Ship Cruise Missile",
      "src": [
        "weg-oscar-ii"
      ],
      "conf": "medium",
      "caps": {
        "Type": "Supersonic Long-Range Anti-Ship Cruise Missile",
        "Guidance": "inertial w/command update, active radar/IR inertial w/anti-radar homing",
        "Warhead": "750 kg conventional high-explosive; or 500 kiloton nuclear",
        "Speed": "Mach 1+",
        "Length": "10 m"
      },
      "range_km": 630,
      "qty": "24 x P-700 Granit (NATO SS-N-19 Shipwreck) SSM"
    }
  ],
  "variants": [
    {
      "name": "Krasnodar",
      "text": "Commissioned: 1986 Status: Retired, scrapping began in late 2012 Fleet: Northern Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    },
    {
      "name": "Krasnoyarsk",
      "text": "Commissioned: 1986 Status: Inactive, caught fire during scrapping Fleet: Pacific Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    },
    {
      "name": "Irkutsk",
      "text": "Commissioned: 1988 Status: Active Fleet: Pacific Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    },
    {
      "name": "Voronezh",
      "text": "Commissioned: 1989 Status: Active Fleet: Northern Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    },
    {
      "name": "Smolensk",
      "text": "Commissioned: 1990 Status: Active Fleet: Northern Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    },
    {
      "name": "Chelyabinsk",
      "text": "Commissioned: 1990 Status: Active Fleet: Pacific Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    },
    {
      "name": "Tver (ex-Vilyuchinsk)",
      "text": "Commissioned: 1992 Status: Active Fleet: Pacific Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    },
    {
      "name": "Orel (ex-Severodvinsk)",
      "text": "Commissioned: 1992 Status: Active Fleet: Northern Fleet",
      "src": [
        "weg-oscar-ii"
      ]
    }
  ],
  "art": "submarine",
  "image": null,
  "verified": null,
  "changelog": [
    {
      "date": "2026-10-10",
      "change": "Entry created from the Worldwide Equipment Guide (ODIN), bulk import"
    }
  ],
  "url": "https://www.defensepedia.com/systems/oscar-ii.html",
  "sources": {
    "weg-oscar-ii": {
      "title": "Oscar II Class (Project 949A Antey Class) Russian Nuclear-Powered Cruise Missile Submarine",
      "publisher": "U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)",
      "url": "https://odin.t2com.army.mil/WEG/Asset/Oscar_II_Class_Project_949A_Antey_Class_Russian_Nuclear-Powered_Cruise_Missile_Submarine",
      "published": "2026-03-20",
      "tier": 1,
      "checked": "2026-10-10"
    }
  }
}